Science- Ch. 12 Review: Forms of Energy

Which of the following materials would make a good conductor?

• glass

• copper

• plastic

• rubber

A sound is produced when something

• contracts.

• expands.

• gets smaller.

• vibrates.

You see a red flower when

• only the red color in white light is absorbed.

• every color but red is reflected.

• every color but white is absorbed.

• only the red color in white light is reflected.

When a thermometer gains thermal energy, the particles of liquid in the thermometer

• slow down.

• expand.

• contract.

• become cooler.

Earth’s main source of heat is

• batteries.

• natural gas.

• the Sun.

• hot water.

The pitch of a sound is how

• high or low the sound is.

• warm or cool the sound is.

• close to the ear the sound is.

• loud the sound is.

Light reflected from an object

• bends the object.

• bounces off the object.

• makes a dark area called a shadow.

• passes through the object.

A tool that separates white light into its different colors is a

• conductor.

• prism.

• switch.

• thermometer.

When warm and cool objects touch, what moves from the warmer object to the cooler object?

• charged particles

• sound waves

• heat

• electric current

What describes how much thermal energy an object has?

• mass

• volume

• color

• temperature