Energy, Motion, and Forces...Oh My...

How much force will it take to raise the weight on the pulley?

• 50 newtons
• 125 newtons
• 100 newtons
• 75 newtons

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

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What kind of energy does this roller coaster car have because it is in motion?

• chemical energy
  
• light energy
  
• mechanical energy
• electrical energy

Tags

NGSS.MS-PS3-1

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Which of Newton's Laws says that an object in motion will remain in motion unless acted on by a force?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

Which of Newton's Laws says that for every action, there is an equal but opposite reaction?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

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NGSS.MS-PS2-1

 Why is the cloth in the middle not moving?

• Force A is stronger
  
• Force B is stronger
• Force A and Force B are the same direction
  
• Force A is equal to Force B

Tags

NGSS.MS-PS2-1

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Which of Newton's Laws explains why it's harder to push a wagon full of rocks rather than an empty wagon?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

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NGSS.MS-PS2-2

Which of Newton's Laws is also called the law of inertia?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

Which of Newton's Laws says that objects with greater mass require more force to accelerate them?

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

Tags

NGSS.MS-PS2-2

If Miss McCarthy uses 10 N of force to lift a heavy box, and gravity pulls on the box with 3 N of force, what is the net force on the box?

• 13 N

• 7 N

• -13 N

• 0 N

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NGSS.MS-PS2-2

If Miss McCarthy is dragging a heavy box across the floor with 5 N of force, and the frictional force is 3 N, what is the net force on the box?

• 0 N

• 8 N

• 2 N

• 6 N

Tags

NGSS.MS-PS2-2