1) What you start out with in a chemical reaction (the ingredients) a) Reactants b) Products 2) Tearing a piece of paper a) Chemical Change b) Physical Change 3) The Law of Conservation of Mass states that, in a chemical reaction, matter is never created or __________. a) Destroyed b) Repeated 4) Melting ice a) Physical Change b) Chemical Change 5) When a chemical reaction takes place and at least one new product is made (usually irreversible). a) Physical Change b) Chemical Change 6) Change in the size, shape, or state of matter. a) Physical Change b) Chemical Change 7) Fireworks exploding a) Physical Change b) Chemical Change 8) Getting a haircut a) Physical Change b) Chemical Change 9) What you end up with after a chemical reaction a) Reactants b) Products 10) Anything that takes up space and has mass a) Matter b) Volume 11) The total mass of the reactants will always equal the mass of the products in a chemical reaction. a) Law of Conservation of Mass b) Newton's 3rd Law 12) Physical changes are usually a) irreversible b) reversible

Conservation of Mass

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