Physics and Energy Quiz

____________ is a force that opposes motion created by the ____________, sliding, or rolling of two objects.

A ball dropping down to the floor after you throw it is an example of ___________.

The force of gravity on an object is called ___________. We use a ____________ to measure this.

• weight

• spring scale

Grams is the unit or ______________, which is the amount of matter in an object.

The “ability to do work” or __________, is the ability to exert a force causing displacement of an object.

Label whether the following are potential ( PE ) or kinetic energy ( KE )

A. Swinging a baseball bat _____

B. A car parked in the driveway_______

C. A rock falling off a cliff D. An archer with his bow drawn_____

E. A bowling ball rolling down the lane _____

F. Sitting in the bleachers______

A force of attraction between objects due to their masses and the distances between them is _______

• Friction

• Force

• Energy

• Gravity

A force can be a _______ or a _______.

• spin, rotate

• push, pull

• balance, counterbalance

• wheel, axle

Which of these is an example of kinetic energy?

• wind blowing

• water in a glass

• a can of vegetables

• the walls of a building

What is the law of conservation of energy?

• The total amount of energy on Earth is constant.

• Energy can only be created when a force acts on an object.

• Heating an object creates energy and cooling destroys energy.

• Energy cannot be created or destroyed but it can be transformed.