Energy Forms and Changes Quiz Retake

Which type of energy has to do with objects in motion?

• Potential

• Kinetic

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Food is an example of __________ energy.

• Kinetic

• Thermal

• Chemical

• Potential

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Melting ice cream is an example of _________________ energy.

• Thermal

• Potential

• Electric

• Kinetic

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If a football player wants to become better at tackling by increasing their kinetic energy, how can the player do this? Pick TWO choices.

• Increasing their height

• Decreasing their velocity

• Increasing their mass

• Increasing their velocity

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What kind of energy does this device use?

• Chemical
• Electrical
• Thermal
• Chemical

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When energy changes from one form to another, we call it a _______________.

• transformation

• creation

• expiration

• compilation

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What is the SI unit of measurement for energy?

• Watts

• Joules

• Newtons

• Meters

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

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

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NGSS.HS-PS3-2

Calculate the kinetic energy of a moving 4.0 kg object traveling at a velocity of 3.0 m/s.

KE = 1/2mv²

• 18 J
• 36 J
• 12 J
• 6 J

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How much kinetic energy does a moving 6.0 kg object have if it moves with a velocity of 3.0 m/s?

KE = 1/2mv²

• 27 J
• 18 J
• 9 J
• 2 J

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