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22 Cards in this Set
- Front
- Back
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isotopes |
atoms with the same number of protons but different numbers of neutrons |
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science |
a system of knowledge and the method you use to find that knowledge |
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life science |
botany, zoology, ecology, genethics |
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what is physical science made up of |
chemistry and physics |
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chemistry |
the study of composition, structure, properties and reactions of matter |
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physics |
study of matter and energy and the interactions between the 2 through forces and motion |
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matter |
any thing that has mass and takes up space |
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chemistry |
the study of composition, structure, and properties of matter and the changes it undergoes |
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elements |
substance that cannot be broken down into a simpler substances |
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liquids |
have a definite volume but no defiant shape |
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solid |
has a definite shape and volume |
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gas |
has no definite shaper or volume |
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orbital |
a region of space around the nucleus where electrons are most likely to be found |
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scientific method |
observation, hypothesize, experement |
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observation |
information obtained through your senses |
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hypothesize |
a proposed answer |
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experemtent |
testing your hypothesis |
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manipulated variable |
variable that changes |
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respoding variable |
the variable that stays the same |
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quantitative |
the amount of something |
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qualitative |
quality of something |
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density |
mass divided by volume |
