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7
i
What is Energy? 4 ~
17
°The ability to make
things move
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move? ۱
Then you have energy... =
¢...but there are seven
different kinds of energy...
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salah رت ره
۰۱/۲۵ holds atoms in
molecules together -
۰00 06 ۲6۱6۵۵560 ۷
chemical reactions like
burning wood
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و لك لس |
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Electrical 2۱۹09۷
°*The movement of 35
electrons through matter
¢Electricity is a form of
electrical energy
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۱
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1
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Heat Energy 72
1
vibration, of atoms in 5
matter
°The faster the atoms
vibrate the more heat
energy they have
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Light Energy
The energy [۳ لزه مع ۱
light -
eYes, whenever you are
looking at light, you are
looking at energy
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Corbis.com
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Mechanical Ener
1/۱
°The energy of MOT}
things
eWhen you ride a bike you
use mechanical energy
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١
bal ١
ae
0۳
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Corbis.com
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Nuclear Energy -
*Holds protons and |
neutrons together in an=
atom’s nucleus
°Powers the sun and
nuclear power plants
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Corbis.com
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Corbis.com
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Sound Energy
۱ 02
eVibrates air molecules
¢The air molecules move tiny
bones in your ear
°The message of sound then
moves to your brain
°Can also vibrate objects
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Corbis.com
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یه
| tom 11۳
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Energy can be char
۱۱ ما لمطتاه؟ عصه ورزه 7 /
another 2
*Chemical energy in
gasoline is changed to
heat energy and then to
mechanical energy ina
car
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