NGSS.MS-PS2-1

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

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NGSS.MS-PS2-1

A large box slides across a frictionless surface with a velocity of 12 m/s and a mass of 4 kg,  collides with a smaller box with a mass of 2 kg that is stationary.  The boxes stick together. What is the velocity of the two combined masses after collision?

• 0 m/s
• 4 m/s
• 8 m/s
• 12 m/s

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NGSS.MS-PS2-1

What will the net force on the soccer ball be?

• 50 N to the left
• 50 N to the right
• 200 N to the left
• 200 N to the right

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NGSS.MS-PS2-1

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

The illustration shows a person removing the lid from a crate with a crowbar. Which statement describes the force on the crowbar and the motion of the lid? 

• As the crowbar is pushed down, the lid moves down.
• As the crowbar is pushed down, the lid moves up.
• As the crowbar is pulled up, the lid moves down. 
• As the crowbar is pulled out, the lid moves up. 

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NGSS.MS-PS2-1

Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar
• Equal and opposite
• Equal and different
• Greater and opposite

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NGSS.MS-PS2-1

A vehicle designed to propel itself by ejecting exhaust gas from one end

• shuttle

• rocket

• satellite

• probe

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NGSS.MS-PS2-1

True or False? The third law of motion states that for every action there is an equal and opposite re-action.

• True

• False

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NGSS.MS-PS2-1

Newton's third law of motion can best be described as:

• what goes up must definitely - or eventually - come down.

• for every action there is an equal but opposite reaction.

• something that can only be explained using calculus.

• how & why rockets work in the airless vacuum of space.

Tags

NGSS.MS-PS2-1

Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar

• Equal and opposite

• Equal and different

• Greater and opposite

Tags

NGSS.MS-PS2-1