speed, velocity and acceleration

Front

What is speed?

Back

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

Tags

NGSS.MS-PS3-1

Front

What is velocity?

Back

Velocity is speed in a given direction.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity over time.

Tags

NGSS.MS-PS3-1

Front

What does a flat line on a distance-time graph represent?

Back

A flat line represents constant speed.

Front

What does a steep slope on a distance-time graph indicate?

Back

A steep slope indicates a higher speed.

Front

What is the formula to calculate speed?

Back

Speed = distance / time.

Tags

NGSS.MS-PS3-1

Front

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

Back

Speed = 100 m / 5 s = 20 m/s.

Tags

NGSS.MS-PS3-1

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 is the unit of speed?

Back

The unit of speed is meters per second (m/s).

Tags

NGSS.MS-PS3-1

Front

What does acceleration mean in terms of speed?

Back

Acceleration means an increase in speed over time.