Law of gravity — task. Science CBSE, Class 9.

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Choose the best option:

1. The unit of gravitational constant is ________ .

$N m^{1} {kg}^{- 2}$
$N m^{3} {kg}^{- 5}$
$N m^{2} {kg}^{- 2}$
$A m^{3} {kg}^{- 2}$

2. The value of G is _________ .

same everywhere in the universe
same on earth
same on moon
varies from place to place

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