Driver's Education Chapter 5

What rule is used to estimate your total stopping distance under ideal conditions? a.4-second rule b.2-second following-distance rule c.12-second visual lead rule d.3-second travel rule

a.4-second rule

A restraint that provides protection without having to be handled by the occupant is called a.a passive restraint. b.a semi-passive restraint. c.an active restraint. d.a semi-active restraint

a.a passive restraint.

The center of gravity of a vehicle is that point a.around which all weight is evenly balanced. b.that is farthest from the ground. c.near the front bumper. d.about three feet under the roadway surface.

a.around which all weight is evenly balanced.

Air bags are designed to a.be used with safety belts. b.protect in all types of collisions. c.take up most of the room on your dashboard for safety purposes. d.protect all occupants of the vehicle, front and back.

a.be used with safety belts.

The best place to adjust speed to steer through a curve is a.before entering the curve. b.at the center of the curve. c.about halfway through the curve. d.just before you leave the curve

a.before entering the curve

What are the most important parts of the control system? a.four tires b.brakes c.the steering wheel and column d.the clutch and accelerator

a.four tires

A vehicle driven into a curve tends to a.go in a straight line. b.store energy of motion. c.increase speed. d.increase traction

a.go in a straight line.

The force that pulls objects toward the center of the earth is a.gravity. b.energy of motion. c.kinetic energy. d.inertia

a.gravity.

A rear-end collision involved a 20-year-old vehicle. The driver and front-seat passenger both sustained serious neck injuries. Which modern energy-absorbing device protects against such injuries?a.head restraints b.front and rear crush areas c.reinforced windshield d.padded dash and recessed knobs

a.head restraints

Energy of motion is another way of expressing a.kinetic energy. b.effect of wind on vehicle control. c.mileage rating of a vehicle. d.the way vehicle bodies are designed

a.kinetic energy.

All-wheel drive means a.power is supplied to four wheels. b.all four tires are inflated properly. c.your traction is reduced. d.power is in the front tires only.

a.power is supplied to four wheels.

A properly installed child safety seat is a.required in all states for children up to a certain age. b.a matter of the parents' personal choice to use or not to use. c.good protection for any age child. d.a passive restraint

a.required in all states for children up to a certain age.

Three factors that determine force of impact are a.speed, weight, and distance between impact and stopping. b.traction, brakes, and steering. c.tire tread, visibility, and four-wheel drive. d.shock absorbers, tire pressure, and roadway surface

a.speed, weight, and distance between impact and stopping.

Factors that affect traction include a.tires, shock absorbers, and steering system. b.length and width of the road. c.presence of other HTS users. d.oil, oil filter, and coolant level

a.tires, shock absorbers, and steering system.

In wet weather, with temperatures near the freezing point,a. a highway roadway freezes before a bridge roadway. b.a bridge roadway freezes before a highway roadway. c.bridge and highway roadways will freeze at the same time. d.bridge and highway roadways will not freeze

b.a bridge roadway freezes before a highway roadway.

When a vehicle's speed triples, how much more distance does it need to stop? a.about double the distance b.about nine times the distance c.about six times the distance d.about three times the distance

b.about nine times the distance

A vehicle going uphill works a.with the force of gravity. b.against the force of gravity. c.against centrifugal force. d.with centrifugal force.

b.against the force of gravity.

An air bag a.is an active restraint. b.automatically inflates to protect an occupant. c.must be fastened and adjusted by the occupant. d.is not a reliable protective device.

b.automatically inflates to protect an occupant.

All states require that young children up to a certain age be protected by a a.shoulder belt and a safety belt. b.child safety seat. c.parent's arms. d.regular safety belt

b.child safety seat.

A properly adjusted safety belt a.fits loosely across the body and tightens during a collision. b.fits snugly across the hips and comfortably across the chest. c.restricts the upper body from moving. d.restricts breathing and circulation

b.fits snugly across the hips and comfortably across the chest.

The gripping action that keeps a tire from slipping on the roadway is called a.kinetic energy. b.friction. c.gravity. d.inertia.

b.friction.

The higher the speed of your vehicle, the more a.you will lose traction. b.it will tend to go straight. c.it will tend to drift sideways. d.you will feel the bumps in the pavement

b.it will tend to go straight.

High energy of motion may cause a vehicle to a.go around a tight curve successfully. b.miss a tight curve. c.bank a curve. d.maintain good traction in a tight curve

b.miss a tight curve.

You drive through a curve at a speed higher than the posted speed. Your vehicle a.can add traction as needed to stay on the roadway. b.needs more traction to stay on the roadway. c.will adjust to the traction available. d.will stay on the road.

b.needs more traction to stay on the roadway.

If a tire is underinflated, the only part that grips the road well is the a.center of the tire tread. b.outside edges of the tire tread. c.tire cords. d.wear bar

b.outside edges of the tire tread.

Large vehicles, such as trucks and buses, have a.good turning ability for quick turns. b.slow stopping ability. c.fast accelerating ability. d.quick braking ability.

b.slow stopping ability.

The second collision occurs when a.a vehicle strikes a parked vehicle. b.the occupants hit the inside of the vehicle after a collision. c.a vehicle loses control and spins out. d.a vehicle is struck by a vehicle following it.

b.the occupants hit the inside of the vehicle after a collision.

Which energy-absorbing feature protects the driver in a front-end collision? a.head restraints b.the steering wheel and column c.side door beams d.shock absorbers

b.the steering wheel and column

One purpose of the tread pattern on a tire is to a.reduce tire wear. b.reduce traction. c.allow water to flow away from the tire. d.look impressive.

c.allow water to flow away from the tire.

A vehicle's speed when going downhill tends to a.decrease. b.stabilize. c.increase. d.inhibit

c.increase.

A banked curve a.is cost prohibitive. b.is higher on the inside than on the outside. c.is higher on the outside than on the inside. d.causes your vehicle to move to the middle of the curve.

c.is higher on the outside than on the inside.

If your tires wear out their center treads, they are a.inflated just right. b.underinflated. c.overinflated. d.over-sized

c.overinflated.

The distance your vehicle travels while you respond to a road hazard is called a.braking distance. b.perception distance. c.reaction distance. d.stopping distance.

c.reaction distance.

When braking and turning, you use a.all four wheels of traction. b.only the outside edge of your tires. c.split traction. d.additional traction

c.split traction.

How many collisions occur when a vehicle hits a solid object? a.two b.zero c.three d.one

c.three

When you slow for a turn, some traction is used to slow, and some is a.manufactured. b.gained by the rear tires. c.used to turn. d.lost forever

c.used to turn.

The 4-second rule is an estimate of a.the vehicle's braking distance. b.the time it takes you to react to a traffic event. c.your stopping distance. d.the following distance at 20 mph.

c.your stopping distance.

Modern seat belts a.are installed only when requested. b.are passive restraint devices. c.should fit somewhat loosely across the chest. d.are three-point lap and shoulder safety belts.

d. are three-point lap and shoulder safety belts

Which statement best describes reaction time? a.It shortens if the traffic situation is complex. b.It lengthens if the traffic situation is complex. c.It is not affected by driver impairment. d.It averages 3/4 of a second

d.It averages 3/4 of a second

An example of an active restraint is a.an automatic safety belt. b.the padded interior of a vehicle. c.an air bag. d.a safety belt.

d.a safety belt.

The distance a vehicle travels from the time the driver applies the brakes until the vehicle stops is a.perception distance. b.total stopping distance. c.reaction distance. d.braking distance

d.braking distance

A small vehicle a.takes along distance to stop. b.is the safest of all vehicles. c.uses more kinetic energy to stop than a large vehicle. d.can accelerate and stop more quickly than a large vehicle

d.can accelerate and stop more quickly than a large vehicle

Because of its energy of motion, when a vehicle's speed doubles, the vehicle needs about a.twice the distance to stop. b.half the distance to stop. c.one-fourth the distance to stop. d.four times the distance to stop.

d.four times the distance to stop.

An important factor in maintaining traction is a.overinflated tires. b.having a brand new vehicle. c.a clean vehicle. d.good shock absorbers.

d.good shock absorbers.

Good shock absorbers a.last for the life of the vehicle. b.decrease available traction. c.are needed only on foreign vehicles. d.help create traction

d.help create traction

Side door beams provide protection a.in all collisions. b.for child-restraint seats. c.for your pets. d.in collisions when hit at an angle.

d.in collisions when hit at an angle.

Child restraint seats must be used a.in conjunction with an air bag. b.only when driving more than two miles away. c.in the front passenger seat. d.in the back seat.

d.in the back seat.

Braking distance a.increases as speed decreases. b.decreases as speed increases. c.doubles if speed doubles. d.increases as speed increases

d.increases as speed increases

When a moving object hits something, what is the most important factor in determining how hard it hits? a.gravity b.traction c.distance traveled d.speed

d.speed

Total stopping distance is the distance a.it takes for you to perceive a hazard. b.it takes for you to brake. c.it takes for you to react to a hazard. d.your vehicle travels while you make a stop.

d.your vehicle travels while you make a stop.