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CBSE Class 8 Science Worksheet
Force and Pressure
What is the unit of pressure?
N/cm2
B)N/m2
C)N/kg2
D)None of the above
I. A boy throws a ball up in the air and it falls freely on the ground.
II. A horse pulls a cart and the cart moves forward.
III. A can is opened with the help of an opener.
IV. A magnet is demagnetized by hammering it.
In which of the given situations is indirect application of force involved?
I
B)II
C)III
D)IV
CBSE Class 8 Science Worksheet
Force and Pressure
Answers