Why do polar bears die?

Cars & Vehicles

Sorry, time for a real life check. Polar bears are alive and well. They sometimes die from accident , disease, old age or hunger. There are ABOUT 26,000 polar bears, and their numbers have been growing slightly in recent years.

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Why is eating polar bear fat healthy and eating cow fat healthy?

I don't know about polar bear fat, but I know that eating cow fat isn't healthy.Eating any form of fat in large quantities is not healthy. Fat is very essential for a healthy body but at the same time, excess fat in diet may lead to obesity, cholesterol, heart problems etc.

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How do you check speaker wire polarity?

Set the multimeter to measure DC voltage, and touch the speaker wires to the probes.If your probe is touching a wire with an opposite polarity, such as the positive probe to a negative wire, you will get a negative numerical reading.Try switching which probe you're using to get a positive reading...

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Does speaker wire polarity matter?

3 Answers.The reason for keeping the polarity of speakers the same in an audio system is so that you don't end up with a phase difference between channels if different channels are connected reversed.If you have a single speaker the signal is AC so it doesn't really matter which way around it is ...

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Differentiate between the terms reversed polarity and normal polarity?

Normal polarity is for the power to normally go from positive to negative, reverse polartity is to change the positive to a negative and the negative to a positive so the power goes the other way.

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How do you test speaker wire polarity?

Observe polarity and touch a 1.5 volt battery to the terminals and note the direction the speaker cone moves.

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How do I test speaker polarity?

Set the multimeter to measure DC voltage, and touch the speaker wires to the probes.If your probe is touching a wire with an opposite polarity, such as the positive probe to a negative wire, you will get a negative numerical reading.Try switching which probe you're using to get a positive reading...

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Why do people die?

Death is the permanent cessation of all biological functions that sustain a living organism.Phenomena which commonly bring about death include aging, predation, malnutrition, disease, suicide, homicide, starvation, dehydration, and accidents or major trauma resulting in terminal injury.

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Why do rod bearings go bad?

inadequate lubrication

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Why do big end bearings fail?

Most likely due to a lack of adequate lubrication caused by:or

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Is dichlorodifluoromethane polar?

it is a particle. Any way you not allowed to know what it is.

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How cold is too cold for polar bear or at what temp is it dangerous even for them?

hot temperature's like 31 degrees is dangerous for a polar bear.polar bears were meant for cold weather.

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Does a fuse have polarity?

Fuse holders don't have positive/negative polarity.They are placed between one side of the power source and the load.

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How do you check the polarity on a car speaker?

With a simple flashlight battery.Connect wires to the speaker then breifly touch the wires to the battery and watch the speaker.If you have positive to positive and negative to negative the speaker will "push outwards" if you have it reversed it will "suck inwards"

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Why do people die from carbon monoxide?

Carbon monoxide poisoning occurs when carbon monoxide builds up in your bloodstream.When too much carbon monoxide is in the air, your body replaces the oxygen in your red blood cells with carbon monoxide.This can lead to serious tissue damage, or even death.

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Definition of reversed polarity?

when at a point of millions of years the earths polarity is reversed so that compasses instead of pointing north will point south

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Why do people mostly die in January?

i don't think that most people die in januray. But there is a fact that more people die on months with more days.The National center for health statistics shows the most deaths do happen in January, February and March are the next highest death months. They guess it is because in the colder month...

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Why do kids outgrow die-cast cars?

My personal opinion is that kids are embarrassed or made fun of by friends. I am 12 and still collect die-cast cars. Don't let peer-pressure make you stop collecting cars it is something to be proud of someday.

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Is polarity important for speakers?

Depending on how a speaker has been wired internally or connected to the amplifier, it will either move in or out in response to a given input signal.As long as a single speaker is concerned, this direction has no influence on the perceived sound.Speaker polarity then becomes a very important par...

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What happens if Speaker polarity is reversed?

Accidental reversal of speaker wires can happen when the wires are not properly labeled for polarity.Although this is not dangerous to a speaker or amplifier, proper power delivery and speaker response is not possible with reversed speaker wires.Reversing speaker wire polarity is a common audio e...

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What is a reverse polarity switch?

Reverse Polarity Switching - a clever sounding term for something that's really very simple.Polarity refers to the direction of a magnetic or electrical field.If you look at a simple battery it's got two terminals – two ends metal ends.

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Why do my Engine die when you stop?

You forgot to push in the clutch pedal

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Do rod bearings torque?

Connecting rod bearing nuts are torqued. How much you should torque the nuts depends on the year, make and engine.

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Why don't rocks die?

rocks don't die because they are extra special rocks don't die because they are extra special

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Why do Cars die when its put in gear?

On cars with automatic transmissions, it is usually a bad sensor or vacuum line, depending on the year model. In a manual transmission car, it really depends on the procedure you use for engaging the gear. If you are new to manual transmissions, this could be the problem. A more specific descript...

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What are the Car cigarette lighter polarities?

According to wikipedia the center pin is positive (+) and the outer sleeve is negative (-).

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How does a polarity switch work?

It's a very simple electronic process involving switching polarity.The electrical field travels in a certain direction and it's this direction that determines which terminal is which.Thus each terminal of the battery is said to have a 'polarity' and this polarity is either positive or negative.

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Why are cars dying?

cars are dying because of fuel emissions coming out from their exhaust pipe creating a smog. Smog is a cross between smoke and fog. Because of this more and more gas guzzling 4x4's and many other cars, vans and vehiclesWho told you cars are dying? Nothing could be farther from the truth. Without ...

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Do wheel bearings squeak?

The classic symptom of a bad wheel bearing is typically a cyclic chirping, squealing or growling noise that changes in proportion to vehicle speed.The sound may disappear at some speeds or only occur at certain speeds.The noise may get worse when turning, or it may disappear momentarily.

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Why men are died?

because woman hate men so they eat them!

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How do you replace bearings?

This depends on what bearings in what make model year and engine of car.

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Do ball bearings reduce friction?

The purpose of a ball bearing is to reduce rotational friction and support radial and axial loads.Because the balls are rolling they have a much lower coefficient of friction than if two flat surfaces were sliding against each other.

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What temperature do bearings fail?

A simple rule for troubleshooting bearing temperatures: No more than 180 degrees Fahrenheit (82 degrees Celsius) on the housing.The bearing outer ring can be up to 20°F (11°C) hotter than the housing.The lubricant originally specified for the application was likely selected to run at lower temper...

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Do bad wheel bearings squeak?

The classic symptom of a bad wheel bearing is typically a cyclic chirping, squealing or growling noise that changes in proportion to vehicle speed.The sound may disappear at some speeds or only occur at certain speeds.The noise may get worse when turning, or it may disappear momentarily.

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How do you adjust bearings?

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Do rear wheels have bearings?

Auto Repair For Dummies, 2nd Edition Wheel bearings usually come in pairs of inner and outer bearings.Usually, only the non-drive wheels (that is, the front wheels on rear-wheel drive vehicles and the rear wheels on front-wheel drive vehicles) have repackable wheel bearings.

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Why did Lewis latimer died?

Latimer died not because of old age but because of a car crash in 1928.

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Why did your car die?

I was hungry. I killed it and ate it

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How do you stop the battieriess from reversing polarities when the batteries are in series?

In a negative ground system, hook the vehicle ground (frame) to the negative of the first battery, positive of that battery to negative of second battery and the positive of the second battery back to vehicle positive. ( starter or starter solenoid) If you are hooking 2 12 volt batteries in serie...

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How do you pop out skateboard bearings?

Step 2 Remove the Bearings Position the wheel at the end of the axle.To remove the bearings, gently pry the wheel at a downward angle.Perform this prying process on both sides of the wheel.A bearing spacer should fall out once the bearings are removed.

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How long do Bones Swiss bearings last?

For more than 36 years preferred by the world's top professional skaters.Proven, professional competition-grade speed and durability make Bones Swiss normally last several times as long as ordinary ABEC rated bearings.Made in Switzerland.

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How long do front wheel bearings last?

Typically, you should check and maintain your wheel bearings every 25,000 to 30,000 miles.An average sealed wheel bearing lasts 85,000 to 100,000 miles although some can last as long as 150,000 miles.

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How do you preload a bearing?

Preload can be applied using two standard methods, solid preload and spring preload.A solid preload is achieved by holding the inner and outer rings of the bearing in place with spacers or locking mechanisms while applying an axial load.

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How do I change a wheel bearing?

Steps Park your vehicle on a flat surface. Use wheel chocks to secure wheels whose bearings you aren't replacing. Loosen the lug nuts and lift the wheel using a jack. Unscrew the lug nuts and remove the wheel. Remove the brake caliper. Remove the dust cover, cotter pin, and castle nut. ...

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Why is my ABS light on after changing wheel bearing?

But once you start driving, you get another ABS light on after wheel bearing replaced.Or, it determines that the weak signal indicates a bad sensor, so it lights up the ABS light.You can try removing the sensor from the old wheel bearing hub and cleaning off the rust.

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Why would strut bearing plates need to be replaced?

They can wear out and make crunching noises especially when dirt gets into them.

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Do your wheel bearings need replaced?

Yes! These pin bearings are surrounded by high temp grease, the grease is kept where it should be by rubber seals. Once these seals are worn out, and cracked, or broken completely, the grease finds its way away from the bearings, and then you have metal on metal contact. There are four parts to a...

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How do you avoid bearing knock?

With regular oil & filter changes at required intervals with proper quality engine oil and not lugging or over revving the engine.

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How do you measure trailer bearings?

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How do you change a bearing?

Steps Park your vehicle on a flat surface. Use wheel chocks to secure wheels whose bearings you aren't replacing. Loosen the lug nuts and lift the wheel using a jack. Unscrew the lug nuts and remove the wheel. Remove the brake caliper. Remove the dust cover, cotter pin, and castle nut. ...

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Do you need to grease wheel bearings?

When to Grease Your Bearings If you only go on a few short trips every year, then you probably don't need to have those wheel bearings greased every season.On the other hand, if you travel frequently in your RV and rack up a lot of miles while doing so, then you may need to have it done more tha...

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How do you remove axle bearings?

Part 2 Removing the Axle Bearings Remove the trays and coverings that are in the way. Remove the tires. Remove the brake pads from the caliper, and then unbolt the caliper itself. Release the parking brake. Remove the disk rotor. Remove the axle bearings using the bearing replacement/rem...

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How long do trailer wheel bearings last?

Standard tapered trailer wheel bearings are recommended to be re-packed with fresh bearing grease about every year or every 12,000 miles under normal use.

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How do you check wheel bearings?

How to Check a Vehicle's Wheel Bearings Jack up your vehicle. Support it on jack stands.Without getting under the vehicle, grasp each wheel at the top and bottom and attempt to rock it. There should be minimal movement. Put the gearshift in Neutral if you have an automatic transmission, or t...

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How do you change a rod bearing?

How to Replace Rod Bearings Remove the connecting rods from the pistons and crankshaft, if they are not already out. Remove the old bearings. Clean the bearing surface of the rods on either end with a lint free rag. Slide one bearing into the end of the rod's big end and one bearing into t...

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What does a bearing press do?

Installs bearings and races. Races are usually press-fit, so you need a press to install them.

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What does a motor bearing do?

A main bearing gives the crankshaft a smooth surface to spin on, and a rod bearing, provides a surface for the connecting rod to rotate on.

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How do you fix rod bearings?

You cannot fix a rod bearing. Bearings must be replaced. While it is possible to replace a single rod set, a bottom end overhaul might be the way to go. The rational here is that if one bearing is bad, how far off are the others? In addition, if crank shaft journal service is necessary, the machi...

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How do you Replace rod bearing?

If the bearing has not spun or seized, you drop the oil pan, take the rod cap off of the rod and put the new bearing in. The bearing is in two pieces, half in the rod and half in the rod cap. If the bearing has spun, you should remove the crankshaft and either have the rod journal polished or mac...

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How do you clean skateboard bearings?

You Will Need: Some bearings! A bit of rag.About half an hour.A knife blade for rubber shields or circlip plies for metal shields.A warm, well lit place.Some sort of degreaser/solvent.A tray to soak your bearings in (preferably with a lid)Some light grease/speed cream etc.

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How much do skateboard bearings cost?

They are definitely more expensive, usually ranging $70-$100 (regular bearings start around $15).While it's generally true that you definitely get what you pay for when it comes to skateboards, does the more expensive ceramic material actually make for a better performing skateboard bearing?

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How do you fix a knocking bearing?

Step By Step Method Of Fixing A Rod Knock Drive the car onto a set of mechanic's ramps. Place the oil pan under the oil drain valve, then remove the oil plug which is under the oil pan. Fit the oil-filter wrench in the middle of the oil filter to remove it. Then get rid of the oil pan and ...

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How do you Grease axle bearings?

Hand Method Apply a jelly bean-sized amount of grease onto one hand. Rotate the bearing occasionally to coat it evenly. Coat the inner part of the hub with grease and slide it back onto the axle. Put on the slotted nut and tighten it as you spin the hub.

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Why does front wheel bearing need pre-load?

Because in most cases they are a tapered roller bearing.

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Do thrust bearings support the crankshaft?

In away they do, But the main reason for them is to stop the crank from moving foreward and backwards.

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How many wheel bearings do cars have?

Cars have a total of four wheel bearings, one on each wheel. The wheel bearings are designed to help the wheels spin.Many cars have two wheel bearings per wheel, an inner and an outer located in each hub/bearing assembly.

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What do bad wheel bearings sound like?

The classic sounds of a bad wheel bearing are cyclic chirping, squealing and/or growling noise.You can also tell that the sound is related to wheel bearings if it changes in proportion to vehicle speed.The sound can get worse with every turn, or it can disappear momentarily.

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How do you torque front wheel bearings?

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How do you check rear axle bearings?

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Why are so many cars dying?

because the drives are two hard on the car or there car is to old and they need to get a new one

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Why would truck die while running?

There are too many reasons from as simple as out of fuel, to complex like a pcm malfunction. You need to have it diagnosed by someone who is qualified.

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How do you replace a rod bearing?

it involves taking apart the entire engine. if the rod bearings need to be replace so should all the other bearings. my advice is to take it to a shop. it will be expensive and take a long time, but is necessary for your engine to last. I took the oil pan bolts off. Unbolted front motor mount. To...

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How do you pack a wheel bearing?

If you uave a can of grease,you can put the bearing down in that and work it around in the grease.Then make sure there is enough grease in the hub,where the bearing came out of.

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How often do you replace wheel bearings?

As often as they wear out!

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How do you change your wheel bearing?

Vehicle type and year is essential for proper answer.

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How do you adjust ball bearings?

You can't, only tapered roller bearings as used in drums & rotors on some vehicles are adjustable. The rest are just sealed bearings and/or hub & bearing assemblies that are sealed

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How do you measure main bearing alignment?

use a socket 3/8m and make line tape the length and width and multiply by whatever is length

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How often do you change skateboard bearings?

How often should you replace your bearings? If you use high quality bearings, you should replace them once a year or two.

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Do wheel bearings make a clicking noise?

Noise is a classic sign of a bad wheel bearing or wheel hub bearing.Here are some indicators of a worn wheel hub bearing or other wheel-end damage: Snapping, clicking or popping.This noise is typically heard when cornering or making sharp turns.

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How do you take main bearing clearance?

General Method for taking clearance using lead wire: Turn the crank shaft to set the crank at TDC position.remove locking and slacken the nut to lower the bottom half with bolts.

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Do bad wheel bearings get hot?

A worn-out wheel bearing can prevent your wheel from turning freely, adding unnecessary friction that quickly turns into heat.Your tires won't catch on fire — at least in most cases — but too much friction can leave your wheel exceptionally hot to the touch.

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How do you tighten Dexter Axle bearings?

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Why does Car die at idle?

All cars, with a fuel injection system, use some form of idle control valve that lets a small amount of air into the fuel sytem to keep the engine idling when the throttle is closed.From my experience, this valve is a common problem and is relatively cheap and easy to repair.Of course it could be...

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Why doc Hudson die in Cars?

he didn't die in cars 1 he died in cars 2 anyway the answer because the makers of cars 2 wanted an more better part probaly in cars 3 the will kill finn mcmissle

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Why does a car backfire and die?

A car can backfire and die if the spark plugs are bad. The car could also have a problem with the timing or the catalytic converter .

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Why does your car keep dying?

Mine? because I abuse it, that's why it goes to the race track on a trailer.Yours? I would to need to know much more detail about the symptoms to guess

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Why would a car die when idling?

the most common thing here with American cars is a tps (throttle positioning sensor) pretty cheap and easy to get to. usually located under the breather/air cleaner. or a vacuum line is disconnected. usually with a vacuum line the car wouldn't start at all without having to pump the gas pedal and...

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Why would your car die when idling?

You do not provide enough information for a good answer. It depends if it is Fuel Injected or not and other information. Possibly vacuum leak or idle speed too low.

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Why would my car die on highway?

There are many possibilities. You could have clogged injectors, or even an intermittently bad fuel pump. try running injector cleaner through your car. Fill the gas tank to the top and put one bottle of injector cleaner in. Next time you fill up see if it solves the problem. If not, have the inje...

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Why did so many die in ww1?

Military and Civilian Deaths on Both Sides Many people died, not from combat, but from diseases caused by the war, a figure estimated at around 2 million deaths.6 million people went missing during the war and were presumed dead.Two out of three soldiers died in battle, the rest died due to infe...

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Why does my car start then die?

Common reasons for this to happen: An issue with the mass airflow sensor may manifest itself when a car starts and then stalls soon after starting.Fuel Pump Relay: The fuel pump relay functions much like a fuse for an electric fuel pump.The fuel pump relay engages as the vehicle is started and s...

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Do atoms die?

Atoms are the building blocks of matter.They, quite literally, make our universe what it is.When we die, our bodies do not turn into nothing; rather, they are broken down into their constituent parts and recycled into the ecosystem.

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Do viruses die?

Strictly speaking, viruses can't die, for the simple reason that they aren't alive in the first place.Although they contain genetic instructions in the form of DNA (or the related molecule, RNA), viruses can't thrive independently.Instead, they must invade a host organism and hijack its genetic i...

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Why does my car's engine die then starts up but dies again?

Could be many reasons but fuel delivery comes to mind such as fuel pump failure, fuel pressure regulator failure, dirty fuel filter, etc.

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Difference between wheel bearings hub bearing?

the newer cars have sealed wheel bearings already in a bolt on hub assembly, some even come with abs sensors installed.the older cars had roller bearings & races that needed packed & adjusted. they both are wheel bearings.

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Is wheel bearing and hub bearing connected?

They're the same thing. What I mean is that the bearing lies between the axle and the hub, and the wheel is bolted to the hub.

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What type of bearing is used for main bearing and connecting rod bearing?

Main bearings of such type are called flange main bearings.Connecting rod bearings provide rotating motion of the crank pin within the connecting rod, which transmits cycling loads applied to the piston.Connecting rod bearings are mounted in the Big end of the connecting rod.

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Do flight attendants die earlier?

We found the flight attendants in our study generally had fewer deaths compared to the US.Out of the 11,311 people included in our study, 331 died of cancer.Based on estimates from the general population, we anticipated 447.Though some studies have found higher levels of breast cancer and melanom...

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Is a molecule polar when it is covalently bonded atoms share elcetrons equally?

tHERE ARE SUCH THINGS AS POLAR COVALENT MOLECULES. LOOK IT UP IN THE LIBRARY CHEMISTRY SECTION. I JUST FINISHED THAT CLASS IN COLLEGE. BECAUSE OF THE ACTUAL SHAPE THE MOLECULE CAN TAKE, IT MAY MAKE IT POLAR. LIKE I SUGGESTED, LOOK IT UP IN A TEXT BOOK IN YOUR LIBRARY NEAR YOU. IT'S LISTED UNDER P...

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Which type of bearing are known as anti friction bearing?

Antifriction Bearings The types of antifriction bearing are group by the shape of the rolling element and they are ball bearings, cylindrical roller bearings, tapered roller bearings, and needle roller bearings.There are variations within each type of bearings and only the most commonly used one...

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What do you do when you die?

Your muscles will release (which also includes a release of your bowels). Eventually, rigor mortis will set in. Ultimately, you will decompose over time, as tissue breaks down.

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