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12 terms

Sum of Its Parts Science 5th Grade

Sum of Its Parts Science 5th Grade
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matter
anything that has mass and takes up space
atoms
the smallest unit of an element that has the properties of that element
protons
positively charged particles located in the nucleus
neutrons
these have no electrical charge, but add to the mass of the atom; they are found in the nucleus
electrons
negatively charged particles found outside the nucleus
Periodic Table
a chart that classifies elements by their properties
mass
how much matter is in an object; it is measured in kililograms
weight
the pull of gravity on an object
volume
how much space a sample of matter takes up; can be found by length x width x height or see how much water it displaces
element
a substance made of only one kind of atom
compound
a substance made of two or more different elements
density
The amount of matter in a given space; is found by Mass divided by volume