Y8 Energy Revision

Which is not a type of potential energy?

• Gravitational

• Nuclear

• Chemical

• Kinetic

When a spring is compressed, what type of energy is stored?

• Kinetic energy

• Chemical potential energy

• Elastic potential energy

• Sound energy

Which of these produces mostly heat energy

• A toaster

• A LED screen

• A fan

• A remote control car

Which of the following produces mostly kinetic energy?

• A remote control car

• A microwave

• An electric buzzer

• A firework

What type of energy increases with more mass?

• Kinetic energy

• Gravity energy

• Gravitational energy

• Gravitational potential energy

What is the main type of energy transformation that occurs when a wood fire is lit?

• Chemical potential energy to sound energy

• Heat energy to light energy

• Chemical potential energy to heat energy

• Heat energy to chemical potential energy

What is the type of energy transformation that occurs when a ball falls off a shelf?

• Gravitational potential energy to kinetic energy

• Gravitational potential energy to elastic potential energy

• Gravitational potential energy to sound energy

• Gravitational potential energy to chemical potential energy

What is an energy transformation?

• Where a type of energy goes into an object.

• Where a type of energy becomes another type of energy.

• Where a type of energy goes into another thing and stays the same type of energy.

• Where a type of energy becomes more powerful.

What is the correct energy transformation for a person running up a hill?

• Chemical potential energy to kinetic energy and gravitational potential energy.

• Chemical potential energy to gravitational potential energy.

• Kinetic energy to gravitational potential energy.

• Gravitational potential energy to chemical potential energy.

An efficient petrol car engine uses ______ energy and transforms it into mostly _______ energy.

• electric, kinetic

• chemical potential, heat

• electric, heat

• chemical potential, kinetic