Exam 2 Practice

Which state of matter is most dense?

• Solid

• Liquid

• Gas

_____________________ is a measure of how closely packed together the particles of matter are in a specific volume.

If an object has low specific heat capacity, it requires a _______ amount of energy to change temperature.

• high

• low

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Ice melting is an example of a...

• chemical change

• physical change

• chemical reaction

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Bubbles forming (or fizzing) is an example of a ...

• chemical change

• physical change

• change of states

Tags

NGSS.MS-PS1-2

Which phase of matter is LEAST dense?

Condensation on the bathroom mirror is an example of a ...

• chemical change

• physical change

• chemical reaction

Tags

NGSS.MS-PS1-4

True or False: A mixture can be separated.

• True

• False

Pizza is which type of mixture?

• Heterogeneous

• Homogeneous

Pure substance that cannot be separated.

• Element

• Compound

• Molecule

• Mixture