Practice What You Have Learnt (9.8) - FRICTION

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9 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does friction do?
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Think about surfaces in contact.
Question 2.
Name one type of friction.
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Recall the examples discussed in class.
3Question 3.
What does friction always oppose?
- Motion
- Gravity
- Pressure
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Consider what happens when two surfaces interact.
4Question 4.
True or False: Rolling friction is greater than sliding friction.
- True
- False
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Think about movement types.
Question 5.
Design a practical experiment to measure static and sliding friction. Describe the setup and expected results.
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Think about forces and angles.
Question 6.
Discuss the advantages and disadvantages of using lubricants in machines.
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Consider both short-term and long-term effects.

5 more questions in this section. Enroll free to practise them all.