Average Speed and Motion

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s

• 1000 m/s

• 100 seconds

• 10 seconds

Tags

NGSS.MS-PS3-1

What two measurements are necessary for calculating speed?

• Mass and time

• Temperature and mass

• Mass and distance

• Distance and time

What is the speed of a car that travels 400 m in 20 minutes?

• 20 miles/hr

• 20 m/min

• 800 m/min

• 200 miles/hr

Tags

NGSS.MS-PS3-1

What is the speed of a man who runs 10 miles in 1 hr?

• 20 miles

• 10 m/min

• 10 miles/hr

• 20 hrs

• A

• B

• C

• D

Tags

NGSS.MS-PS3-1

The table shows the motion data for two objects during two trials of an investigation.

What object travels at the greater average speed?

• object 1, because it travels the greater distance per unit of time

• object 2, because it travels the longer amount of time

• object 1, because it travels the shorter amount of time

Tags

NGSS.MS-PS2-2

Find the average speed from 30 to 60 minutes on this graph. (Hint: distance traveled during time range /divided by time)

• 0.03 km/min

• 0.05 km/min

• 0.67 km/min

• 0.07 km/min

Tags

NGSS.MS-PS3-1

Allen travels 100 km in 5hrs. Find his average speed in km/h

• 5km/hr

• 10km/hr

• 50km/hr

• 20km/hr

A truck driver drove his truck for 5 miles. She drove that distance in a total of 20 minutes. What was the truck driver's average speed?

• 4 miles per minute

• 0.25 miles per minute

• 5 miles per minute

• 0.5 miles per minute

Tags

NGSS.MS-PS3-1

The table shows the motion data for two objects during two trials of an investigation.

Which object travels at the greater average speed?

• Object 1, because it travels the greater distance per unit of time

• Object 2, because it travels the shorter amont of time

• Object 2, because it traves the shortr distance per unit of time

Tags

112.27.b.7.A