Forms of Energy, Concervation of energy & Heat transfer

What is missing from the energy conversion for a light bulb?

electrical energy ------> Ž light energy + …....... energy

• sound

• potential

• kinetic

• heat

What is the stored energy in a battery?

• Potential energy

• Chemical energy

• Electrical energy

• Light energy

Which form of energy is usually wasted by all electrical appliances?

• Heat

• Sound

• Light

• Chemical

When you hold a metal spoon in boiling water, the spoon starts to feel hot. What do we call the process whereby heat energy travels along the spoon?

• Conduction

• Convection

• Radiation

• Evaporation

How does energy travel from the Sun to the Earth?

• Conduction

• Convection

• Radiation

• Fusion

Energy cannot be created or destroyed.’ This is called:

• consumption of energy

• efficacy of energy

• conservation of energy

• convection of energy

Energy can be thought of as

• the ability to move

• be able to apply pressure

• the ability to do work

• be able to change the shape of objects

Energy in motion describes

• Potential energy

• Electrical energy

• Chemical energy

• Kinetic energy

A stretched rubber band contains what type of energy?

• Kinetic energy

• Potential energy

• Chemical energy

• Electrical energy

The most powerful bombs, first made in the second world war contained what form of energy?

• Solar

• Electrical

• Nuclear

• Heat