Speed, Velocity and Acceleration

Which of the following is a unit of speed ?

• sec

• mi

• m/s

• min

Tags

NGSS.MS-PS3-1

What does this graph represent?

• Constant Speed

• Acceleration

• Deacceleration

• Not moving

Tags

NGSS.MS-PS3-1

Velocity is speed with __________________________.

• a unicycle helmet

• direction

• fight

The clown walked 27 feet in 9 seconds. what was his speed?

• 18 feet/sec

• 243 feet/sec

• 36 feet/sec

• 3 feet/sec

Changing the speed and changing the direction of your bicycle are both examples of acceleration.

• TRUE

• FALSE

You ride your bike in a straight line at a constant speed of 10 km/h.

• Acceleration occurred because speed increased.

• Acceleration did not occur because neither speed nor direction changed.

• Acceleration occurred because you changed directions.

• Acceleration occurred because speed decreased.

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

• Return Home (negative slope)

Tags

NGSS.MS-PS3-1

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

• Return Home (negative slope)

Tags

NGSS.MS-PS3-1

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

• Return Home (negative slope)

Tags

NGSS.MS-PS3-1

At 60 seconds, how far had this object traveled?

• 0 m

• 10 m

• 20 m

• 40 m

Tags

NGSS.MS-PS3-1