pushkarkumarmaht
Quiz by , created more than 1 year ago

laws of motion. momemtum. action and reaction. tissues. cells. chemistry

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pushkarkumarmaht
Created by pushkarkumarmaht over 8 years ago
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science for class 9

science for class 9

Question 1 of 5

1

Newton's first law states:

Select one of the following:

  • momentum

  • inertia

  • action and reaction

  • unbalanced force

Explanation

Question 2 of 5

1

action and reaction cancel each other if applied same force.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 5

1

what is the C.G.S. unit of force ?

Select one or more of the following:

  • joule

  • dyne

  • ampare

  • ohm

Explanation

Question 4 of 5

1

what is the acceleration produced by a force of 12 newton exerted on an object of mass 3 kg ?

Select one of the following:

  • - 5 m/s square

  • -4 m/s square

  • 4 m/s square

  • - 24 m/s square

Explanation

Question 5 of 5

1

evaporation is a ___________________ phenomenon.

Select one of the following:

  • bulk

  • surface

  • solid

  • compact

Explanation

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