Distance time graphs

Which of these graphs do not show the object staying still?

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Tags

NGSS.MS-PS3-1

Which graph shows the object starting near 0 or at home?

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Which graph shows the object changing directions?

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Which graph (if any) shows the object moving at a constant speed, stopping, and then continuing to move in the same direction?

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• none of these

Tags

NGSS.MS-PS3-1

What is a plausible description of this graph?

• The object began moving away quickly at a constant speed. It stopped. It then turned to return at a constant speed.

• The object changed diections three times.

• The object began walking away slowly then began running away. Both were at constant speeds. It then turned and walked back to where it started.

• The object began moving away at a constant speed. It continued moving away, but slowed its speed. It then turned around and returned home at a speed that was probably in between the first two speeds.

Tags

NGSS.MS-PS3-1

What is a plausible story for this graph?

• A student was jogging from school to home. She stopped to tie her shoe and take a drink from her water bottle, then continued at the same pace as before.

• A student was jogging from school to home. She walked for a while, then continued jogging.

• A sled rider was going down a hill. The hill was steep at first, then kind of flat. At the end, it was steep again.

• A car was slowing down, then contued moving at a constant rate. Finally, it slowed to a stop,

Tags

NGSS.MS-PS3-1

All of the following graphs indicate a change in direction. Which graph show the object resting the most?

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Which graph shows the object moving the fastest when it first begins moving?

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Tags

NGSS.MS-PS3-1

At 60 seconds, how far had this object traveled? 

• 0 m
• 10 m
• 20 m
• 40 m

Tags

NGSS.MS-PS3-1

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Tags

NGSS.MS-PS3-1