Force and Pressure [NSO Level 1- Science Olympiad (SOF) Class 8]: Questions 1 - 5 of 71

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Question number: 1

» Force and Pressure

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Question

Frictional force is applied in the direction of

Choices

Choice (4)Response

a.

Opposite to the object

b.

The object

c.

Downwards

d.

None of the above

Question number: 2

» Force and Pressure

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MCQ▾

Question

Select the situations where we push things to change the state.

Choices

Choice (4)Response

a.

Moving a heavy log by an elephant

b.

Moving a table from one room to another

c.

Moving a motorcycle with empty petrol tank

d.

Both b. and c. are correct

Question number: 3

» Force and Pressure

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Question

The pressure exerted by water in a reservoir with height at its bottom would be

Choices

Choice (4)Response

a.

1500 Pascal

b.

147 Pascal

c.

1470 Pascal

d.

150 Pascal

Question number: 4

» Force and Pressure

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Question

A porter ties a cloth around his head while carrying the load. The intention of this action would be

Choices

Choice (4)Response

a.

To increase the supporting area

b.

To decrease the supporting area

c.

To reduce the pressure

d.

Both b. and c. are correct

Question number: 5

» Force and Pressure

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MCQ▾

Question

Force may change the direction of moving objects. Which of the following is an example of this statement?

Choices

Choice (4)Response

a.

Catching a cricket ball

b.

Kicking a football

c.

Hitting with hammer on an aluminium vessel

d.

Bouncing of a ball after hitting on a wall

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