Motion Graphs: Physics Style

The speedometer on your car tells you

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

The rate at which velocity changes is called 

• motion
• average speed
• instantaneous speed
• acceleration

Tags

NGSS.HS-PS2-1

Acceleration of an object happens when things ________

• slow down
• go faster
• change direction (turn)
• All of the above

Tags

NGSS.HS-PS2-1

What is happening between 2 and 3 seconds?

• The object is not moving.
• The object is not accelerating.
• The object is slowing down.
• The object is speeding up.

Tags

NGSS.HS-PS2-1

What is happening between 3 seconds and 4 seconds?

• The object is moving in a negative direction.
• The object is returning to its starting position.
• The object is slowing to a stop.
• The object is changing direction.

What happens at 4 seconds?

• The object changes direction.
• The object is at the starting point.

What is happening between 4 and 5 seconds?

• The object is slowing down in a negative direction.
• The object is slowing down in a positive direction.
• The object is slowing down in a negative direction.
• The object is speeding up in a negative direction.

Tags

NGSS.HS-PS2-1

The red line shows...

• A stationary object.
• An object with constant velocity.

Which lines show slowing down during the whole time?

• orange and green
• blue and pink
• just orange
• just green

Which lines show a change in direction?

• Green only
• Blue and red
• orange and pink
• green and pink