A diver in a swimming poole wants to signal his distress to a person lying on the edge of the pool by flashing his water proof flash light

A diver in a lake wants to signal his distress to a person sitting on the edge of the lake flashing his waterproof torch. He should direct the beam

A man at the bottom of a pool wants to signal to a person lying at the edge of the pool. The man should beam his water proof light ___________ .

A diver in a swimming pool bends his head before diving. It

A diver in a swimming pool bends his head before diving, because it

A diver in a swimming pool bends his head before diving, because it

Suppose you are inside the water in a swimming pool near an edge. A friend is standing on the edge. Do you find your friend taller or shorter than his usual height ?

Suppose you are inside the water in a swimming pool near an edge. A friend is standing on the edge. Do you find your friend taller or shorter than his usual height ?

Suppose you are inside the water in a swimming pool near an edge. A friend is standing on the edge. Do you find your friend taller or shorter than his usual height ?