Check your score,(MCQ) class 8 Chapter 3 Force and Pressure

Force and Pressure - MCQ Quiz

1. What is the SI unit of force?

pascal (Pa) newton (N) joule (J) watt (W)

2. Pressure is defined as:

Force × Area Force ÷ Area Area ÷ Force Force × Volume

3. The moment of force depends on:

Force and perpendicular distance Mass and force Time and force Pressure and force

4. Liquid pressure depends on:

Depth, density, and gravity Volume and gravity Height and time Pressure and mass

5. The air pressure at higher altitudes is:

Higher Lower Same Zero

6. The dam walls are made thicker at the bottom because:

Pressure increases with depth Pressure decreases with depth Density decreases Gravity decreases

7. Atmospheric pressure is measured using a:

Barometer Thermometer Manometer Hygrometer

8. Which factor increases the pressure exerted by a liquid?

Depth Area Time Temperature

9. Pressure exerted by gases is due to:

Collisions of gas particles Volume of gas Mass of gas Color of gas

10. Force is defined as:

Mass × Acceleration Mass ÷ Acceleration Mass × Velocity Mass ÷ Velocity