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Understanding Mass

A Grade 3 science worksheet to help students understand the concept of mass, how it's measured, and common units of measurement.

Grade 3 Science Physical ScienceMass
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Includes

Multiple ChoiceFill in the BlanksTrue / FalseShort AnswerWord Bank

Standards

3-PS2-1

Topics

massphysical sciencemeasurementgrade 3
7 sections · Free to use · Printable
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Understanding Mass

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Read each question carefully and answer to the best of your ability. Good luck!

1. What is mass?

a

How much space an object takes up

b

How heavy an object is

c

The amount of matter in an object

d

How long an object is

2. Which tool is used to measure mass?

a

Ruler

b

Balance scale

c

Thermometer

d

Stopwatch

3. The standard unit for measuring mass in the metric system is the  .

4. A feather has less   than a rock.

5. You can use a   to compare the mass of two objects.

6. Mass changes if you go to the moon.

T

True

F

False

7. A balance scale works by comparing an unknown mass to known masses.

T

True

F

False

8. Look at the image below. If you put an apple on one side of the balance scale and a feather on the other, which side would go down?

Triple Beam Balance

Use the words below to complete the sentences.

kilogram
gram
matter

9. Mass is the amount of   in an object.

10. For very small objects, we often use the unit  .

11. A large watermelon would likely be measured in  .