SI Units Worksheet
A Grade 9 Science worksheet focusing on understanding and applying SI units for various physical quantities.
Includes
Standards
Topics
SI Units: The International System of Units
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all your work for calculation questions.
1. Which of the following is the SI unit for mass?
Gram
Kilogram
Pound
Ounce
2. The SI unit for temperature is:
Celsius
Fahrenheit
Kelvin
Rankine
1. The SI unit for length is the .
2. The SI unit for time is the .
3. Electric current is measured in .
1. The SI unit for amount of substance is the mole.
True
False
2. The candela is the SI unit for electric current.
True
False
Match the physical quantity with its correct SI unit.
1. Length
a. Ampere
2. Mass
b. Meter
3. Time
c. Kilogram
4. Electric Current
d. Second
1. Briefly explain why SI units are important in scientific communication.
2. Name two derived SI units and explain how they are derived from base units.
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