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Unit Conversion Practice

This worksheet provides practice problems for converting between different units of measurement, including metric and imperial systems, suitable for Grade 9 science students.

Grade 9 Science Units and MeasurementUnit Conversion
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Includes

Fill in the Blanks2 Short AnswerMultiple ChoiceTrue / FalseCustom

Standards

NGSS.PS1.A

Topics

unit conversionmeasurementsciencegrade 9
8 sections · Free to use · Printable
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Unit Conversion Practice

Name:

Date:

Score:

Read each question carefully and convert the given units as required. Show all your work for full credit.

1. To convert from kilometers to meters, you need to multiply by  .

2. There are   centimeters in one inch (approximately).

3. The prefix 'milli-' means  .

4. Convert 5.5 kilograms to grams.

5. A car travels at 60 miles per hour. Convert this speed to kilometers per hour (1 mile ≈ 1.609 km).

6. How many milliliters are in 2.5 liters?

a

25 mL

b

250 mL

c

2500 mL

d

0.0025 mL

7. Which of the following is equivalent to 1 meter?

a

10 cm

b

100 mm

c

100 cm

d

1000 km

8. Converting from a smaller unit to a larger unit typically involves multiplication.

T

True

F

False

9. There are exactly 1000 grams in 1 kilogram.

T

True

F

False

10. A recipe calls for 350 grams of flour. If you only have a measuring cup that measures in pounds, how many pounds of flour do you need? (1 lb ≈ 453.6 grams)

11. Look at the ruler below. What is the measurement indicated by the arrow in centimeters and then convert it to millimeters?

Measurement (cm):  

Measurement (mm):