H. Short answer questions
1. Define force.
2. What is friction?
3. How is the heat produced by friction both an advantage and a disadvantage?
4. Organize the following types of friction in order from highest to lowest
Sliding friction, static friction, rolling friction
5. Suggest two ways in which friction can be reduced.
6. What are the effects of force?
7. Give an example that force can change the shape.
8. Explain how the nature of the two surfaces in contact affect friction between them
9. List two ways in which friction can be increased and two ways in which it can be
decreased to our advantage. 6th std
Answers
Answered by
0
Answer:
pulling or pushing is called firce
Answered by
1
Answer:
1. strange or energy as an attribute of physical action of movement
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