# Force, Weight And Mass

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• 1.

### What is the unit of weight?

• A.

Kilogram

• B.

Pound

• C.

Metre

• D.

Newton

D. Newton
Explanation
Weight is a force and it is measured in newton.

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• 2.

### What is the unit of force?

• A.

Kilogram

• B.

Gram

• C.

Newton

• D.

Joule

C. Newton
Explanation
Force is measured in Newton.

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• 3.

### Which of the following is not an effect of force?

• A.

Force can change the direction of an object.

• B.

Force can change the shape of an object.

• C.

Force can increase the speed of a moving object.

• D.

Force can reduce the mass of an object.

D. Force can reduce the mass of an object.
Explanation
Force can change the direction, shape, and speed of an object, but it cannot reduce the mass of an object. Mass is an intrinsic property of matter and is not altered by the application of force.

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• 4.

### What is the mass of a 53kg boy on the moon?

• A.

0.53 kg

• B.

53 kg

• C.

530 N

• D.

53 N

B. 53 kg
Explanation
Mass is the amount of material or substances in an object. It is the same wherever you go. The weight of a 53 kg boy on the moon would be approximately 8.83 kg. Note that mass remains the same regardless of the celestial body, but weight varies due to differences in gravitational acceleration.

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• 5.

### A girl has a mass of 70 kg. What is her weight on Earth?

• A.

700 N

• B.

70 N

• C.

70 kg

• D.

700 kg

A. 700 N
Explanation
The force of gravity on Earth is 10 newtons for every kilogram of mass. Weight on Earth = mass (kg) x 10.
70 x 10 = 700N.

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• Current Version
• Jun 28, 2024
Quiz Edited by
ProProfs Editorial Team
• Jun 02, 2010
Quiz Created by
Moetest9

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