Pakistan study notes for Matric, Intermediate, B.A, B.COM BSC, M.A, BCS. Free Pakistani Urdu educational school, colleges and University notes.

DYNAMICS, MOTION, REST, DISTANCE, POSITION

DYNAMICS:

The branch of Physics that deals with the cause of motion and how they effect the motion.

 

MOTION:

When the body keeps on changing its position with respect to its surroundings then it is said to be in the state

Examples:

1.         Motion of cars, humans, insects, birds, clouds etc.

 

REST

When the body doesn’t change its position with respect to its surroundings, then it is said to be in the state of rest.

Examples:

A book lying on the table.

DISTANCE:

A scalar quantity, which signifies the length between two fixed points, is called distance.

 

POSITION

The distance and direction of a body from a fixed point shows its position.

 

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