Graphs of Motion, Velocity & Acceleration

What is the acceleration of the object during the first 2 seconds?

• 0.5m/s²
• 1.0 m/2²
• 1.5 m/2²
• 2.0 m/s²

Tags

NGSS.HS-PS2-1

A car accelerates from a standstill to 70 m/s in 10 seconds.  What is the acceleration?

• 0.7m/s²
• 7m/s²
• 14m/s²
• none of the above

Tags

NGSS.HS-PS2-1

A roller coaster accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Tags

NGSS.HS-PS2-1

What is happening in this graph from point B to C?

• The object is going down a hill.
• The object is returning to its starting location.
• The object is slowing down.
• The object is staying still.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

What is happening in the graph from point O to A?

• The object is moving SLOWLY
• The object is moving FAST
• The object is NOT moving
• The object is accelerating

Tags

NGSS.HS-PS2-1

What is happening in this graph from point A to B?

• The object is accelerating.
• The object is not moving.
• The object is decelerating.
• The object is moving at a constant speed.

Tags

NGSS.HS-PS2-1

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.