Question

C3. Match the two columns:
Column A
1. Oil
2. Static friction
3. Treaded tyres
4. Drag
5. Smooth surface
6. Rolling friction
Column B
(i) The frictional force offered by fluids
(ii) Lubricant
(iii) Must be overcome before an object can be set in motion
(iv) Prevent vehicles from skidding
(v) Less than sliding friction
(vi) Less irregularities
(vii) More irregularities​

Answer 1

Answer:

oil - lubricant

static friction- frictional force offered by liquids

Answer 2

Answer:

1 Oil - Lubricant

2 - i

3 - iv

4- iii

5- vi

6- v