Law of Conservation of Energy

Energy can be created.

• True
• False

Energy cannot be destroyed.

• True 
• False

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NGSS.HS-PS3-2

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed 
• Energy cannot be created or destroyed, it can only transformed
• Energy can't be created, destroyed or transformed

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NGSS.MS-PS3-5

According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?

• The total amount of energy is conserved
• The total amount of energy is less after a reaction
• The total amount of energy is more after a reaction

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The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed

• Energy cannot be created or destroyed, it can only transformed from one form to another form

• Energy can't be created, destroyed or transformed

• All the above

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NGSS.HS-PS3-3

Energy can not be created nor destroyed.

• Newton's Laws of Motion

• Big Bang Theory

• The Law of Conservation of Momentum

• The Law of Conservation of Energy

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NGSS.HS-PS3-1

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

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NGSS.4-PS3-2

What type of heat transfer takes place when you touch a warm mug of hot chocolate?

• Radiation

• Convection

• Conduction

• None of the above

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Conduction requires

• Electricity

• the electromagnetic spectrum and particles

• air or water flow

• direct contact

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NGSS.HS-PS3-4

A group of friends gather around a fire to stay warm. This is an example of ________.

• conduction

• convection

• radiation

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NGSS.HS-PS3-4

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