Question 1 (c) Fill in the blank: Friction produces _________.
Friction produces heat.
Friction produces heat because it causes the molecules on rubbing surfaces to move faster and have more energy.
Question 01 (e) Fill in the blank: Sliding friction is ________than the static friction.
Fill in the blanks.
(a) Friction opposes the ________ between the surfaces in contact with each other.
(b) Friction depends on the _________ of surfaces.
(c) Friction produces _________.
(d) Sprinkling of powder on the carrom board ________ friction.
(e) Sliding friction is ________ than the static friction.
Question 3(c) Fill in the blanks: (- 206) ÷ ___ = 1
Question 3(e) Fill in the blanks: ___ ÷ 1 = - 87