Leap Science

What happens when something gains heat?

• molecules move faster and temperature goes up.

• molecules move slower and temperature goes down

• molecules move faster and temperature goes down.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens during heat gain?

• the object will expand

• the object will contract

Tags

NGSS.MS-PS1-4

What happens during heat loss?

• the object will expand

• the object will contract

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is heat?

• a form of light

• a form of energy

• a measure of how old or cold something is

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which of the following shows heat loss?

• boiling water

• eggs cooking on a pan

• hot bowl of soup becoming room temperature

Tags

NGSS.MS-PS1-4

What is temperature?

• a form of heat

• a form of energy

• a measure of the kinetic energy in a system.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A cold spoon is placed inside a cup of hot lemon tea.

Which of the following is correct?

• Heat flows from the spoon to the tea

• Heat flows from the tea to the spoon

• Temperature flows from the spoon to the tea

• Temperature flows from the tea to the spoon

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

John has a fever. His mother puts a cold towel on his forehead. Which of the following is correct?

• Heat flows from John's forehead to the towel.

• Heat flows from the towel to John's forehead.

• Temperature flows from John's forehead to the towel.

• Temperature flows from the towel to John's forehead.

Tags

NGSS.MS-PS3-4

What is going on in this picture?

• Less dense air rises while denser air falls.

• Denser air rises while less dense air falls.

• Warm air is less dense.

• Cooler air is less dense.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?

• radiation

• conduction

• convection

• insulation