Exploring Forms of Energy

What is the main ability of all forms of energy?

• To create sound

• To cause motion or change

• To produce light

• To generate electricity

What happens to light energy when it hits a shiny or metallic object?

• It bends

• It is absorbed

• It reflects

• It disappears

Why does a shell in shallow water appear to be in a different location than it actually is?

• Because of the reflection of light

• Because of the absorption of light

• Because of the bending of light

• Because of the speed of light

What is another name for heat energy?

• Light energy

• Sound energy

• Thermal energy

• Electrical energy

What is the process called when heat energy moves from a hotter object to a colder object until both are the same temperature?

• Conduction

• Insulation

• Heat transfer

• Reflection

Which of the following is a good conductor of heat?

• Wood

• Plastic

• Metal

• Rubber

What is pitch in terms of sound energy?

• The speed of sound waves

• The volume of sound

• How high or low a sound is

• The distance sound travels

What type of sound waves travel quickly and are close together?

• Low pitch sound waves

• High pitch sound waves

• Medium pitch sound waves

• Slow sound waves

How is electrical energy connected to homes?

• Through water pipes

• Through air currents

• Through wires

• Through sound waves

What is the role of a turbine in a hydroelectric plant?

• To store electrical energy

• To reflect light energy

• To spin and turn motion energy into electrical energy

• To absorb heat energy