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Science > Energy > Flashcards

Energy Flashcards

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0
Q

Kinetic Energy

A

The energy of an object due to its motion

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1
Q

Energy

A

The capacity to do work

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2
Q

Potential energy

A

The energy that an object has because of the shape, position, or condition of the object

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3
Q

Elastic potential energy

A

A stretched object has elastic. Potential energy

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4
Q

Gravitational potential energy

A

The amount of potential energy an object has due to gravity/height from the ground

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5
Q

Mechanical energy

A

The amount of work and an object can do because of its kinetic and potential energy

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6
Q

Thermal energy

A

The Kinetic energy of a substance’s atoms

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7
Q

Chemical energy

A

The energy of a compound that changes as it’s atoms are rearranged

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8
Q

Electrical energy

A

Energy of moving electrons

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9
Q

Sound energy

A

Caused by an object’s vibrations

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10
Q

Light energy

A

Produced by the vibrations of electrically charged particles

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11
Q

Nuclear energy

A

The energy that comes from changes in the Nucleus

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12
Q

Energy conversion

A

A change of one form of energy to another

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13
Q

Photosynthesis

A

Uses light energy to make new substances that have chemical energy

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14
Q

Friction

A

The force that opposes motion between two surfaces that are in contact

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15
Q

Closed system

A

A group of objects that only transfer energy to one another

16
Q

Law of conservation of energy

A

The law that states that energy cannot be created or destroyed but change from one form to another

17
Q

Perpetual motion

A

Puts as much energy out as it takes in

18
Q

Energy efficiency

A

A Comparison of the amount of energy before a conversion with the amount of useful energy after a conversion

19
Q

Aerodynamic

A

If something is aerodynamic, it reduces friction between the object and surrounding air

Science (7 decks)

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