Question

D. Answer the following questions in brief.
1. Define the term.
(a) static friction
(b) sliding friction
2. State the meaning of term
(a) rolling friction
(b) fluid friction
3. State the likely cause of friction.

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Answer 1

Answer:

static is a force it makes them moving

Answer 2

Answer:

Friction is a force that resists the relative motion between two objects or materials. The causes of this resistive force are molecular adhesion, surface roughness, and deformations. Adhesion is the molecular force resulting when two materials are brought into close contact with each other.

Explanation:

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