The Nature of Force

1. Use your science binder pages to find and write the definition of force.

2. Force is related to changes in velocity. Write the three ways and the direction that you feel force when you speed up, slow down or change direction.

Now use pages 374-377 in the textbook to find the answers to the questions below.

3. What is a force and how is force described?

4. Is force a vector quantity?

5. How is the direction of force represented symbolically?

6. What is the unit of force?

7. What is net force?

8. What does net force determine?

9. When forces act in the same direction what is the net force?

10. When forces act in opposite directions what is the net force?

11. What are unbalanced forces and what do they produce?

12. What are balanced forces and what do they produce?

13. On the back of this page draw the three pictures on page 376-377 illustrating unbalanced and balanced forces and include the force arrows and their magnitudes.