Speed Velocity and Acceleration

Front

km/hr is a unit for...

Back

Speed

Front

A description of the speed and direction of an object's motion

Back

Velocity

Front

What is speed?

Back

How much distance is covered over a period of time

Front

What is the formula to calculate speed?

Back

Speed = distance/time

Front

An object is _____ if its position changes relative to another object.

Back

in motion

Front

What is acceleration?

Back

The rate of change of velocity of an object over time.

Front

What is the unit of acceleration?

Back

m/s² (meters per second squared)

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).

Front

What does a speed-time graph represent?

Back

It shows how speed changes over time.

Front

What is a frame of reference?

Back

A system for specifying the precise location of objects in space and time.