Harnessing human energy Flashcards

1
Q

whenever something moves or changes

A

it has energy

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2
Q

when something is moving…

A

it has kinetic energy

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3
Q

when something has the ability to make things move or change in the future…

A

potential

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4
Q

nothing creates energy because…

A

if something has energy the energy must have been transferred from something else

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5
Q

Energy can be…

A

transferred from one object to another, and converted from one type to another

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6
Q

kinetic energy is

A

the energy and object has because it is moving

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7
Q

Potential energy is

A

the energy that is already stored in an object or system

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8
Q

light energy is

A

energy composed of lightwaves

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9
Q

general definition of energy is

A

the ability to make things move or change

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10
Q

a scientific argument is composed of

A

a claim, evidence, reasoning and a question

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11
Q

a system is a set of interacting parts forming a complex whole

A

true

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12
Q

transfer

A

to move from one object to another or one place to another

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13
Q

convert

A

to change from one type to another

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14
Q

evidence

A

Information about the natural world that is used to support or go against a claim

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15
Q

A Scientific Argument.

A

A claim supported by evidence

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16
Q

generator

A

A machine that can convert kinetic energy into electrical energy

17
Q

system

A

“A set of interacting parts forming a complex whole

18
Q

model

A

“An object, diagram, or computer program that helps us understand something by making it simpler or easier to see

19
Q

Nothing Creates energy. If something has energy, the energy must have been transferred from something else.

A

true

20
Q

If someone eats something, does it have energy?

A

yes