If you transfer energy into two substances, which will EVAPORATE faster?

The one with STRONG attraction.

If you transfer energy OUT OF two substances, which will FREEZE faster?

The one with STRONG attraction.

At first, the molecules in the substance move away from each other. Later, the molecules move around each other. What change was observed in the substance?

Before, the substance was a gas. Later, it was a liquid.

Before, the substance was a liquid. Later, it was a solid.

Before, the substance was a liquid. Later, it was a gas.

Before, the substance was a solid. Later, it was a liquid.

Scientists increased the speed of the substance’s molecules and caused a phase change. How did they do this?

They transferred energy INTO the substance.

They put the substance outside.

They transferred energy OUT OF the substance.

The same amount of energy was transferred into two liquids substances. Later, one changed phase while the other had not. Which changed phase, and how did it change?

The one with WEAKER attraction it is now a GAS.

The one with STRONGER attraction it is now a SOLID.

The one with WEAKER attraction it is now a LIQUID.

The one with STRONGER attraction it is now a gas.

The same amount of energy was transferred OUT OF two liquids substances. Later, one changed phase while the other had not. Which changed phase, and how did it change?

The one with STRONGER attraction it is now a SOLID.

The one with WEAKER attraction it is now a LIQUID.

The one with WEAKER attraction it is now a GAS.

The one with STRONGER attraction it is now a gas.

Jose's go cart is made of steel. When are the steel molecules in his bicycle moving? The aluminum molecules are . . .

only moving when Jamil is riding his bicycle.

only moving when Jamil is not riding his bicycle.

Phase Change

Quiz

•

Science

•

7th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-PS1-4, MS-PS3-5, MS-PS1-1

+2

Standards-aligned

Phoenix Leblanc

Used 106+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

In which state of matter are molecules always moving?

Liquid

Solid

Gas

Molecules are ALWAYS moving in all three states!

Tags

NGSS.MS-PS1-4

2.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

How are molecules moving in a LIQUID?

Moving in place

Moving around each other

Moving away from each other

Not moving

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

3.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

How are molecules moving in a SOLID?

Moving in place.

Moving around each other.

Moving away from each other.

Not moving at all.

4.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

How are molecules moving in a GAS.

Moving in place.

Moving around each other.

Moving away from each other.

Not moving at all.

Tags

NGSS.MS-PS1-4

5.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Water molecules were moving IN PLACE and then after energy was transferred into it they were moving AROUND EACH OTHER. What phase change occured?

Freezing

Melting

Evaporation

Condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

6.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

If you transfer energy INTO a substance, how will the movement of the molecules change?

They will move SLOWER.

They will move FASTER.

They will not change speed.

Not enough information is provided.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

7.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

If you transfer energy OUT OF a substance, how will the movement of the molecules change?

They will move SLOWER.

They will move FASTER.

They will not change speed.

Not enough information is provided.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

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Phase Change

20 questions

In which state of matter are molecules always moving?

How are molecules moving in a LIQUID?

How are molecules moving in a SOLID?

How are molecules moving in a GAS.

Water molecules were moving IN PLACE and then after energy was transferred into it they were moving AROUND EACH OTHER. What phase change occured?

If you transfer energy INTO a substance, how will the movement of the molecules change?

If you transfer energy OUT OF a substance, how will the movement of the molecules change?

If you transfer energy INTO a liquid, which state of matter will it be in?

If you transfer energy OUT OF a liquid, which state of matter will it be in?

If you transfer energy into two substances, which will EVAPORATE faster?

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