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Exploring Matter and Density Concepts

Authored by Aaron Warneke

Science

7th Grade

NGSS covered

Used 7+ times

Exploring Matter and Density Concepts
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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain what happens when a bath bomb reacts in water. What causes the bubbles?

The bath bomb dissolves, releasing fragrance.

The bath bomb reacts with water, releasing gas bubbles.

The bath bomb changes color.

The bath bomb melts due to heat.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ingredients in a bath bomb are responsible for its reaction in water?

Salt and sugar

Baking soda and citric acid

Oil and fragrance

Water and dye

Tags

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What gas is released during the reaction of a bath bomb in water?

Oxygen

Carbon dioxide

Nitrogen

Hydrogen

Tags

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a substance cannot dissolve in water, we say it is _______________.

Soluble

Insoluble

Saturated

Diluted

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are some substances soluble in water while others are not? Provide examples of each.

Due to temperature differences; sugar is soluble, sand is not.

Due to molecular structure; salt is soluble, oil is not.

Due to pressure differences; air is soluble, metal is not.

Due to color differences; dye is soluble, wood is not.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process of water changing from a gas to a liquid called?

Evaporation

Condensation

Sublimation

Freezing

Tags

NGSS.MS-ESS2-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is sublimation? Provide an example.

The process of a liquid turning into a gas; example: boiling water.

The process of a solid turning directly into a gas; example: dry ice.

The process of a gas turning into a liquid; example: dew formation.

The process of a liquid turning into a solid; example: freezing water.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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