Year 7 Energy Stores

In what unit is energy measured?

• Newtons (N)

• Joules (J)

• Watts (W)

• Volts (V)

What does the law of conservation state about energy?

• Energy can be created and destroyed

• Energy can only be created

• Energy can only be destroyed

• Energy cannot be created or destroyed

Which objects have less thermal energy?

• Larger, hotter objects

• Smaller, colder objects

• Larger, colder objects

• Smaller, hotter objects

Which of the following is an example of a material that stores elastic potential energy?

• A rock

• A spring

• A piece of paper

• A metal rod

Gravitational potential energy is associated with which of the following?

• Temperature

• Position

• Speed

• Color

What type of energy transformation occurs when a ball is dropped from a height?

• Thermal to potential

• Chemical to electrical

• Gravitational to kinetic

• Elastic to thermal

Which of the following is an example of kinetic energy?

• A moving car

• A compressed spring

• A stretched rubber band

• A charged battery

What happens to the potential energy of an object as it is lifted higher above the ground?

• It decreases

• It converts to thermal energy

• It remains the same

• It increases

What type of energy is stored in a battery?

• Kinetic energy

• Chemical energy

• Thermal energy

• Gravitational energy

Which type of energy is primarily involved when a rubber band is stretched?

• Gravitational energy

• Thermal energy

• Chemical energy

• Elastic potential energy