Chapter 3
Under most conditions, what is a safe following distance? A) 2-3 seconds B) 3-4 seconds C) 4-5 seconds D) 5-6 seconds
B) 3-4 seconds
Safe drivers "R.E.A.D" the road. R stands for Right speed for Right now. E stands for Eyes up and brain on. A stands for Anticipate other road users' next moves. What does D represent? A) Distance around a vehicle B) Donut of space around vehicle C) Distractions are minimized D) Drive responsibly and prudent
B) Donut of space around vehicle
What type of energy is needed to propel a vehicle? A) Kinetic B) Inertia C) Gravity D) All of the above
A) Kinetic
Hydroplaning can occur at speeds as low as ______ miles per hour. A) 60 B) 50 C) 40 D) 35
D) 35
Which force tends to keep a moving vehicle straight ahead until acted upon by another force? A) Inertia B) Kinetic C) Gravity D) Traction
A) Inertia
What is a product of mass and velocity which describes how much motion an object has? A) Momentum B) Gravity C) Kinetic D) Traction
A) Momentum
______ reference points allow drivers to relate some part of the vehicle to some part of the roadway. A) Visual B) Audible C) Road D) Points
A) Visual
How does gravity affect braking distance when driving downhill? A) it lengthens braking distance B) it has no effect on braking distance C) it shortens braking distance D) it decreases the vehicle's momentum
A) it lengthens braking distance
When braking hard, the weight of the vehicle noticeably shifts ______. A) To the rear of the vehicle B) To the front of the vehicle C) To the left of the vehicle D) To the right of the vehicle
B) To the front of the vehicle
Hydroplaning is when a vehicle's tires rise up on a wedge of water. Drivers can prevent hydroplaning by reducing vehicle speed, monitor water depth on road, and maintain ______. A) clean windshields, lights, and proper wipers wear B) proper tire inflation, width, and tread C) a constant speed D) contact with local weather and conditions
B) proper tire inflation, width, and tread
The force of impact of moving objects is determined by three factors: weight of vehicle, speed of vehicle, and ______. A) the distance between the moving objects B) the length of time between initial crash and vehicle stopped C) the traction on the road surface D) the type of object or vehicle that collides with the vehicle
B) the length of time between initial crash and vehicle stopped
To allow enough distance to stop when responding to hazardous objects or conditions, you should identify a path of travel ______ seconds ahead. A) 2-4 B) 12-15 C) 20-30 D) 50-60
C) 20-30
If a vehicle's speed doubles, the distance needed to stop the vehicle: A) Increases by two (doubles) B) Increases by three (triples) C) Increases by four (quadruples) D) The distance needed to stop does not change
C) Increases by four (quadruples)
What minimizes traction and minimizes weight shifts? A) Sudden inputs of accelerating, braking, and steering B) Sudden inputs of accelerating and braking C) Smooth inputs of accelerating, braking, and steering D) Smooth inputs of accelerating and braking
C) Smooth inputs of accelerating, braking, and steering
The adhesion, or grip between the tires and road surface is called ______. A) Gravity B) Inertia C) Traction D) Kinetic Energy
C) Traction
What causes a transfer of weight from one point of the vehicle to another? A) Acceleration B) Braking C) Turns D) All of the above
D) All of the above
The ______ a tire's contact patch, the ______ the traction the tire has on the road surface. A) smaller, more B) larger, more C) smaller, less D) B and C
D) B and C
What are the factors that a driver can control that affect traction? A) Roadway surface B) Vehicle's speed C) Tire Condition D) Both B and C
D) Both B and C
Which surface provides the greatest amount of traction? A) Asphalt B) Gravel C) Dirt or Sand D) Concrete
D) Concrete
When turning to the right, the contact patches of the ______ increase in size. A) front tires B) rear tires C) right side tires D) left side tires
D) left side tires