Write true or false for the following statements

Acceleration is defined as the rate of change of velocity.

Write true or false for the following statements

A motion is said to be uniform, if $x \propto t^{2}$

The position$-$time graph for the motion of a car is given below

$(i)$ How far the car tavelled in the time interval $2$ to $6 s ?$

$(ii)$ During which interval of time its speed was more?

$(iii)$ Calculate the average speed of the car.

Name the physical quantities denoted by

$(i)$ The slope of the distance$-$time graph.

$(ii)$ The area under velocity$-$time graph.

$(iii)$ The slope of velocity$-$time graph.

A body can have zero average velocity but not zero average speed. Justify giving an example.

What kind of motion of a body is represented by the graphs given below ?