Question

5) Area under a Vt graph represents a physical quantity which has the unit
a) m2 (b) m (c ) m3 (d) Ms-1
6) impulse is the other name of
a) inertia
b) mornenturn
c) force
d) change in momentum
7) the atmosphere is held to the earth by
a) gravity
b) clouds
c) wind
d) earth's magnetic field.


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Answer 1

Answer:

m3

Change in momentum

gravity

thanks