ugh i want to finish this NOW!
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| solid | matter with definite shape and volume molecules are tightly compacted together very little kinetic energy
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| liquid | matter with definite volume but definite shape molecules are spread out more kinetic energy
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| gas | matter with no definite shape or volume molecules are spread out most kinetic energy
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| plasma | most common state in the universe
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| composition | elements combine to form a compound
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| decomposition | compounds break down into elements
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| law of conservation of mass | matter is neither created nor destroyed through any chemical reaction
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| oxidation | a chemical change which oxygen reacts with a substance
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| corrosion | a chemical reaction where oxygen reacts with a metal
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| rapid oxidation | form of oxidation that occurs quickly
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| synfuel | synthetic or man made fuels put together by other substances
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| nuclear reaction | a reaction where the nuclei or nucleus of an atom is changed giving of tremendous amounts of energy
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| radioactive elements | elements whose nucleus naturally break down
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| gamma rays | form of energy that you cannot see or feel but can pass through many materials
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| radiation | harmful particles of gamma rays given off by radio active particles
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| nuclear fission | large nuclei split apart to generate large amounts of energy
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| nuclear reactor | device that controls a nuclear reaction
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| core | controls the fuel
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| control rods | controls speed of reaction
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| liquid | carries away heat
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| sheilding | stops radiation from getting out
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| nuclear power plant | uses heat released in a nuclear reaction in the form of steam to create electricity
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| nuclear fusion | small nuclei come together to form a larger nucleus
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| matter | any thing that takes up space and has mass
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| model | a mental picture or figure
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| proton | a particle with positive charge
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| electron | a particle with negative charge
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| neutron | a particle with neutral charge
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| Bhor model | the planetary model of an atom
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| electron cloud model | model where the electrons move in all directions
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| elements | made of one kind of atom
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| periodic table | a table that contains info about the elements
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| family | a group of elements that have similar characteristics
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| metals | shiny can be shaped good conductors of electricity
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| non metals | not shiny cannot be shaped not good conductors of electricity
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| semi metals | shares properties of metals and non metals
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| noble gases | don't combine easily with other elements
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| energy level | the number of electrons in each level of an element
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| compound | substances formed when two or more elements combine chemically
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| chemical bonds | forces that hold atoms together in a compound
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| ion | atoms that have lost or gained an electron
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| molecule | particle formed by share of electrons
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| formula | a group of symbols that represent elements in a compound
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| chemical symbols | a letter that stands for a name of a element
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| organic compounds | compounds that contain carbon
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| organisms | any living thing
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| hydrocarbon | a compound made of ONLY hydrogen and carbon
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| polymer | an organic compound made of a chain of carbon atoms
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| monomer | part of a polymer
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| indicator | a dye that changes color when mixed with an acid or base
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| acid | turns blue litmus red and has a pH of 0-6
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| base | turns blue litmus to red and has a pH of 8-14
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| strong acids | pH of 1-3
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| weak acids | pH of 4-6
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| strong base | pH of 11-14
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| weak base | pH of 8-10
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| salts | formed when a acid is mixed with a base
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| neutralization | when a acid mixes with a base and forms salt or water
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Created by:
mestarpop
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