Question

Q. Define these terms.
2. Drag
1. Rolling friction
3. Fluid​

Answer 1

Answer:

• a drawing a long or over a surface with effort or pressure

• Rolling resistance, sometimes called rolling friction or rolling drag, is the force resisting the motion when a body rolls on a surface.

• a substance that can flow;

Explanation:

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Answer 2

Explanation:

1.the action of pulling something forcefully or with difficulty is called drag

2.Rolling friction takes place when an object rolls on the surface. Sliding friction takes place when two surfaces are rubbed against each other. Rolling friction takes place due to the deformation of surfaces. Sliding friction takes place due to interlocking between microscopic surfaces.

3.substance that has no fixed shape and yields easily to external pressure