List five (5) types of energy

Identify three (3) energy changes in this picture of a Rube Goldberg machine.

Make sure you include the type of energy the object started and the type of energy the object finished with.

What is kinetic energy?

• Energy stored in objects at rest

• Energy of movement

• Energy stored in chemical bonds

• Energy from the sun

What type of energy does a stretched rubber band have?

• Gravitational potential energy

• Kinetic energy

• Elastic potential energy

• Chemical energy

What type of energy transformation occurs in a battery-powered flashlight when it is turned on?

• Kinetic to electrical to light

• Electrical to chemical to light

• Chemical to electrical to light

• Light to chemical to electrical

Explain what is happening in this picture. For 3 marks:

1. identify who the person is and where he's from

2. What he built

3. What problems he solved

Energy can be created and destroyed

• True

• False

What is a major problem with burning fossil fuels?

• They are renewable

• They emit carbon dioxide

• They are abundant

• They produce no energy

Which household appliance became common in the 1950s and 1960s, eliminating the need for hand-washing dishes?

• Dishwasher

• Microwave

• Electric kettle

• Toaster

What was this non-electric appliance used for?