Thermal Energy - 4

What does "contract" mean in this sentence?

When it is cold outside, materials made of metal undergo thermal contraction because their particles move closer together.

• To expand.

• To shorten or decrease in size.

• To contact.

Tags

NGSS.MS-PS1-4

What does the word expansion mean in this sentence?

Objects that are made of metal experience thermal expansion as their average kinetic energy increases.

• To get larger in size.

• To shrink.

• To break apart.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does the word absorb mean in this sentence?

Metals absorb the sun's rays and increase the metal's thermal energy.

• To gain or take in/soak up something.

• To lose energy.

• To heat up.

Tags

NGSS.MS-PS1-4

Why would a metal door on a house stick in the summertime, but swing open easily during the winter?

• The door is experiencing thermal expansion because there is an increase in kinetic energy during the summer.

• The door is experiencing thermal expansion because there is a decrease in kinetic energy during the summer.

• The door is experiencing thermal contraction because there is an increase in kinetic energy during winter.

Tags

NGSS.MS-PS1-4

What is another word for temperature?

• Average potential energy.

• Average thermal energy.

• Average kinetic energy.

Tags

NGSS.MS-PS1-4

What type of heat transfer occurs when energy transfers from one particle of matter to another within an object or between two objects that are in direct contact?

• Absorption

• Conduction

• Radiation

• Convection

What type of heat transfer occurs when thermal energy transfers by the movement of a fluid?

• Radiation

• Convection

• Conduction

• Contraction

What type of heat transfer occurs when energy transfers by electromagnetic waves?

• Convection

• Conduction

• Radiation

• Thermal energy

Tags

NGSS.MS-PS4-2

What is an insulator?

• A material that heats another material.

• A material that absorbs water.

• A material that conducts heat well.

• A material that does not conduct heat well.

Tags

NGSS.MS-PS3-3

What is a conductor?

• A material that absorbs heat.

• A material that conducts and transfers heat well.

• A material that stops the flow of thermal energy.

• A material that can expand.

Tags

NGSS.MS-PS3-3