Responsible Driving

Chapter 12: Options and Responses

Vehicle Movement

Select the phrase that best completes each sentence below. Write the letter of the answer you have chosen to the left of each statement.

The distance it takes you to stop any vehicle is called the (pg. 254)
A)human-reaction time.
B)total stopping distance.
C)vehicle-reaction time.
D)none of the above.
Your car speeds up going down a steep hill because (pg. 261)
A)it takes longer to apply the brakes when going downhill.
B)gravity makes the car go faster.
C)higher elevations reduce traction.
D)all of the above apply.
One way you can reduce the effects of inertia in a car is by (pg. 257)
A)wearing safety belts.
B)using chains.
C)using studded tires.
D)braking hard.
Underinflated tires grip the road unevenly, (pg. 258).
A)but are better on rainy surfaces.
B)and only the middle of the tire grips the road.
C)and only the middle of the tire grips the road.
D)and only the outer edges of the tire grip the road.
When you are driving on ice and snow, (pg. 259)
A)you have less traction than when driving in rain.
B)your traction is poorest when the temperature is near 32° Fahrenheit.
C)your chances of skidding are greater.
D)all of the above are true.
Driving on a bouncy, rough road that has potholes (pg. 259)
A)increases your inertia.
B)makes your traction worse.
C)increases your vehicle's kinetic energy.
D)does all of the above.
If a vehicle's weight doubles, then its ___________ also doubles (pg. 260)
B)center of gravity.
C)kinetic energy.
A vehicle's center of gravity (pg. 261)
A)A vehicle's center of gravity (pg. 261)needs to be high to be safe.
B)needs to be low to be safe.
C)does not change the way that a vehicle drives.
D)does none of the above.
A banked curve is one that (pg. 265)
A)is higher in the inside of the curve than the outside.
B)has at least a 30-degree turn.
C)curves and goes downhill at the same time.
D)is higher on the outside of the curve than the inside.
If you are driving in the rain on tires that have been properly inflated and have good tread, (pg. 259)
A)you will never skid.
B)you will hydroplane at 10 mph.
C)much of the water will go into the grooves between the tread.
D)you will increase your inertia.
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