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Study
Science Review Section 6.1-6.3
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anything that takes up space and has mass
matter
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the tiny particles that swarm at tremendous speed around the nucleus of an atom
electrons
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the simplest kind of atom, with only a single electron whirling around a single proton
hydrogen
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the amount of matter (mass) in one unit of volume
density
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the study of what substances are made of, and how one substance can be changed into another
chemistry
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anything lacking in an electrical charge
neutral
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the tiny particles that matter is composed of
atoms
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The most abundant element in the earth's crust
oxygen
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the units in which mass is measured
grams and kilograms
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the two types of particles which make up the nucleus of an atom
protons and neutrons
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name for the number of protons in an atom
atomic number
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The most abundant element in your body
oxygen
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the transuranium element that is the most abundant
Plutonium
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the tiny, extremely dense core at the center of an atom
nucleus
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a substance that is made of only one type of atom
element
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The most abundant element in the universe as a whole
hydrogen
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the element with the lowest atomic number
hydrogen
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the symbol for hydrogen, oxygen, and chlorine
H;O; CL
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What is the difference between mass and weight?
Mass is the amount of matter that makes up an object; weight is a measure of the pull of gravity on an object
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the densest element of all
Osmium
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