Conroe ISD Science Benchmark Review

Something needed to do work is

• a push.
• a pull.
• energy.
• electricity.

Energy that can be seen by the eye is

• light energy.
• heat energy.
• electricity.
• a force.

Heat or thermal energy is energy that

• can be seen by the eye.
• causes a change in temperature.
• is produced by a power source.
• causes motion.

Mechanical energy is energy that

• causes a change in temperature.
• is produced by a power source.
• is produced by a machine or moving part.
• is produced from the vibration that you can hear.

This is an example of mechanical energy.

• a lawn mower
• thermometer
• a ball rolling
• a light bulb

Choose a source that produces light.

• a windmill
• a lawn mower
• a Lamp
• a battery

This is an example of _______ energy.

• gravity
• heat
• mechanical
• electrical

This is an example of __________ energy.

• light
• sound
• mechanical
• gravity

This is an example of __________ energy.

• light
• mechanical
• thermal
• electrical

This is an example of ___________ energy.

• light
• heat
• mechanical
• thermal