Physical Science Unit 2 Test

A substance is able to flow freely within a container. What state of matter is the substance in?

• Liquid

• Gas

• Solid

• Plasma

What are the characteristics of a solid?

• Solids do not have a definite shape but have a definite volume

• Solids have a definite shape and no definite volume

• Solids do not have a definite shape and no definite volume

• Solids have a definite shape and definite volume

Why do atoms in a solid still vibrate?

• All solids have some thermal energy.

• Some solids have some thermal energy, and some do not.

• Atoms in a solid do not vibrate.

• None of the above.

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

When heat is added to a liquid, what occurs?

• Liquid molecules begin to condense to form a solid.

• Liquid molecules are being slowed down to become a gas.

• Liquid molecules speed up and begin to spread out to become a gas.

• Liquid molecules begin to slow down to become a solid.

Tags

NGSS.MS-PS1-4

What happens to molecules as temperature and energy increase?

• Matter condenses

• Substances expand when heated

• Atoms become less active

• Phase change slows down

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When a gas begins to condense through condensation, what happens to the heat in the particles.

• The heat leaves the gas as it condenses.

• The heat goes into the gas as it condenses.

• The heat stays the same as it condenses.

• None of the above.

Tags

NGSS.MS-PS1-4

Phase change going from a Solid to a Liquid...

• Freezing

• Condensation

• Melting

• Sublimation

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NGSS.MS-PS1-4

Phase change going from Liquid to Solid...

• Melting

• Freezing

• Condensation

• Sublimation

Tags

NGSS.MS-PS1-4

2. A change of state from a liquid to a solid is called....

• Melting
• Freezing
• Evaporation

Tags

NGSS.MS-PS1-4

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4