Physics
A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

The question is incomplete because the masses of the spheres are not given.
A will reach the ground first.
Both the spheres will reach the ground simultaneously.
B will reach the ground first.

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Physics
A drop of liquid assumes spherical shape because:

A sphere has the least surface area for a given volume
Intermolecular forces are strong in liquids
A sphere has the largest surface area for a given volume
Inter molecular forces are weak in liquids

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