The change in an object’s position with respect to time and in comparison to the position of other objects used as reference points.

• motion

• speed

• velocity

• acceleration

the measurement of the force of gravity on an object

• mass

• speed

• weight

• motion

energy cannot be created or destroyed, only transferred

• Law of conservation of matter

• Law of conservation of energy

• Law of energy transfer

• Law of the universe

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

energy of motion

• kinetic energy

• potential energy

• movement

• work

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NGSS.MS-PS3-4

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The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

As mass increases, KE ...

• increases
• decreases
• stays the same

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NGSS.MS-PS3-4

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Calculate the kinetic energy of a moving 4 kg object travelling at a velocity of 3 m/s.

• 18 J
• 36 J
• 12 J
• 6 J

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?

• 27 J
• 18 J
• 9 J
• 2 J

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

What is potential energy?

• The energy an object has due to its atomic structure.

• The energy an object has due to its chemical composition.

• The energy an object has due to its motion.

• The energy an object has due to its position or condition.

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NGSS.MS-PS3-2

When does an object have no kinetic energy?

• When it's at rest.

• When it's moving very slowly.

• When the only force that's acting on it is gravity.

• When it has no electrical charge.