Physics Unit Review

Describe the motion of object A

• Forward Constant velocity

• Forward Slowing Down

• Backward Slowing Down

• Forward Speeding Up

Tags

NGSS.HS-PS2-1

Describe the motion of object B

• Forward Constant velocity

• Forward Slowing Down

• Backward Slowing Down

• Forward Speeding Up

Describe the motion of object C

• Forward Constant velocity

• Forward Slowing Down

• Backward Slowing Down

• Forward Speeding Up

Describe the motion of object D

• Forward Constant velocity

• Forward Slowing Down

• Backward Slowing Down

• Backward Constant Velocity

Consider the position vs. time graph below for cyclists A and B.

Do the cyclists start at the same point?

• Yes

• No

At t= 7s, which cyclist is ahead?

• A

• B

Which cyclist is travelling faster at t = 3s?

• A

• B

Are their velocities equal at any time?

• Yes

• No

Tags

NGSS.HS-PS2-2

What is happening at the intersection of lines A and B?

• The cyclists stop

• The cyclists speeds are equal

• The cyclists are at the same position at the same time.

Tags

NGSS.MS-PS3-1

What is the velocity of the object that created the position vs. time graph?

• 10 m/s

• 8.3 cm/s

• 8.3 m/s

• 60 m