Speed and Velocity

Front

What is speed?

Back

Speed is how much distance is covered over a period of time.

Front

You roll a tennis ball a distance of 18 meters it takes 6 seconds to cover the distance. What is the average speed of the tennis ball?

Back

3 m/s

Front

What is velocity?

Back

Velocity is speed in a specific direction.

Front

Velocity is both ____ and _____.

Back

speed, direction.

Front

What is the formula to calculate speed?

Back

S = d/t

Front

What is the unit of speed in the metric system?

Back

Meters per second (m/s).

Front

If a car travels 100 meters in 5 seconds, what is its speed?

Back

20 m/s

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 it mean if an object has a constant speed?

Back

It means the object covers equal distances in equal intervals of time.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity over time.