What is the acceleration of free fall?

Gravitational force on the surface of the moon is only $\frac{1}{6}$ as strong as the gravitational force on the earth. What is the weight in newtons of a $10\, kg$ object on the moon and on the earth?

In what direction does the buoyant force on an object immersed in a liquid act?

$A$ stone is allowed to fall from the top of a tower $100\, m$ high and at the same time another stone is projected vertically upwards from the ground with a velocity of $25\, m/s$. Calculate when and where the two stones will meet.

Why is the weight of an object on the moon $\frac{1}{6}^{th}$ its weight on the Earth?

Why will a sheet of paper fall slower than one that is crumpled into a ball?