Speed, Velocity & Acceleration

Front

Which of the following is a unit of speed?

Back

km/hr

Front

Changes in our speed, direction or both are called _________.

Back

acceleration

Front

Velocity = _______________

Back

Speed + direction

Front

If you slow down on your bicycle, you accelerate. TRUE or FALSE?

Back

TRUE

Front

What is the definition of velocity?

Back

The speed of an object in a particular direction

Front

What is speed?

Back

The distance traveled per unit of time.

Front

What is the formula for calculating acceleration?

Back

Acceleration = (Final Velocity - Initial Velocity) / Time

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity; velocity is a vector quantity that includes direction.

Front

What is a common unit of acceleration?

Back

m/s² (meters per second squared)

Front

What does a negative acceleration indicate?

Back

It indicates a decrease in speed, also known as deceleration.