S8P3 Review

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

• 0 s

• 10 s

• 15 s

• 20 s

How long did it take this object to travel back to its reference/starting point?

• 20 s

• 30 s

• 60 s

• 100 s

What is happening at A?

• Stationary (at rest, stopped)

• Accelerating

• Slower steady speed; moving away from the starting position

• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1

What is happening at D?

• 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

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

What is happening at B?

• Stationary
• Accelerating
• Slower steady speed; moving away from the starting position
• Steady speed; returning to start position

At 60 seconds, how far had this object traveled? 

• 0 m
• 10 m
• 20 m
• 40 m

Tags

NGSS.MS-PS3-1

How many times did this object come to a stop?

• once

• twice

• never

• four

Tags

NGSS.MS-PS3-1

What type of forces did this object experience?

• balanced forces - speed is always constant or stationary

• unbalanced forces - speed increases and decreases

• opposing forces

Tags

NGSS.MS-PS2-2

The graph shows how the SPEED of an object changed over time. During which segments of this graph were the forces acting on the object balanced?

• R only

• Q and S

• R and T

• R, S and T

Tags

NGSS.MS-PS3-1