Unit 3 Lesson 2

In warming water, the water particles move ____________, causing the water to _______________.

• faster/expand

• faster/contract

• slower/expand

• slower/contract

Energy transfer in the form of conduction requires __________ contact between two objects.

• close

• direct

• far apart

What is the main form of radiation released by Earth at night?

• visible light

• gamma rays

• infrared radiation

What is an example of conduction?

• hands over a fire

• a lava lamp

• warm hands on a cool desk

Which type of energy increases as air expands?

• kinetic

• nuclear

• chemical

What is the transfer of energy due to the movement of matter? (Like a conveyor belt).

• temperature

• convection

• radiation

• thermal expansion

What is the transfer of energy as electromagnetic waves?

• temperature

• convection

• radiation

• thermal expansion

What is a measure of how hot (or cold) something is?

• temperature

• convection

• radiation

• thermal expansion

What is an increase in the size of a substance in response to an increase in the temperature of the substance?

• temperature

• convection

• radiation

• thermal expansion

What is the transfer of energy as heat through a material?

• thermal energy

• heat

• conduction