Homework 2

This is a velocity-time graph.  What is the object doing in segment C?

• Positive acceleration
• Negative acceleration
• Constant Velocity
• Not moving

Tags

NGSS.HS-PS2-1

What is happening at E?

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

Tags

NGSS.HS-PS2-1

What is occurring on this graph?

• slowing down in the positive direction

• moving at a constant speed in the positive direction

• positive change in momentum

• positive net force

This graph represents slowing down in the positive direction then speeding up in the positive direction.

• 
• 
• 
• 

Tags

NGSS.HS-PS2-1

Which runner won the race?

• A
• B
• C

Which runner had a head start?

• A
• B
• C

What is this line of this graph showing?

• moving away from starting point at a constant speed

• moving back towards the starting point at a constant speed

• acceleration (getting faster)

• deceleration (getting slower)

Tags

NGSS.MS-PS3-1

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

• 0 s
• 10 s
• 15 s
• 20 s

Which line represents an object moving at a faster speed?

• A
• B

Which line represents an object moving at a slower speed?

• A
• B

Tags

NGSS.MS-PS3-1