SI System Basics - Grade 7 Science
Explore the fundamentals of the International System of Units (SI) with this Grade 7 science worksheet, covering base units, prefixes, and measurement conversions.
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SI System Basics
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show your work for any calculations.
1. Which of the following is the base SI unit for length?
Inch
Meter
Foot
Yard
2. What does the prefix 'kilo-' represent in the SI system?
One hundred
One thousand
One million
One tenth
3. The SI unit for mass is the .
4. Temperature in the SI system is measured in .
5. A liter is a common unit for measuring .
6. The SI system is also known as the metric system.
True
False
7. There are 1000 millimeters in 1 centimeter.
True
False
8. Explain why the SI system is important for scientists around the world.
Match the SI base unit to its quantity.
9. Kilogram
a. Time
10. Second
b. Mass
11. Ampere
c. Electric Current
12. Identify two measuring tools from the image below and state what SI quantity each tool is used to measure.
Tool 1: Measures:
Tool 2: Measures: