# When you ride a bicycle at full speed and the bike stops suddenly Why do you have to push hard on the handlebars to keep from flying forward?

Cars & Vehicles

It's called inertia, or conservation of energy. Basically it means that an object that is moving likes to keep moving, and that an object at rest likes to remain at rest. When you're on the bike you are that moving object that would like to remain moving, so to resist that force you have to brace your arms against the bars. The bike willthen transfer that force through the for and wheel and into the ground.

## Why do passengers in a car fly forward when the car comes to a sudden stop?

When the car vis moving u are at the same pace with but a sudden brake stops the motion of the car but not yoursAn object in motion tends to stay in motion.

## Why do I have to turn ac off while stopped at traffic-lights because engine wants to push car forward?

The best I can do is to guess, so bear with me.When your AC is on, it places quite a burden on the engine.You can probably hear the RPM's drop when you turn theAC on. In a car with a big V8 engine, this is no big deal. Theamount of power "stolen" by the AC compressor, comparedwith the total power...

## Why do you fall forward when a car brakes suddenly?

Because you are decelerating sharply

## Do you have to push hard on a brake pedal?

2 – Hard Brake Pedal If the brake pedal is hard to push, the problem is most likely in the power assist mechanism.Power assist failures in vacuum systems are typically caused by a loss of vacuum (disconnected, split or blocked vacuum line) or a tear in the diaphragm of the brake booster.

## Why do we fall forward when a moving bus suddenly stops?

So when the bus or train stopped suddenly, a passenger sits inside tends to fall forward.Because the lower part of the body comes to rest with the bus while the upper part tends to continue its motion due to inertia.

## Why do passengers in a car move forward when the car is comes to a sudden?

They continue on their path but the car slows down. It's more like the car moves back.

## Why do you go forward when a car stops?

Inertia.A body, once set in motion wants to maintain that motion, until acted upon by another force.

## How old do you have to be to ride a 125cc dirt bike on the road?

It is illegal for anyone to ride a dirt bike on the road. They are strictly for off road and are not street legal.It is illegal for anyone to ride a dirt bike on the road. They are strictly for off road and are not street legal. It is illegal for anyone to ride a dirt bike on the road. They are ...

## What gear do you have to be in when you ride a dirt bike?

if u have a 4 cluch and u want to o fast like over jumps or something u should be in 4th gear and if u only have a 2 clch then i guess 2nd gear

## Do you have to ride in the bike lane?

Instead, either ride in the edge of the bike lane farthest away from the parked cars (at least four feet), or ride in the adjacent traffic lane.New York City law stipulates that cyclists should use the bike lane if one is provided, but it allows exceptions for safety reasons.

## Is the road test at the dmv at Randolph NJ hard and do you have to go on the highway?

You don't go on the highway but you do go onto the main road and road in a business park where there could be a lot of traffic around.The big difference here is with parallel parking. They do not have a curb but a yellow painted line with cones behind them. Other testing sites has a curb.

## Do you need insurance tax and MOT to ride a quad bike on the road?

motorcycle insurance, like most other insurance, involves a labyrinth of unfamiliar terms and hoops to jump through when it comes to getting the cheapest insurance. For More:This answer is for UK citizens only.

## How old do you have to be to push a pit bike round the streets?

It honestly doesn"t matter how old you have to be. If you are under age, you should get a pet Lady Gaga to do it for you.

## When brakeing some times the pedal drops suddenly. if you push down a little harder you can still stop.?

You have a very serious and dangerous problem. More than likely the master cylinder if about to completely fail. When it does fail you will have no brakes at all. Have this repaired yesterday.

## You are riding in a car on a highway when a large truck speeds by you. Explain why your car is pushed toward the truck.?

when air is pushed forward, is has less pressure to the sides then in front, causing a vacuum on either side. when the truck speeds by, it causes this affect on a descent sized scale, large enough to pull your car.

## Why is a skateboarder thrown forward when the skateboard hits a curb and stop shorts?

Because the skateboarder is going fast, and the board stops, the guy keeps going fast at the same speed and flies off.

## Can you ride a road legal quad bike on the road at 16 on provrsional license?

No. Most states in the US strictly prohibit the use of ATVs on the roads. To do so is punishable by arrest and incarceration, not to mention it isn't really bright to begin with.

## How do you stop a leak from the oil release bolt on a dirt bike?

if its tight and still leaking you may need to re tap the hole into the block with a larger size thread and then insert a new larger size bolt.Investigations Person says;Providing that the bolt and sump threads are in good condition, check that a washer is not normally fitted, where I am most if ...

## Do you have to push the clutch when downshifting?

When downshifting in a car using a stick shift, we must first depress the clutch pedal to disengage the gears, move the gearstick into the lower gear, and release the clutch pedal to re-engage the gears.Sounds simple enough, but the issue we have is when pressing the clutch the engine revs drop t...

## I have 1969 bug that wont keep a charge and it wants to die at the stop light unless you tap the gas what do I do?

(No Charge)First test the battery. If it is OK check the alternator. (Die at stoplight)Start with a good tuneup (plugs, points, rotor, distributor cap). If that doesnt solve it, either replace the carburetor or rebuild the carburetor. It sounds like it is staving for gas at idle which could be a ...

## You are riding in a car. The driver brakes suddenly. What happens to you Why?

Your momentum forces you forwards until you can regain stability. If the car rapidly sped off, you would be thrust back into your seat.

## You are having a hard time on gaing speed when you switched gear?

you could be going into the wrong gear or you need to have it loosened or greased up

## How old do you have to be to ride a pocket bike in new york?

It does not matter about age as long as you have drivers licenses

## Why does a speedin g car turn around when the driver suddenly steps on the brake?

It SHOULD stop in a straight line ! If you mean like in the movies, they turn the steering wheel while they step on the brake - sending the car into a controlled skid.

## You drive a clutch and when you push on the gas to take off if you don't catch it exact from the gas peddle to the clutch the car rumbles and shakes really hard you have to stop and proceed slowly so?

More than likely you have a warped clutch disk. This comes from over-heating it. Racing or ridding it at a stop light, or on a hill. If you use your clutch as a brake on a hill, (lots of people do and don't even realize they are doing it) that will do it every time.

## What do you call a push button switch that you push on when power supply shut down you have to push it on again?

That would be a breaker, as in circuit breaker. Just like the ones on your house.

## When riding the bus do you pull the cord at your stop or do you only pull the cord when you'd like to get off at a place without a stop?

When your riding the bus, you only pull the cord "When You Reach Your Stop". Remember don't pull the button unless your getting off, because less stops get you to your destination faster!

## What happens to you when you are riding in a car your seat belt is unfastened and the driver steps on the brake suddenly?

If your seatbelt is unfastened and the driver suddenly steps on the brake real hard, you will fly forward and go crashing into whatever is in front of you. Then you will complain, "That hurt." I will then tell you, "If we would have been in an accident, you would have done much more than hit the ...

## A train goes forwards at speed of 1m's for 20s then Stops goes backward at 0.5m's how far is the train from its starting point?

depends how long the train has being going backwards at 0.5m's,an the train didn't stop after it went backwards,ever changing answer

## When making a right turn at a green light do you have to stop?

No. One only has to stop when turning right at a RED light.

## Why might you have to stop a car during a long car ride?

use bathroom, get gas, eat, car trouble, need rest, car sick, kids fighting

## Why should you try to keep moving at low speeds in heavy snow in a car?

You need momentum.If you go to fast it is easier to lose control. Going slow also allows more time to maneuver/stop. "The keep moving at a slow speed", is important since a tire has more traction will the car is still moving. It is harder to start moving again without just spinning the tires.

## Why would the oil light blink on and off when I'm stopped at a stop light but when in motion it doesn't come on at all?

Low oil pressure due to excessive engine wear (bearings) Defective oil pressure sending unit? Try a manual gauge to determine actual engine oil pressure Try a heavier engine oil i.e. 20W-50

## When riding in a car you sense changes in speed and direction through the forces the car applies you. Do you wear seat belts to protect yourselves from speed or from acceleration?

You wear a seat belt to protect against acceleration.Acceleration is a change in speed over time. When you crash your speed changes over a very small amount of time. From an empirical stand point defining positive acceleration as an increase in speed over time a decrease in speed would be negativ...

## Who is liable when you fail to stop at a stop sign but the other driver was speeding?

Well let's look at this from a logical standpoint. Did you cause the accident by running a stop sign or did the other party cause it because they were speeding? If you had not run the stop sign would the accident have happened in the first place? The answer is obvious. You caused the accident by ...

## What should you do if your running light keeps going out when the light comes on when you push the brake but it doesn't work and you have replaced the light and replaced the bulb assemblies?

Check the ground wire to the bulb assembly and check the wire connections and the socket for corrosion or heat damage.

## When driving on rural roadways at higher speed you need a longer stopping distance?

Stopping distance is always relative to driving speed. The faster you go, the longer it takes you to stop. And if the road surface is wet or icy it will take even longer to stop.That means you also have to give yourself more space behind other vehicles.

## What to do to keep a teen like me from becoming bored on a long car ride?

Buy a Sony Psp Sony playstation portable

## Do you have to be in the car when you do the flying car cheat?

Yes, You must be driving the car or else it will crashland.

## Why do you keep on having to add engine coolant to a car?

Maintaining the fluids in the cars is important. A person has to keep replacing the coolant fluid because the car is using it or because there is a leak.

## If your car goes back when you put it in drive and you have to hit the gas hard to make it go forward especially on a hill what is the problem?

Hey Kim==This is normal with some cars and I wouldn't worry about it.Goodluck, Joecheck that your transmission fluid is full, not over full. Or just change it. Sometimes it gets contaminated

## Can you be 12 years old and ride a dirt bike in Pennsylvania on the streets?

You have to be 16 years old to operate a motor vehicle unless with you have your motorcycle permit and are with someone who already has a Class-M license. However, I am fairly sure that "dirt bikes" are not considered motorcycles, and are illegal to drive on paved roads regardless of if you have ...

## Can you be 16 and ride a quad bike on the road?

Is there an age limet to ride a quad

## Do you have to come to a complete stop when turning right on a red light?

Before you do anything you must obey the red light and come to a complete stop in the rightmost lane with your turn signal on.Make sure you stop behind the limit line (or crosswalk or intersection if there is no line).There's no need to roll the stop and end up with a ticket or cause a collision.

## Why is there a sound coming from the back right wheel when you accelerate and stop?

it squeaks when you accelerate and stop because that is the wheel (along with the back left) that push the car.i think its correct but im 10 so dont know for sure but i do get straight A's.sorry for bad grammar.

## Why when you do long ride with your gsr 2000 you have cut off at 5000 rpm .. at beginning cut off a 8200 at usual?

The fuel pressure could be dropping as the engine runs for a while. It could be as simple as a fuel filter that gets blocked as you drive, or it could be the fuel pump pickup screen inside the fuel tank or even the fuel pump that starts to fail when it gets warm. There are plenty of other possibi...

## Do you need to place the gear at N when stopping at traffic lights or to leave it on D?

No this is not necessary. Leave it in Drive.

## Do you have to apply the gas pedal full when climb a hill in a car?

It depends on the power to weight ratio, gearing, and engine controls of your vehicle. If you're in a passenger car with an automatic transmission, this would be an ill advised procedure. Commercial vehicles are typically governed so that the driver cannot put the motor into excessive RPMs, on th...

## Why do you have reverse but no forward gears on a 1998 gm 1500?

Transmission fluid level possible cause. This fluid level can only be checked with the engine running and at normal operating temperature.

## Do you have to stop for 3 seconds at a stop sign?

There is no 3 seconds rule.When stopping at a stop sign or stop line you need to come to a complete stop at or before the stop line (or intersection if there is no stop line), look and then give way to vehicles and/or pedestrians.Once it is safe, proceed.

## Do you need a full license holder to accomy you when you have a bi class on your license?

Not sure what a bi class license is.If it's the same thing as a "Learners permit" then Yes you do need a licensed driver to accompany you, at all times while driving.If you mean a class B commercial license then NO you don't need any other licensed driver with you while driving a class B vehicle.

## Why do they call it a drive thru when you have to stop?

Why is it called a “drive through” if you have to stop? A drive-in meant you drove in and parked.A drive through indicates you drive through without parking.It's in reference to parking, not stopping.

## When stopped at a light why does car rev up and then back to normal?

There could be many reasons for this. If your A/C is on, or if your defroster is using the A/C, the PCM could be revving the engine slightly to keep the additional drag from stalling the engine. It's also possible you have a vacuum leak, such as from a disconnected vacuum hose, under the hood. Or...

## Do you have to get your car serviced at the dealership to keep warranty?

Car servicing under warranty To keep your warranty valid, you'll also need to ensure approved parts are used and the correct jobs are undertaken.While you can get your car serviced anywhere, going to a main dealer will ensure this is the case.

## What do you do with a financed car when you have to move abroad and can't keep paying it?

Sell it and pay your lender!

## How do you make a rocket like the one Top Gear had on a bike in their video- Rocket-powered bicycle - Speed - BBC?

You build a rocket and strap it on

## What do you have to do before you can carry a passenger on a motor bike?

in Canada you need to have a valid m2 or m license to legally have a passenger

## Why does a car's engine have to run all the time just to keep the car moving at the same speed?

As the car moves forward, it pushes against the air in front of it. That air pushes back against the car with the same amount of force (Newtons Third Law of Motion: for every action there is an equal and opposite reaction). This slows the car the same as if anything else were in front of the car ...

## You are about to be struck from behind at a stop sign what should you do?

If it is safe to do so (no approaching traffic and/or traffic in intersection), move out of the way. If not, prepare for the hit, as it is better to be hit, than to cause a collision (from an insurance/fault stand-point). -Move into your set, and head against the head rest. This will help reduce...

## Who is at fault when a car in front of you moves right to go around a car turning left continues straight then comes to a sudden stop?

If this is a 2 lane road, then the vehicle the went around would be at fault since it went out of it's lane and attempted to pass on the right.

## If you are driving a truck do you have to stop at a red light?

Yes, Every one has to stop at a red light.

## Why would an encoded car key that has previously worked suddenly stop working and when tested appeared to have never been encoded?

The key may have come into direct contact with electrical or magnetic interference.

## Why do the hubcaps on a car appear to be moving backwards when the vehicle is actually moving forward?

That only happens when you view a recording of a car moving. The frame rate of the video capture device or camera creates that illusion half the time. This is because the next frame at any particular time moved more than halfway around, or more accurately the angular position of the wheel at the ...

## How do levers and gears influence on the speed of a bike or machine?

Gear and levers allows you to trade power for distance, and the other way around. If pushing the pedals is hard, like going uphill you can use gears or to create a ratio which lets you travel shorter by each push, but makes the pushing easier. If pushing the pedals is easy, like going downhill, y...

## Why would a 92 Paseo take a while to accelerate and sputter and want to shut off when you try to accelerate from a complete stop?

sounds like a lack of fuel. 1st I would replace the fuel filter. If this does not help, have the fuel pump checked.

## What would cause a car to slightly rev and feel like its going to move forward when stopped with your feet firmly on the brake?

Manual or Automatic? I will assume automatic. Most likely a vacuum leak or a device like the air conditioner turning on telling the ECU to increase the RPMs to compensate. The car moving forward is the torque converting starting to lock up as the RPMs rise which is normal. I would check for a vac...

## Do large trucks take longer to stop than a car traveling at the same speed?

Yes. Because the truck is heavier.

## If you have to brake suddenly and something from the back seat pushes your gear shift to reverse while car is in motion is this a valid loss claim?

It might be possible if you have full coverage insurance but this happened to my husband and it tore his transmission out and he had PLPD and they wouldn't do anything to help we ended up selling the car for \$300.00

## What do you do when the light changes to green when you are stopped at the intersection?

Remain stopped until the light turns green and cross traffic clears the intersection.Yield to pedestrians and vehicles that are still in the intersection at the time of the light change.If you are in the left turn lane, you must yield to oncoming traffic and pedestrians in crosswalks before turni...

## What do ido to stop the horn from blowing when you open a door?

find the relay or fuse for the vehicles security system, and most likely replace it. might need to take it to a shop to have this done.

## How do you keep your car windows and car finish from water spotting when you wash and dry the car?

how is to dry it in the car wash is the answer.

## Do you have to wear a helmet on a push scooter?

Yes it is now a road rule

## How old do you have to be to drive a car at speed zone?

It dependsWhat kind of speed zone.Are we talking autocross racing?Just raceways?I have seen kids at auto cross events that drive expensive go-carts that are about 10.

## You have this newly bought black and decker electric pressure washer you have used it several times and suddenly the water stops coming out from the handle but the motor is still running what will you?

Make sure the tip on your sprayer isn't clogged. You may have a small rock in it.

## What should you do when enter traffic from a stop a way from the curb?

Signal your intentions and proceed when safe to do so.

## Why is it that in the year 2011 you still don't have a flying car When do you think you will be able to get one?

you don't have a flying car because it would simply be too expensive and it would destroy air control for small planes however in the future car manufacturers will probably invent something that flies low enough but higher than cars and lorries that won't destroy air control.

## Why do the passenger in a bus stand to fall backward when it starts suddenly?

When a bus or a train starts suddenly, the passengers sitting inside tend to fall backwards.This is so because the lower part of his body starts moving with the bus or train but the upper part tries to remain at rest due to inertia of rest.

## Do you have to keep making your car payments when the car isn't running and it's been put in storage?

yes you do unless you dont want it anymore.

## Do you have to mix gas and oil for a 2 stroke dirt bike?

On a standard weed-eater the gas to oil ratio is 50:1.but on a high performance dirt bike it may be 30:1 it all depends on each machine you use.It doesn't matter what type of oil you use as long as its the right ratio and isn't conventional oil, you want full synthetic for all 2-strokes.

## Do you have a right to pay off your loan in full when car is repoed?

Up to the lienholder but once you default they are entitled to the security and there are expenses involved as well to resell depending on who, amount, value of car and how far along they are in that process will decide it for them. Obviously they will cut their losses as much as they can.

## How do you siphon gas from a common passenger vehicle if you have bought several gas siphons from hardware stores the hand pump and the push pump and you can never get them to work?

The easiest way to siphon gas without getting a mouthful is to use a long, clear hose. Put one end of the hose in to the tank to siphon from. Now let a loop of hose go all the way to the ground and then back up to a level higher than the gas in the tank. Blow on the hose and listen to be sure it ...

## Why does your 2007 make a winning nosie when you push on the gas?

Alternator or serpentine belt (depending on what kind of car it is) is loose or frayed and should be tightened or replaced, most 2007's should have an automatic tensioner so it probably needs to be replaced.

## How do you siphon gas from a common passenger vehicle you have bought several gas siphons from hardware stores the hand pump and the push pump and you can never get it to work It always seems like im?

modern cars have a anti-syphon swirl pot spot welded in the tank for 2 reasons 1. fuel secruity 2. prevent fuel from rushing up the filler pipe to prevent leakage on high speed cornering. Also you need to make sure the end of the pipe is lower than the tank so make sure the container you're using...

## Why does my steering and acceleration stop when I'm in the middle of driving My steering wheel gets really stiff gas pedal doesn't work I bring it to a full stop and still on but no acceleration?

you should take your car to a mechanic.

## When a leased car is reposessed do you owe just the amount left on your lease or the full amount of the car if you can't afford to pick it up and you let them keep it?

Both. You will owe the balance of the lease, payoff on the car, mileage, and repo fees, including storage and auction costs.

## Will you select a smaller or bigger gear at the rear wheel of a bicycle if you want to go up hill and why?

You select a bigger rear cog. Whenever you see someone going up a hill on a bike they always seem to be pedaling faster than normal. With the cog on the back being bigger than the front the front cog spins faster than the rear. Im not sure how to explain why it makes it easier but a understanding...

## Why do you hear a knocking sound when you push the gas pedal while driving?

You're hearing what's known as "detonation", which is caused by the fuel-air mixture igniting instantaneously, rather than in a controlled, smooth burn. Since its pressure spike arrives way too soon in the cycle, the pistons are hammered back down in their bores before they've reached the top. Be...

## A train travels from one station to another station at a speed of 40 kmph and returns to the first station at a speed of 60kmph. calculate the average speed and average velocity of the train?

average speed = S1+S2/2heres1 = 40kmphs2 = 60kmphAverage speed = 40+60/2100/2= 50 kmph

## Why when i'm on freeway your car will slow down and you have to make a complete stop to accellerate again?

One possibility might be low transmission fluid or a clogged filterAnother is a clogged fuel filterSome vehicles have a fuel sensor inside the tank which can (Chrysler especially) be signalling the throttle control that the car is out of fuel even if tank is full after having been run dry until t...

## How do you stop the flashers from coming on when the car is off?

Locate the flasher control switch and turn it off.

## On a 1993 Honda Accord Ex what could be the problem when the car dies at a full stop on D drive?

Could be a buch of things, but check your air intake and throttle body to make sure they're clean. Also, your idle speed might be too low.

## Do you have to stop for a school bus at railroad tracks?

If there is no line, driver shall stop no less than 15 feet nor more than 50 feet from the railroad crossing.The driver of a school bus, or the driver of any vehicle carrying hazardous materials, is required to stop vehicle, listen, and look before proceeding across railroad tracks.

## Do you need full licence to have a side car on a scooter?

most places just your standard motor bike lic will do....can check w/ local DMV office

## Everytime you go for a ride with your schoodle to starts to have a fit in the car she starts crying and does not stop?

You may find help at the link below.

## Why wouldn't a 2001 eclipse start the lights and everything come on but when you push the clutch to start it nothing happens?

I had the same problem with my 2000 eclipse gt. You are probably still running the factory battery and after time, the battery losses its cold crank amps. It still holds a good charge, hence the reason all of your electronics work well, but the battery does not have enough amps to turn the engine...

## Why do I have to tap harder on the brake to stop?

The power brake booster may be failing.

## Do you have to stop for a bus on the other side of the street?

When you stop for a school bus, you cannot drive again until the red lights stop flashing or when the bus driver or a traffic officer signals the you can proceed.This law applies on all roadways in New York State.You must stop for a school bus even if it is on the opposite side of a divided highway.

## A person in a head-on car collision who is not wearing a seat belt continues to move forward at the original speed of the car because of?

Inertia=An object in motion tends to stay in motion until it is acted upon by an outside force