KE and PE Test Review

What is the formula for speed?

• Speed = time/distance

• Speed = distance/time

• KE = 1/2 x Mass x Speed^2

• Speed = distance x time

What is stored energy?

• Potential Energy

• Kinetic Energy

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The energy of motion

• Kinetic Energy

• Potential Energy

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A scientific law stating that energy cannot be created or destroyed.

• The Law of Potential Energy

• The Law of Kinetic Energy

• The Law of Conservation of Energy

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As speed increases, kinetic energy

• Increases

• Decreases

• Stays the same

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The roller coaster car pictured here has

• 100% Potential Energy

  0% Kinetic Energy

• 75% Potential Energy

  25% Kinetic Energy

• 50% Potential Energy

  50% Kinetic Energy

• 0% Potential Energy

  100% Kinetic Energy

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Which number shows kinetic energy at its maximum?

• three

• two

• four

• five

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Stored energy or energy due to its position is called

• mechanical energy

• potential energy

• kinetic energy

• thermal energy

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Which of the following objects has kinetic energy?

• A lamp that is turned off

• A bike parked at the top of a hill

• a ball thrown across the yard

• Fallen leaves laying on the ground below a tree

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Which letter shows where potential energy is maximum?

• Y

• W

• X

• Z

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