Physics

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

What is velocity?

• the quickness of an object
• the location of an object
• acceleration
• speed in a specific direction

What would the d-t graph look like for an object travelling at a constant velocity? 

• Horizontal line
• Straight line
• Curved line

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NGSS.MS-PS3-1

What happened during the last second?

• slowing down
• moving backward and slowing down
• moving backward at a constant speed
• none of these

when did the object stayed still?

• first 10 seconds
• first 20 seconds
• 20th ~30th seconds
• 30th~40th seconds

Tags

NGSS.MS-PS3-1

Acceleration is

• increasing speed
• decreasing speed
• changing direction
• all of the above

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NGSS.MS-PS2-2

What is Newton's First Law known as? The Law of

• Friction
• Mass
• Inertia
• Gravity

Which has more Inertia? (so need more force to move) 

• Truck
• Ant
• A cat
• A skateboard

Tags

NGSS.MS-PS2-2

Which type of force(s) will cause a change in an object's motion?

• gravity
• zero net force
• balanced forces
• unbalanced forces

Tags

NGSS.MS-PS2-2

What is the name for a push or pull?

• A movement
• A force
• Speed
• Density

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1