Thermal Contraction and Expansion

As particles are exposed to warmer temperatures they __________

• speed up

• slow down

• stay the same

• vibrate at fixed positions

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

As particles are exposed to colder temperatures they _____

• speed up
• slow down
• stay the same
• become ions

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which characteristic is included in the particle theory of matter?

• All matter is made up of tiny particles

• All particles in a pure substance are the same

• Particles are always moving

• All of the above

Tags

NGSS.MS-PS3-4

True or False

Matter cannot be created or destroyed.

• True

• False

Tags

NGSS.MS-PS1-5

Number 2 represents a ________

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

Particles in a _____________ are tightly packed together.

• solid
• liquid
• gas
• plasma

There are two answers for this.

Particles in a _________ take the shape of the container.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

3. If the atoms of an object are moving or vibrating fast, the temperature would be...

• Hot
• Cold
• Unknown

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

4. If the atoms of an object are moving or vibrating slow, the object would feel...

• Cold
• Hot
• Unknown

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is Thermal Contraction 

• A Potato
• A decrease in a materials  volume when its temperature decreases 
• The movement of fluids in a cycle because of convection 
• A material through which  thermal energy does not flow easily.

Tags

NGSS.MS-PS1-4