Chemistry Review

When gaseous water molecules lose __________, they become a liquid.

• energy

• heat

• motion

• all of the above

Tags

NGSS.MS-PS1-4

Contrails is short for what?

• Condensation trails

• Cooperation trails

• Controlled trails

• airplane clouds

How does a thermometer work? As the temperature increases the liquid in the thermometer takes up:

• more space

• less space

• stays the same

Tags

NGSS.MS-PS1-4

As temperature increases, what happens to volume?

• it increases

• it decreases

• it stays the same

Tags

NGSS.MS-PS1-4

A pot of water is placed on a hot stove. Small bubbles begin to appear at the bottom of the pot. The bubbles rise to the surface of the water and seem to pop or disappear. What are the bubbles made of?

• Air

• Gaseous oxygen and hydrogen

• Gaseous water/water vapor

• None of the above

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What happens to the water molecules when water at 24º C is cooled to 0º C and freezes?

• The molecules become less organized

• The molecules move faster

• The molecules break apart

• The molecules move more slowly.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When water forms outside of a can of soda, the liquid is coming from

• Inside the can

• Water vapor in the air

Tags

NGSS.MS-ESS2-4

Define sublimation.

• solid to liquid

• solid to gas

• gas to solid

• liquid to gas

Tags

NGSS.MS-PS1-4

The average speed of molecules in a substance is called

• thermodynamics

• heat

• temperature

Tags

NGSS.MS-PS1-4

The elements argon, xenon, neon, and helium are in the same

• period

• family