What do we call anything that has both mass and volume? mass and volume? - matter, What do we call the amount of space something takes up? - volume, What do we call the center of an atom where the protons and neutrons are found? - nucleus, What happens to the mass of two substances when they combine and create a gas - stays the same, What do we call two or more elements that have combined to create a new pure substance with new properties? - a chemical change, What are the smallest parts of an element? - atoms, What do we call the smallest part of a compound? - molecules, What is found on the periodic table? - elements, Which part of an atom has a positive charge and is also the atomic number of an element? - protons, Which part of an atom has a negative charge and is found around the outside of the nucleus? - electrons, Which part of an atom has no charge, is found in the nucleus, and makes the atom heavier by adding more mass to it? - neutrons, What do we call the number of atoms that make up an object? - mass, Power house of the cell - mitocondria , pure substance and can be a molecule - both element and compound, in a set ratio and is a combination of 2 or more elements - compound, has the same type of atoms - element,

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