density

density

7th Grade

23 Qs

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density

density

Assessment

Quiz

Science

7th Grade

Easy

Created by

Becky Back

Used 20+ times

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23 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does ice float?

Liquid water is less dense than solid water.
Solid water is less dense than liquid water.
Gaseous water is less dense than solid water.
Liquid water is less dense than gaseous water.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Put the liquids in order from most dense to least dense?

4, 3, 2, 1
1, 2, 3, 4
3, 4, 2, 1, 
4, 3, 1, 2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for density?

density = mass x volume
density = mass / volume
density = mass + volume
density = mass - volume

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?

8 g/cm3
2 g/cm3
1/2 g/cm3
24 g/cm3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?

7 mL
7 g/cm3
28 g/cm3
1/7 g/cm3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do some substances float on water?

they are warmer than water
they are cooler than water
they are more dense than water
they are less dense than water

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Helium balloons rise on earth because

helium is less dense than air
helium is more dense than air
helium is cooler than air
helium is warmer than air

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