Linear Motion (2)

S.I unit for average speed

metre per second (ms⁻¹)

Acceleration (2)

Is define as the rate of change of velocity

Acceleration (2)

A body or object which experiences a change in velocity is said to have acceleration

Formula to calculate acceleration, a

S.I unit of acceleration

meter per second per second (ms-2)

Formula for calculating average speed

Formula to calculate speed

Speed = Distance/Time

Formula for calculating velocity

Velocity = Displacement/Time

Tool for determining the velocity and acceleration of a moving object

A ticker time

Photogate

A timing device used to measure very fast motion or short time intervals accurately