Force & Pressure

Force and Pressure Worksheet-1

1. Which of the following action describes pushing by a body?

(a) Kicking        (b) Lifting          (c) Picking         (d) Opening

2. Which of the following is NOT a type of force?

(a) Muscular

(b) Magnetic

(c) Chemical

(d) pulling a bucket of water from a well

Force and Pressure Worksheet-2

1. The atmospheric pressure is due to the:

(a) sky above our head

(b) air mass surrounding earth

(c) gravitational force of sun and other planets

(d) mass of the earth

2. The pressure exerted by a liquid:

(a) increases with depth             (b) decreases with depth

(c) is constant                               (d) first increases then decreases

Force and Pressure Worksheet-3

1. The given figure shows the cross section of a dam and its reservoir. The widening of the wall, towards the bottom is because of_____.

(a) increase in pressure with depth of water

(b) decrease pressure with depth of water

(c) change in density of water

(d) increase in mass of the wall

2. Which of the following statements is NOT true for friction force?

(a) Friction force is produced when two objects rub against each other

(b) A lighter object will experience a smaller frictional force