Grade 3 Science: Units of Length
This worksheet helps third-grade students understand and apply different units of length (centimeters, meters, inches, feet) through various exercises.
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Standards
Topics
Units of Length Worksheet
Name:
Date:
Score:
Read each question carefully and choose the best answer or fill in the blank. Good luck!
1. Which unit would you use to measure the length of a pencil?
Meters
Centimeters
Kilometers
Liters
2. How many centimeters are in 1 meter?
10
100
1000
10000
3. A standard ruler usually measures up to 30 .
4. To measure the length of a classroom, you would most likely use .
5. There are 12 inches in 1 .
6. An inch is longer than a foot.
True
False
7. A meter is roughly the length of a baseball bat.
True
False
8. Name two tools you can use to measure length.
9. Look at the ruler below. What is the length of the red bar in centimeters?
Use the words below to complete the sentences.
10. The length of your thumb is about one .
11. A basketball hoop is usually 10 high.
12. A new crayon is approximately 10 long.
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