Module 2: Matter: Properties & Changes Assessment

A physical property is...

• a property that is observed and the substance does not change into something new

• a property that is observed and the substance changes into something new

Which of the following is NOT an example of a physical change

• Cutting paper

• Burning wood

• Melting glass

• Boiling water

What is a boiling point?

• the temperature at which a substance changes from a liquid to gas

• the temperature at which a substance changes from a solid to a liquid

• the temperature at which a substance changes from a liquid to a solid

• the temperature at which a substance changes from a gas to plasma

Tags

NGSS.MS-PS1-4

What is a melting point?

• the temperature at which a substance changes from a liquid to a gas

• the temperature at which a substance changes from a solid to a liquid

• the temperature at which a substance changes from a liquid to a solid

• the temperature at which a substance changes from gas to plasma

Tags

NGSS.MS-PS1-4

Which of the following has the largest density?

• 
• 
• 

How closely particles are packed together is called?

• volume

• mass

• density

• area

A chemical property can only be observed when a substance changes into a completely different substance.

• True

• False

Tags

NGSS.MS-PS1-2

Flammability refers to a substance's ability to burn.

• True

• False

A substance that starts a chemical reaction is called ...

• reactant

• product

• element

• atom

Tags

NGSS.MS-PS1-5

A substance produced by a chemical reaction is called ...

• reactant

• product

• atom

• element