Calculating Speed and Motion Graphs

What does this graph represent?

• Constant speed

• Acceleration

• Not moving

What is the speed of this object at 3 seconds?

• 5 m/s

• 45 m/s

• 5 s/m

• 45 s/m

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

A girl on a bike rides down a hill 500 meters long in 50 seconds. What is her speed?

• 100 m/s

• 10 m/s

• 1,000 m/s

• 10 mph

Tags

NGSS.MS-PS3-1

What is the speed of a jet plane that travels 528 meters in 4 seconds ?

• 140 m/s

• 132 mph

• 142 mph

• 132 m/s

Tags

NGSS.MS-PS3-1

During which interval is the object traveling at a constant velocity?

• B to C

• D to E

• F to G

• it traveling at a constant velocity during all of the intervals shown.

Tags

NGSS.MS-PS3-1

Which is correct?

• speed = distance x time

• speed = speed divided time

• speed = distance divided by time

• speed = time x speed

What is the BEST definition of acceleration?

• a decrease in speed

• an increase in speed

• a change in direction

• a change in velocity

How long did it take this object to travel 10 m?

• 0 s

• 10 s

• 15 s

• 20 s

Tags

NGSS.MS-PS3-1

What is happening at C?

• Stationary

• Accelerating

• Fast steady speed; moving away from the starting position

• Slower steady speed; moving away from the starting position

Tags

NGSS.MS-PS3-1