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. give me ans properly, if giving, give all the answers. plz I need tommorow is my unit test
Answers
Answered by
2
Answer:
1.Force is the push or pull on an object with mass that causes it to change velocity(to accelerate).Force represents as a vector, which means it has both magnitude and direction.
2.Friction is the resistance to motion of one object moving relative another.
Answered by
0
Answer:
1.Force is the push or pull on an object with mass that causes it to change velocity(to accelerate).Force represents as a vector, which means it has both magnitude and direction.
2.Friction is the resistance to motion of one object moving relative another
Explanation:
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