Question

SCIENCE

Chapter name :-Force and Pressure.

Fill in the blanks in the following statements.
(a) To draw water from a well we have to ______ at the rope.
(b) A charged body ______ an uncharged body towards it.
(c) To move a loaded trolley we have to ______ it.
(d) The north pole of a magnet _______ the north pole of another magnet.

Answer 1

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(a) pull

(b) attracts

(c) push

(d) repels

Answer 2

Explanation:

(a) To draw water from a well we have to pull at the rope.

(b) A charged body attracts an uncharged body towards it.

(c) To move a loaded trolley we have to pull it.

(d) The north pole of a magnet repels the north pole of another magnet.

Additional Information:

Force is defined as push and pull of an object resulting in change in its position.

Or

• Force is defined as the product of mass and acceleration
• It's S.I. unit is newton, denoted by N.

Pressure is defined as force per unit area.

• It's S.I. unit is pascal denoted by Pa.