Phase Changes in Chemistry

What is it called when a solid turns directly into a gas?

• Sublimation

• Condensation

• Liquid

Tags

NGSS.MS-PS1-4

Change from gas to liquid...

• condensation

• evaporation

• expansion

• movement

Tags

NGSS.MS-PS1-4

Given the heating curve of water, what is happening to potential and kinetic energy during segment CD?

• the potential energy and kinetic energy both increase

• the potential energy increases while the kinetic energy decreases

• the potential energy is constant while the kinetic energy increases

• the potential energy increases while the kinetic energy is constant

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Given the heating curve for water, during which line segment could I find water in both the solid and liquid phase at the same time?

• AB

• BC

• CD

• DE

• EF

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

____________________ occurs when a liquid changes to a gas below its surface as well as at the surface.​ (a)  

• Boiling

• Simmering

• Cooking

• Baking

What is the phase change of a solid to a liquid?

• freezing

• melting

• boiling

• condensation

Tags

NGSS.MS-PS1-4

Change from Gas to Solid is called........

• Sublimation

• Deposition

• Fusion

• condensation

Change from Liquid to Solid is called ...

• fusion

• Freezing

• sublimation

• evaporation

Tags

NGSS.MS-PS1-4

Change from liquid to gas is called....

• expansion

• evaporation

• condensation

• sublimation

Tags

NGSS.MS-PS1-4

What state/phase is the object likely from points A to B?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4