Energy Review 2

1. What material is the best conductor of electricity

• a rubberband
• a plastic fork
• solar energy
• a metal spoon

2. A magnet and a paperclip have the strongest attraction when they are:

• close together
• far apart

3. Rubbing your hands together to keep them warm is an example of:

• gravity
• friction
• solar energy
• light

4. Which material would be attracted o a magnet?

• wood
• plastic
• metal
• cardboard

5. What is one reason why a light bulb would not light?

• It is an open circuit.
• It is a closed circuit.
• The battery has energy.
• It is a brand new lightbulb.

6. What is an example of a wedge?

• stairs
• butter knife
• broom
• skateboard

7. Which scientific tool is used to measure temperature?

• graduated cylinder
• pan balance
• thermometer

8. Which scientific tool is used to measure the mass of an object?

• pan balance
• thermometer
• graduated cylinder

9. Which scientific tool is used to measure the volume of a liquid?

• pan balance
• graduated cylinder
• thermometer

10. What type of energy would you add to ice to change it into liquid water?

• heat
• mechanical
• gravitational
• sound