Unit 3

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Friction is _____ if your tires are over-inflated or worn smooth. This makes _____ for you to stop your vehicle

Decrease, harder

If there were two cars, Wolf the same model, and one of the cars are traveling 30 mph faster than the other, which car has more force

The faster car

When should you always engage your parking brake

When parking on an incline

In order to keep a vehicle in a turn without centrifugal force to pull the car out, what should you do

Accelerate while turning

Gravity ____ your kinetic energy when you are driving uphill _____ it when you driving downhill

Decreases, increase

Road surface change due to ice rain snow oil and diesel fuel build up or sand and dirt will reduce the traction of your tires, and this does not have an effect on your vehicle

False

What is the purpose of barrels filled with sand in front of abutment

To reduce the force of impact on your vehicle by allowing your vehicle to travel farther then if it hits the abutment directly

If you are parking facing downhill you should always turn your front wheels

Towards

The force for a vehicle increases as it momentum increases

True

What is the best protection against any injury if you have in an accident

Your seatbelt


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