### Traffic School, Drivers Ed Test Answers ★ The Force of Impact During Collision

A.) has the same force of impact as being hit with a sledgehammer.
B.) will rarely cause injuries.
C.) has the same force of impact as being hit with a softball.

has the same force of impact as being hit with a sledgehammer.

Question: True or False: At 20 mph the force of your car impacting a surface is about four times as great as 10 mph.
A.) TRUE
B.) FALSE

TRUE

HINT: The force of impact at 20 mph is four times greater than at 10 mph. And the force of impact at 30 mph is nine times greater than at 10 mph.

Question: The force of impact at 20 mph is four times greater than at 10 mph.
➜ The force of impact at 20 mph is four times that at 10 mph speeds
A.) TRUE
B.) FALSE

TRUE

Question: The force of impact at 20 MPH is _____ times that at 10 MPH speeds.
➜ The force of impact at 20 mph is ___ times that at 10 mph speeds
➜ The force of impact at 20 mph is how many times that at 10 mph
A.) Four
B.) Nine
C.) Six

Four

Question: True or False: Being in a crash at 30 MPH has the equivalent force of being dropped off a four story building.
➜ Does being in a crash at 30 MPH have the equivalent force of being dropped off a four story building?
A.) TRUE
B.) FALSE

FALSE

HINT: When a car experiences a crash at 30 mph (50 km/h), the impact is equivalent to being dropped from the top of a 3 story building. At 30 mph, the impact of a crash has the same force as a head first jump from a three-story building.

Question: A collision at 30 mph has the same impact force as if it fell from a building of four floors?
A.) TRUE
B.) FALSE

TRUE

Question: A collision at 30 MPH will take any loose object in your car and give it the same force as if it were:
A.) Propelled by a slingshot
B.) Thrown
C.) Shot from a cannon

Shot from a cannon

At 30 mph, it's like your head is being shot out of a cannon.

Question: If you double the speed of a car, you increase its force of impact __________ times.
➜ If you double the speed of a car, you increase its force of impact by ___ times:
➜ If you double the speed of a car you increase its force of impact by ___ times.
A.) Zero
B.) One
C.) Four
D.) Twenty

Four

Question: If you double your speed, you increase the force of impaction by:
A.) 3
B.) 4
C.) 5
D.) 6

4

Question: If you double your speed on a highway your braking distance increases by how much?
A.) three times
B.) four times
C.) seven times
D.) ten times

four times

Question: The force of impact is greater the higher the speed—a 60-mph impact is _________ greater than a 30-mph impact.
A.) two times
B.) four times
C.) three times
D.) eight times

four times

Question: At 60 mph the force of your car impacting a surface is about four times as great as 30 mph.
A.) TRUE
B.) FALSE

TRUE

Question: At 60 m.p.h., the force of your car impacting a surface is ______ times as great as 30 m.p.h.
A.) Two
B.) Four
C.) Six

Four

Question: If you are able to reduce your speed by half before crashing into a concrete post, the kinetic energy experienced in the crash will be reduced by four times.
A.) TRUE
B.) FALSE

TRUE

Question: At 55 MPH __________
A.) You can stop within 150 Feet
B.) A box of Kleenex could kill you

You can stop within 150 Feet

Question: If one vehicle is going 20 mph and another is going 60 mph, the one going 60 mph has ______ times the force at impact as the one going 20 mph.
➜ If one vehicle is traveling at 20 MPH and another is traveling at 60 MPH, the 60 MPH vehicle has ______ times the force at impact as the 20 MPH vehicle.
A.) Three
B.) Six
C.) Nine
D.) Twelve

Nine

Question: If you triple the speed of a car, you increase its force of impact __________ times.
➜ If you triple your speed, you increase the force of impaction by __________ times.
➜ If your speed triples, you need __________ times the distance to stop.
A.) 3
B.) 4
C.) 8
D.) 9

9

Question: The greater the speed of a vehicle, the greater will be the force upon impact.
➜ The greater the speed of any vehicle, the greater the force of impact.
A.) TRUE
B.) FALSE

TRUE

Question: Crash severity increases with the speed of the vehicle at impact.
A.) TRUE
B.) FALSE

TRUE

Question: If you are going the same speed, the greater the vehicle _______ the greater the force of impact.
A.) Weight
B.) Length
C.) Width
D.) All of the above

Weight

Question: The force of impact is what can kill in a motor vehicle collision.
A.) TRUE
B.) FALSE

TRUE

Question: One of the two collisions that happen in a crash is:
➜ One of the two collisions that happen in a car crash is
A.) impact of the car with the object
B.) impact of the car with the air
C.) both
D.) neither

impact of the car with the object

Question: The risk of death is five times greater if you __________ in a crash.
A.) remain behind the wheel
B.) keep control of the vehicle
C.) are thrown from a vehicle
D.) all of the above

are thrown from a vehicle

Question: You are more likely to survive a collision if you are thrown from the vehicle.
A.) TRUE
B.) FALSE

FALSE

Your seat belt can keep you from being thrown from your vehicle during a collision; if you are thrown from your vehicle, you are five times more likely to die, either from injuries suffered on impact, or from being run over by another car.

Question: If you are thrown from your vehicle during a collision, you are ____ times more likely to die.
➜ How many times more likely are you to die if thrown out of your vehicle during a collision?
A.) One
B.) Four
C.) Three
D.) Two
E.) Five

Five

Question: Simply put, the greater the _______ the greater the force of impact.
A.) speed
B.) driving time
C.) experience

speed

Question: One of the three factors that affect the force of impact is:
A.) The speed of the vehicle
B.) The length of the vehicle
C.) The manufacturer's name and model
D.) None of the above 