Changes in Energy on a Molecular Level

To change a solid to a liquid, what do you add?

• heat
• water
• cold
• mass

Tags

NGSS.MS-PS1-4

To change a liquid to a solid, what do you add?

• heat
• gas
• air
• cold

Tags

NGSS.MS-PS1-4

Which state of matter has a definite shape?

• solid
• liquid 
• gas
• plasma

Tags

NGSS.5-PS1-3

Which state of matter take up ALL the space inside a container? 

• solid
• liquid
• gas
• all of the above

What is happening in the statement below?
The ice cube melted.

• Matter is changing from a liquid to a solid.
• Matter is changing from a liquid to a gas.
• Matter is changing from a solid to a liquid.
• Matter is changing from a gas to a liquid.

Tags

NGSS.MS-PS1-4

This picture is an example of a ____________.

• solid
• liquid
• gas
• plasma

Tags

NGSS.5-PS1-3

This is an example of a _________.

• solid
• liquid
• gas
• plasma

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

When heat is added to a solid, it ______________.

• freezes
• evaporates
• melts
• condenses

Tags

NGSS.MS-PS1-4

When heat is added to a liquid, it ______________.

• freezes
• evaporates
• melts
• condenses

Tags

NGSS.MS-PS1-4

Liquids and gases are similar because __________________________.

• they both take the shape of their container
• they both have their own shape
• liquids pour and gases don't
• liquids take the shape of the container but gases have their own shape