Unit 2 Test Review: Structure & Function of Matter

Particles are spaced the farthest apart in ______________.

• Solids

• Liquids

• Gases

Particles are spaced closest together in ___________.

• Solids

• Liquids

• Gases

The following three changes of state happen if thermal energy is added.

• Melting

• Freezing

• Evaporation

• Sublimation

• Condensation

Tags

NGSS.MS-PS1-4

The diagram above represents gas particles moving randomly in a closed space. What could be done to slow the particles down?

• Shine a green laser light into the box.

• Lower the temperature of the particles.

• Increase the temperature of the particles

• Apply a tractor beam to the particles

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which of the following is a chemical property of matter?

• Solubility

• Volume

• Density

• Reactivity

Tags

NGSS.MS-PS1-5

In the diagram, what are the green particles known as?

• Protons

• Neutrons

• Electrons

Tags

NGSS.MS-PS1-1

In the diagram, what are the red particles known as?

• Protons

• Neutrons

• Electrons

Tags

NGSS.MS-PS1-1

In the diagram, what are the yellow particles known as?

• Protons

• Neutrons

• Electrons

Tags

NGSS.MS-PS1-1

What is Label A known as?

• Element Symbol

• Element Name

• Atomic Number

• Atomic Mass

What is Label B known as?

• Element Symbol

• Element Name

• Atomic Number

• Atomic Mass