NGSS.3-PS2-1

Which of the following objects has the least acceleration?

• a. an empty shopping cart pushed with a hard force
• b. a full shopping cart pushed with a hard force
• c. an empty shopping cart pushed with a light force
• d. a full shopping cart pushed with a light force

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NGSS.3-PS2-1

Any time the forces are unbalanced, an object will remain at rest. True or false?

• true
• false

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NGSS.3-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.3-PS2-1

What is a force?

• a push or pull
• speed or acceleration 
• potential or kinetic energy
• balanced or unbalanced force

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NGSS.3-PS2-1

Las fuerzas no pueden hacer que un objeto parado se ponga en movimiento.

• Verdadero 
• Falso

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NGSS.3-PS2-1

Wylie Coyote is not trying to skate, so what force is helping him move so gracefully?

• Gravity

• Magnetism

• Friction

• energy

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NGSS.3-PS2-1

An object at rest is said to have a(n)

• balanced force

• unbalanced force

• no force

• net force

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NGSS.3-PS2-1

If 2 football players with different masses run into each other, which of the following explains what would happen? (Select all that apply)

• both players would accelerate at the same rate

• The more massive person would accelerate more

• The would fall in the direction the more massive person was going

• The person with more mass would fall forward while the person with less mass would fall backward

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NGSS.3-PS2-1

What might happen to an object sitting on top of a speaker if loud music is played through the speaker?

• Absolutely nothing would happen to the object.

• The object could move due to the vibrations of the sound.

• The object could appear a different color because the sound is absorbed.

• The object could stop the sound from being transmitted out of the speaker because sound cannot travel through a solid.

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NGSS.3-PS2-1

If two toy trucks are pushed with the same force, Which one will move the longest distance?

• The one with more mass

• The one with less mass

• The mass will make no difference

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NGSS.3-PS2-1