IS2 - Phase Changes/ Heating Curves

What line segment represents when the substance is only in the solid state?

• A-B

• B-C

• C-D

• D-E

Tags

NGSS.MS-PS1-4

Which segment(s) represent when a phase change is taking place? (Check all that apply)

• A-B

• B-C

• C-D

• D-E

• E-F

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In which segment(s) is the kinetic energy of the particles remaining constant?

• A-B

• B-C

• C-D

• E-F

• D-E

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What state(s) of matter are present at segment C-D?

• Solid-liquid

• Liquid

• Liquid-gas

• Gas-Solid

• Gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The phase change from water vapor to liquid water is known as...

• evaporation
• precipitation
• condensation
• sublimation

Tags

NGSS.MS-PS1-4

NGSS.MS-ESS2-4

What happens to particles when they are heated?

• They speed up and spread out

• They slow down and move closer together

• They stop moving

• They move closer together and speed up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is sublimation?

• phase change form solid to liquid

• phase change from gas to solid

• phase change from solid to gas

• phase change from liquid to solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In a solid, the particles

• have a low amount of kinetic energy

• slide past one another

• overcome their strong attractions to each other

• move freely in any direction

Tags

NGSS.MS-PS1-4

Molecules in this state will change position easily and slide past one another.

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS1-4

Energy of motion; molecules always have some of this type of energy

• potential energy

• kinetic energy

• positive energy

• solar energy

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1