4th grade chapter 12 HEAT

What form of matter has particles that stick closely together?

• solid

• liquid

• gas

• plasma

As an object cools, the particles move...

• faster

• slower

The liquid inside a thermometer contracts. what does this mean about the substance being measured?

• the substance is heating up

• the substance is cooling down

• the substance is staying the same

• the substance cannot be measured

What is the measure of the average amount of motion in particles of matter?

• heat

• mass

• volume

• temperature

How does heat move from the stove to the pot?

• radiation

• insulation

• convection

• conduction

What are insulators?

• material that allows NO heat to pass through it

• material that allows heat to pass through it

• materials that both limit and allow heat to pass through them

• materials that limit the amount of heat that passes through them

What forms when heated air expands and cooler air sinks below the warmer air?

• thermal current

• radiation current

• convection current

• conduction current

What is energy?

• the ability to move particles of matter

• the ability to cause change or do work

• when particles move in a fixed position

• tiny particles of matter that move in all directions

Which on the following is an example of convection?

• The Sun warms your skin

• you rub your skin together

• the metal spoon in soup becomes warm

• a mobile turns from a candle burning below it

Which method of heat transfer does not require matter?

• radiation

• convection

• conduction

• insulation