Physics Motion

The rate of change in velocity over time is

• Scalar

• Speed

• Acceleration

• Motion

Rank from slowest to fastest,

• A B C
• B C A
• C A B 
• B A C

Tags

NGSS.MS-PS3-1

Which graph shows an object not moving?

• A
• B
• C
• D

Which graph shows an object moving at a constant rate?

• A
• B
• D
• E

Tags

NGSS.MS-PS3-1

Which graph shows an object increasing speed?

• A
• B
• D
• E

Tags

NGSS.MS-PS3-1

Which graph shows an object going back to the start position?

• A
• B
• C
• D

Which graph shows an object accelerating?

• All except A

• D only

• D and E

• B,D and F

Which graph shows an object slowing down?

• A
• B
• C
• E

Tags

NGSS.HS-PS2-1

A car starts from a stoplight and is traveling with a velocity of 10 m/sec east in 20 seconds.  What is the acceleration of the car?

• .5 m/s/s
• .5 m/s
• 2 m/s/s
• 2 m/s

Tags

NGSS.HS-PS2-1

The speedometer on your car tells you

• average velocity
• instantaneous velocity
• average speed
• instantaneous speed