What is the standard unit of energy?

• Joule (J)

• Watt (W)

• Newton (N)

• Volt (V)

What is the ability to do work or cause change called?

• Energy

• Power

• Force

• Mass

Which type of energy is stored in chemical bonds, such as in food or batteries?

• Chemical Energy

• Thermal Energy

• Kinetic Energy

• Magnetic Energy

What type of energy is stored in stretched or compressed materials?

• Elastic Potential Energy

• Gravitational Potential Energy

• Nuclear Energy

• Sound Energy

Which type of energy is carried by moving waves?

• Light (Radiant) Energy

• Sound Energy

• Thermal Energy

• Nuclear Energy

If a student drops two objects of different masses from the same height, which one will have more kinetic energy just before hitting the ground?

• The heavier object

• The lighter object

• Both will have the same kinetic energy

• The object with the larger surface area

The formula for kinetic energy is: KE= 1/2 mv² .

A cyclist increases their speed from 5 m/s to 10 m/s. By what factor does their kinetic energy increase?

• By a factor of 4

• By a factor of 2

• By a factor of 10

• By a factor of 5

The formula for potential energy is PE=mgh

What does the formula for gravitational potential energy help us find?

• The speed of an object

• The amount of stored energy due to height and mass

• The temperature of an object

• The color of an object

What happens when a compressed spring is released?

• It stays compressed.

• Its potential energy is transformed into kinetic energy.

• It turns into heat energy.

• It loses all its energy instantly.

Which of the following is an example of kinetic energy?

• Magnetism

• Sound

• Gravitational

• Chemical