Question

Study the entries in the following table and rewrite them by putting the connected items in the single row:

Hint:

Remember: Weight depends on the gravitational pull, and the acceleration due to gravity is constant in the universe, while the gravitational constant varies with location.

Answer 1

- (a) Weight: The unit of weight is m/s² and it is zero at the centre.
- (b) Acceleration due to gravity: Its unit is Nm²/kg², and it is same in the entire universe.
- (c) Gravitational constant: Its unit is N, and it changes from place to place.