Contact force questions class 10th

1. What is the unit of force in the International System of Units (SI)?

2. Which of the following is an example of a vector quantity?

3. What is the formula for kinetic energy?

4. Which law states that for every action, there is an equal and opposite reaction?

5. What is the acceleration of an object in free fall near the surface of the Earth?

6. In an elastic collision, which of the following is conserved?

7. What is the principle behind a lever?

8. Which type of energy is stored in a compressed spring?

9. What does the law of conservation of energy state?

10. What is the SI unit of power?