Final Quiz

Test your knowledge on Mechanics (9th & 10th Grade level).

1. Which of the following is a vector quantity?

Speed
Velocity
Distance

2. What is the standard unit of acceleration?

m/s
m/s²
kg·m/s

3. If an object is in free fall (no air resistance), its acceleration is:

Zero
Constant (g)
Increasing

4. The slope of a Distance-Time graph represents:

Speed
Acceleration
Force

5. According to Newton's Second Law, Force equals mass times:

Velocity
Acceleration
Time

6. The tendency of an object to resist changes in its state of motion is called:

Friction
Inerție
Gravity

7. What is the unit of Work and Energy?

Joule
Watt
Newton

8. Which force always acts perpendicular to the surface of contact?

Friction
Normal Force
Tension

9. Power is defined as the rate at which ____ is done:

Work
Force
Mass

10. Momentum is the product of mass and:

Velocity
Acceleration
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