Question

45. a. John insisted Peter to wear shoes with grooved soles instead of worn out slippers.Peter was curious to know the answer or reasons for his friends advise.

Write the correct answer for the following questions.
i) What is friction?
ii) Why to wear grooved soles shoe rather than slippers?
iii) What values are shown by Peter​

Answer 1

Answer:

i)Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact