energy – Flashcard
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elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors
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metalloids
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the ability to do work or cause change
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energy
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work is the transfer of_______
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energy
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energy is measured in _________
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joules
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2 general kinds of energy
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potential kinetic
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transfer of energy - the energy of motion/kinetos
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kinetic energy
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wheather the energy is kinetic or potential deponds on tis _________ and ________
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mass velocity
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kinetic energy __________ as mass__________
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increases
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has the potential 2 do work
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potential energy
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2 types of potential energy
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elastic potential energy gravitational potential energy
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potential energy associated withobjects that can be stretched or compressed
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elastic potential energy
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potential energy in objects that must be lifted rolled pushed etc.objects that can fall also have this
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gravitational potential energy
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some major forms off energy are:(6)
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mechanical thermal, chemical, electrical, electromagnetic, nucleor
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all atoms and molecules have this- when particles move they produce heat- the faster the particles the more heat they produce
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thermal energy
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energy in chemical bonds (atoms that are chemically connected such as H2O foods have this -you burn caleries, you produce this - when you burn anything youre breaking down chemical bonds
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chemical energy
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produced by moving changes of electricity
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electrical energy
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2 kinds of electrical energy
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static electricity
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where is electrical energy found in
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batteries or power lines
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energy that travels in waves - found in microwaves , radiation (uv,ir,etc.)
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electromagnetic energy
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potentiaal energy stored n the nucleous of an atom
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nucleous energy
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type of nuclear energy released whenatoms are split
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fission
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type of nuclear energy released when atoms are joined together
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fussion
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change
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convert
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change or transform
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conversion
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any formof energy can B converted nany other form
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energy conversion
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________________ is thermal energy
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body temp.
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chemical energy is converted into _____________ your brain uses to thnk
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electrical energy
