Scalar quantities have only magnitude (size). For example, 11 m and 15 m s-1 are both scalar quantities.

A red and a blue snooker ball both have a mass of 160 g. They collide with speeds and directions as shown in this diagram. The following steps show you how to calculate the velocity of the red ball ...

The equation form for the third law of motion is as follows:FA = -FB Some everyday examples and applications are as follows: Swimming pool: While swimming, when you push back on the water with your ...