0% This test need finish with in 15 minutes only, Otherwise it will be automatically submitted. Thank you. Practice more tests Class - 8- Physics - Force and Pressure - Test-1 1 / 15 1. Which force makes a ball thrown up come back down? Friction Gravitational force Electrostatic force Magnetic force 2 / 15 2. In which direction does pressure act in a liquid? Upwards only Downwards only Sideways only All directions 3 / 15 3. Pressure at the bottom of a liquid depends on: Depth of the liquid Density of air above Surface area Color of liquid 4 / 15 4. Which gas is used in barometers? None; liquid mercury is used Mercury vapor Helium Oxygen 5 / 15 5. Force is a ____ quantity. Scalar Imaginary Vector Complex 6 / 15 6. The force per unit area is called: Work Density Pressure Energy 7 / 15 7. A camel can walk easily on sand due to: Narrow feet Long legs Wide feet Sharp claws 8 / 15 8. When an object is at rest, the forces acting on it are: Unbalanced None Balanced Zero 9 / 15 9. The magnitude of frictional force depends on: Color of object Shape of object Nature of surfaces Temperature 10 / 15 10. A sharp knife cuts better than a blunt knife because: It exerts more pressure It has more area It is made of steel It is heavier 11 / 15 11. Which of the following statements is correct? Friction is a non-contact force Muscular force acts at a distance Gravity is a non-contact force Magnetic force requires contact 12 / 15 12. If you push a wall, what happens? Wall pushes back Nothing happens Wall moves Wall breaks 13 / 15 13. The pressure a liquid exerts on the walls of a container is called: Liquid pressure Atmospheric pressure Hydraulic pressure Vapor pressure 14 / 15 14. Why do nails have pointed ends? For decoration To increase pressure To increase area To reduce pressure 15 / 15 15. When the same force acts on two objects of different masses, which will have greater acceleration? None Heavier object Both same Lighter object Your score isThe average score is 27% 0% Restart quiz
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Class - 8- Physics - Force and Pressure - Test-1
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1. Which force makes a ball thrown up come back down?
2 / 15
2. In which direction does pressure act in a liquid?
3 / 15
3. Pressure at the bottom of a liquid depends on:
4 / 15
4. Which gas is used in barometers?
5 / 15
5. Force is a ____ quantity.
6 / 15
6. The force per unit area is called:
7 / 15
7. A camel can walk easily on sand due to:
8 / 15
8. When an object is at rest, the forces acting on it are:
9 / 15
9. The magnitude of frictional force depends on:
10 / 15
10. A sharp knife cuts better than a blunt knife because:
11 / 15
11. Which of the following statements is correct?
12 / 15
12. If you push a wall, what happens?
13 / 15
13. The pressure a liquid exerts on the walls of a container is called:
14 / 15
14. Why do nails have pointed ends?
15 / 15
15. When the same force acts on two objects of different masses, which will have greater acceleration?
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