Unit 3 Changes in Matter Review

What is happening to the ice in this picture?

• it is melting

• it is freezing

• it is dissolving

When we add heat to water, what happens to the water

• it turns into a solid

• it turns into a gas

• nothing

True or False: In a chemical change, no new substance is formed.

• True

• False

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which substances will dissolve in warm water? Select ALL correct answers.

• sand

• salt

• soil

• sugar

Select ALL of the examples of physical changes.

• crushing

• cutting

• burning

• melting

What are TWO examples of a chemical change?

True or False: A liquid changing into a solid or a gas in a chemical change.

• True

• False

An apple rotting is an example of a (a)   change. (Physical or chemical)

What are TWO ways that we can make a physical change?

True or False: Different materials respond to changes in different ways.

• True

• False