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Social Studies > Science Topic 3 > Flashcards

Science Topic 3 Flashcards

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1
Q

the ability to do work

A

energy

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2
Q

energy comes in forms including

A

electricity, light, sound

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3
Q

an object is in motion if…

A

it’s position changes compared to other objects

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4
Q

a force is..

A

a push or a pull

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5
Q

work is done anytime you ____ _____ on an object that causes the object to change it’s _______ in the same _______ in which you exert the ______.

A

exert force, motion, direction, force

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6
Q

rate at which work is done & it equals to the amount of work in a unit of time

A

power

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7
Q

force x distance

A

work

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8
Q

work/distance

A

force

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9
Q

work/time or force x distance/time or energy transferred/ time

A

power

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10
Q

the energy that an object possesses because of being in motion

A

kinetic energy

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11
Q

depends on both its speed and mass, the faster an object moves the more ____ ____ it has, increases as mass increases

A

factors affecting kinetic energy

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12
Q

kinetic energy of an object depends on both its _____ and its ____

A

speed, mass

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13
Q

the faster an object moves the more ______ _______ it has

A

kinetic energy

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14
Q

kinetic energy also _______ as mass _______

A

increases and increases

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15
Q

1/2 x mass x speed

A

kinetic energy

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16
Q

potential energy is _____ energy

A

stored

17
Q

potential energy can turn into ______ _______-

A

kinetic energy

18
Q

potential energy held by an object bc of its high position compared to a lower position

A

gravitational energy

19
Q

energy stored as a result of applying a force to deform an elastic object. the energy is stored until the force is removed and its object springs back to its original shape doing work in the process

A

elastic potential energy

20
Q

elastic potential energy is stored until the force is _________ and the object springs back to its original shape

A

removed

21
Q

examples of elastic energy

A

spring, trampoline, rubber band, bow and arrow

22
Q

mechanical energy- the energy an object has due to its _____, ________, ___________, or a combination of these factors

A

motion, shape, position

23
Q

an objects mechanical energy equals the total of its ________ and ________ energy

A

kinetic, potential

24
Q

potential energy stored in the nucleus that can be released through a nuclear reaction

A

nuclear energy

25
Q

a nucleus splits into smaller fragments. When it breaks apart, it releases energy

A

fission

26
Q

small nuclei combine to form a larger nuclei

A

fusion

27
Q

the total potential and kinetic energy of particles in an object

A

thermal energy

28
Q

more particle movement means more kinetic energy which means a ______ temperature

A

higher

29
Q

the transfer of energy into the thermal energy of an object

A

heat

30
Q

the form of potential energy bc it results from the compared position of the particles within a material. the particles held in those positions by __________ bonds. when these bonds are broken, energy is ________.

A

chemical energy, chemical, released

31
Q

the energy of _____ changes, different materials and particles can have different charges. these differences in charge can lead to the movement of electoral charge, a type on kinetic energy called _________.

A

electoral energy or electricity

32
Q

electromagnetic radiation

A

a form of kinetic energy that travels through space in waves

33
Q

potential energy

A

nuclear and chemical

34
Q

(kinetic energy)

A

electromagnetic

35
Q

both potential and kinetic energy

A

mechanical, thermal, electrical

36
Q

energy transferrmations occur when

A

one form of energy changes into another

37
Q

energy tranfermations can take place when

A

energy moves from one object to another

38
Q

the law of conservation of energy is when

A

one object looses energy other objects must gain it

39
Q

energy cannot be destroyed or created it is

A

conserved

Social Studies (7 decks)

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