Energy Review

Kinetic energy depends on

• Mass and velocity

• speed and weight

• speed and mass

Gravitational potential energy depends on

• mass and speed

• weight and height

• mass and weight

Which of the following is NOT a renewable resource?

• wind energy

• nuclear energy

• solar energy

Which of the following is a conversion from chemical energy to thermal energy?

• Food is digested and used to regulate body temperature

• Charcoal is burned in a barbecue pit

• Both a and b.

In every energy conversion, some energy is always converted into

• kinetic energy

• potential energy

• thermal energy

An object that has kinetic energy must be

• at rest

• lifted above the Earth’s surface

• in motion

Which of the following is NOT a fossil fuel?

• gasoline

• coal

• firewood

At what point does a roller coaster have the greatest potential energy?

• the top of the biggest hill

• the bottom of the biggest hill

• the top of the smallest hill

At what point does a roller coaster have the greatest kinetic energy?

• the top of the biggest hill

• the bottom of the biggest hill

• the top of the smallest hill

As a pendulum swings downward, its

• potential energy is maximum

• potential energy is converted into kinetic energy

• Kinetic energy is maximum