Friction - Worksheet - Class 8 Science
Friction is a necessary evil. It is a type of contact force which always opposes the motion of one object over the other object in contact.
Here worksheet (PDF) is available to test your basic understanding about the chapter.
ЁЯСЙDownload the friction worksheet.
Answers:
MCQs
1. d) Force of friction is very less
2. c) force (weight)
3. c) Force heated the matchstick
4. b) Increase friction
5. c) Reduces friction
6. a) smaller
7. b) drag
8. c) Rolling, sliding, static
9. b) To reduce the friction of a fluid
10. a) Wearing out due to friction
Fill in the blanks
Q2:
⒜ smooth/polished surface
⒝ rough surface
⒞ streamlined shape
⒟ rolling friction
⒠ static friction
⒡ liquids and gases
⒢ fluid friction or drag
⒣ ball bearing/ wheel
⒤ friction
⒥ lubricants
Q3:
⒜ friction
⒝ spring balance
⒞ reduce/decrease
⒟ increase
⒠ contact
⒡ independent
⒢ self-adjusting
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