How to Drive 15th edition Test Answer Key

Approximately what percent of crashes are caused by driver error ?

90

Drivers should develop the habit of searching _____ seconds ahead along their intended path of travel for objects and conditions that could : crease risk .

20 to 30

A teen driver's chance of accident higher when driving :

Between 9 p.m. and 6 a.m.

Approximately how long does it take a new driver to reach the driving ability of the average experienced driver ?

5 years

Primary factors involved in teen crashes include

Failing to yield the right of way

Driving too fast for road conditions

Being distracted

How often should the pre - driving checks identified for approaching the vehicle and checking the outside of the vehicle be performed ?

Every time you drive

When approaching your vehicle parked at a curb , you should :

Approach the driver's door from the front of your vehicle , facing oncoming traffic .

Which of these hand positions allow for the best control when turning the steering wheel ?

9 o'clock and 3 o'clock

In vehicles equipped with a driver's side airbag sitting closer than ____ inches from the steering wheel increases the risk of arm , neck , and facial injuries in a crash .

10

The top of the head restraint should be adjusted to a point :

Slightly above your ears

To allow enough distance to stop when responding to hazardous objects or conditions , you should identify a planned path of travel _____ seconds ahead .

20-30

_____ provides less traction than when driving on concrete .

Asphalt

Gravel

Brick

If a vehicle's speed doubl 20 mph to 40 mph , the dista to stop the vehicle increases by _____

4

When braking hard , the weight of the vehicle noticeably shifts .

To the front of the vehicle

When turning or curving to the right , the contact patches of the _____ increase in size .

Left side tires

When starting the engine , you should release the key or start button :

As soon as the engine starts .

When backing straight or to the right :

Position your right hand on the back of the passenger seat

Grip the steering wheel at the 12 o'clock position with your left hand

Move the wheel left or right in the direction in which you want the rear of the vehicle to go .

Total stopping distance is made up of :

Reaction time

Braking time

Perception time

_____ braking is used to smoothly and gradually reduce brake pedal pressure at the end of a braking maneuver , helping avoid abrupt weight transfer when turning at an intersection or into

Trail

_____ acceleration is used to maintain slow forward motion or allow speed to increase gradually with minimum weight shift

Light

Traffic - control devices communicate meaning using

Color

Shape

Wording

Railroad advanced - warning signs are :

Yellow and round

An odd - numbered interstate with a single or double - digit number indicates a route that :

Runs north and south

A solid yellow centerline of the road means :

You may not pass .

Solid white lines are used :

To mark the right edge of highways

Between lanes to indicate areas where lane changes are discouraged or unlawful

A driver's license :

Gives an individual permission to operate a motor vehicle on public highways

Serves to verify a driver's knowledge of the laws that govern the use of motor vehicles on public roadways

Can be taken away by the state

Most states have blood alcohol concentration ( BAC ) limits of ____ percent for drivers under age 21 .

0.00 to 0.02

_____ laws are designed to help drivers identify who may proceed first when more than one vehicle approaches an intersection at approximately the same time .

Right - of - way

A certificate of motor vehicle title :

Demonstrates proof of ownership

Which of the following situations describes reckless driving behavior ?

A driver intentionally drives recklessly

A driver knows his or her actions will create significant risk

Conditions make the risk obvious and serious

____ vision is the 5 - degree cone representing only 3 % percent of a driver's total visual field .

Central

To effectively search the total traffic scene , drivers should monitor the area _____ of the vehicle .

To the rear

To the sides

To the front

The distance ahead that you search as you drive is your :

Visual lead

Drivers should search at least _____ seconds ahead .

20 to 30

Drivers should maintain a visual control zone of at least ____ seconds ahead .

12 to 15

A " closing probability " when driving is :

The chance that a vehicle and another object will move closer together as they move along projected paths of travel .

When faced with dangers close to both sides of your pathway , you should give up :

About the same space on either side of you .

Adjusting your speed to address one hazard at a time is called multiple risks

Separating

When you are driving , it is most difficult to control the space to your :

Rear

In traffic , the best way for you to provide an emergency escape path is to maintain adequate space to the :

Front and at least one side of your vehicle

Most states ' laws require a driver to signal at least _____ feet ahead before turning in an urban area .

100

When preparing to turn , you should :

Complete your braking before you turn the steering wheel

When reversing direction , you should consider :

Traffic density and speed

Street layout and design

Visibility and line of sight

Your _____ can be used to help you know how far forward to pull into a parking space .

Side mirrors

When parking uphill next to a curb , you should turn your front wheels :

Away from the curb

Which of the following are considered to be vulnerable road users?

a. Pedestrians

b. Motorcyclists

c. Bicyclists

In crashes involving a passenger vehicle and a motorcycle, the motorcyclist is usually at fault.

False

Which of the following statements is true regarding sharing the road with large trucks?

Large trucks have multiple mirror blind zones around them

Driving courtesy is important as you share the road with:

a. Drivers in funeral processions

b. Vulnerable road users

c. Farm machinery operators

Drivers of passenger vehicles are at significant risk of serious injury and death when colliding with:

Trains

By design, intersections are risky because:

Vehicles cross one another's paths of travel at various angles

Intersection types include:

Controlled and uncontrolled

Successfully navigating intersections involves:

Identifying intersections well in advance of reaching them, managing speed appropriately, adjusting position as necessary

An important difference between expressways and freeways is that expressways feature intersections, whereas freeways use:

Interchanges

Three main parts of freeway driving are:

Getting on, driving on, getting off

"BAC" stands for

Blood alchohol concentration

Alcohol is a

Depressant

The first ability to be impaired by alcohol or other drugs is ______________

judgement and decision making

Factors that affect how high a drinker's BAC reaches include(s)

d. Amount of beverage consumed and strength of the beverage

It takes the body, on average, approximately how long to eliminate the alcohol contained in one drink?

1 1/4 to 1 1/2 hours

People who are driving while affected by marijuana will:

Tend to concentrate on one thing at a time while driving

Combining one or more drugs can cause a synergistic effect on your body, meaning:

The combined effect is greater than the sum of the two effects separately.

A driver can legally drive after consuming marijuana:

none of the above

Who is ultimately responsible for preventing you from driving after consuming drugs that can affect your driving abilities?

You, the driver

Prescription medicines and over-the-counter drugs can reduce your ability to drive safely by:

Causing drowsiness, reducing your level of alertness, and reducing your ability to perform complex tasks

The three categories of distractions include visual, manual, and

mental

How can being distracted affect the core skills needed to drive safely?

slowed perception, delayed decision making, improper action

after using voice commands to make a call, send a text, or change music, mental distractions can last up to ____ seconds

27 seconds

The most effective way to prevent becoming distracted by a cell phone will driving is:

Turn on your phone's Do Not Disturb mode

If you encounter a suspected distracted driver, your first step should be to:

Put more space between you and that driver

According to research, approximately how many drivers who crashed after falling asleep did not detect any signs of drowsiness before crashing?

one half

Most people experience energy dips between approximately midnight and 6 am, and again from approximately ___, during which they are more likely to fall asleep while driving.

2 p.m. to 4 p.m.

People ages 12 and 18 need between __ of sleep each day

9 and 9 1/2 hours

(?) occurs when a driver uses the vehicle or some other weapon to threaten or cause harm to another roadway user in response to a traffic incident

road rage

__ is an effective way to remain awake when drowsy behind there wheel

d. None of the above

It's raining hard, and your vision is so limited that you cannot see the edges of the roadway. There is no rest stop or parking lot in sight. What is your best course of action?

d. None of the above

Which of the following vehicles is especially prone to brake loss when traveling on downhill roads

trucks

___ can increase risk when driving in low-light or nighttime conditions

glare, narrower side vision, impaired drivers

Grime can reduce headlight effectiveness by as much as __ percent

90

As few as __ inches of water can cause you to lose control of your vehicle

6 inches

___ occurs when water between the tires and the road builds until the tires begin to ride on a film of water, resulting in traction loss.

hydroplaning

To avoid crashing, you can use

evasive steering, evasive braking, and evasive acceleration

A(n) ___ skid occurs when your front tires los contact with the road surface

understeer

If you begin to skid, the best response is to:

continue to look and steer where you want your vehicle to go

If you believe that your brakes have failed, your first action should be to

pump the brake pedal

Vehicles use the greatest amount of fuel when _____________.

accelerating

___ should be considered when purchasing tires

Tire quality, tread life and traction rating

The recommended tire air pressure can typically be found:

in the owners manual and on a placard located on the driver's doorjamb

to be safe to use, your vehicles tires should have a minimum tread depth of ____

4/32 of an inch

Engine oil should be changed

According to the maintenance schedule in your owner's manual

Lane departure warning systems are designed to

Warn the driver when the vehicle drifts into the next lane

___ is a technology that requires the driver to maintain constant control of the vehicle

Forward collision avoidance, automatic emergency braking, and lane keeping assist

Before driving any vehicle equipped with safety technology, the driver should

Understand the purpose and function of each technology

Read the vehicles owner's manual

Adaptive cruise control is designed to

none of the above

The potential benefit(s) of self-driving vehicles include

Improved traffic flow