Grade 9 Linear Motion Worksheet
A worksheet for Grade 9 science students covering fundamental concepts of linear motion, including speed, velocity, acceleration, and displacement.
Includes
Standards
Topics
Linear Motion Fundamentals
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work for calculation problems.
1. Which of the following is a scalar quantity?
Velocity
Displacement
Speed
Acceleration
2. What does a negative sign in acceleration indicate?
Increasing speed
Decreasing speed
Constant speed
Zero acceleration
3. The rate at which an object changes its position is called .
4. Displacement is a quantity, meaning it has both magnitude and direction.
5. An object moving at a constant speed cannot be accelerating.
True
False
6. Distance and displacement are always equal in magnitude.
True
False
7. A car travels 150 km in 2 hours. What is its average speed?
8. Explain the difference between speed and velocity.
Match each term with its definition.
9. Speed
a. The rate of change of velocity
10. Velocity
b. The distance an object travels per unit time
11. Acceleration
c. The rate of change of displacement