LEV KS3 Y7 Energy

Which of these is not a store of energy?

• chemical energy store

• thermal energy store

• kinetic energy store

• electrical energy store

When you drop an object, what are the main energy transfers involved?

• Gravitational potential to thermal

• Kinetic to gravitaional potential

• Gravitational potential to chemical

• Gravitational potential to kinetic

When you burn a fuel, what are the main energy transfers involved?

• Chemical to elastic potential

• Thermal to chemical

• Chemical to thermal

• Electrostatic to thermal

When you release a stretched spring, what are the main energy transfers involved?

• Elastic to kinetic

• Kinetic to elastic

• Elastic to thermal

• Elastic to chemical

Energy can be transferred when a force makes something move, this is called:

• Electrically

• Heating

• Mechanically

• Light and sound

Energy is measured in what units?

• Hertz

• Watts

• Joules

• Newtons

What is the correct equation to calculate energy transfered?

• Force x distance

• Distance x weight

• Force / distance

• Distance / force

What will transfer energy more quickly?

• Insulators

• Conductors

An example of an insulator would be:

• Plastic

• Metal

Which of these are fossil fuels?

• Coal

• Oil

• Gas

• All of the above