Question 4: Which of the following is
a Graphite
Chalk
c. Salt
d Sugar
uestion 5: Increasing friction is necessary for which of the following?
2. Free wheel chicycle
b. Bicycle handle bar
c. Chain of bicycle
d Ball bearing in front wheel
estion 6: Which of the following surfaces will offer the least frict
- Vinyl floor
Plywood
Answers
Answered by
1
Answer:
4. chalk is the true answer
5. d is the answer
6. vinyl floor
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