Science Unit 3, L 4, 5, 7

True/False

Properties of matter may change without changing the actual substance.

• TRUE

• FALSE

Yes/No

When glass has been scratched and is no longer smooth, is it still considered to be the same type of substance?

• YES

• NO

What does Peril bring Clay to eat on his first day in the Sky Kingdom?

• Charred rabbit

• Charred duck

• Charred chicken

Yes/No

When iron mixes with oxygen, rust appears; is this considered a new substance?

• YES

• NO

True/False

A substance undergoes a state change when it changes from one state of matter into another.

• TRUE

• FALSE

During a state change, the particles of a _____ rearrange, but no new substance is formed.

• state

• change

• substance

• booger

What are examples of state changes? (CLICK ALL THAT APPLY.)

• Condensation

• Freezing

• Evaporating

• Melting

• Changing

During which state change do the particles of water break away from each other to form a liquid?

• Condensation

• Freezing

• Evaporating

• Melting

• Changing

True/False

New substances do NOT have new properties.

• TRUE

• FALSE

New substances have new ______.

• changes

• properties

• solutions