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Changes in States of Matter

Authored by Lynn Robertson

Chemistry

8th Grade

NGSS covered

Used 487+ times

Changes in States of Matter
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is needed for both boiling and melting to occur?

solids
gases
heat
pressure

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of these is an example of water changing from water vapor to liquid?

moisture forming on a mirror when you breathe on it
sweat forming on your body when you exercise
ice cubes melting when you put them in a warm liquid
rivers drying up during a very hot summer

Tags

NGSS.MS-PS1-4

NGSS.MS-ESS2-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The teacher heats a pot of water. Once the water reaches 100°C, which point has the water reached?

Boiling
Melting
Freezing
Evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jonathan places a pot of water on a stove. As the water boils, how does the state of the water change?

from gas to liquid
from liquid to gas
from liquid to solid
from solid to liquid

Tags

NGSS.MS-PS1-4

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Molecules have energy and _________ stop moving

rarely
always
never
sometimes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Matter changes state when...

energy is added or removed
energy is added
energy is removed
there is no energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As molecules gain energy, they move _____ and spread apart, and vise versa.

faster
slower
less
inside

Tags

NGSS.MS-PS1-4

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