IS THIS A PHYSICAL REACTION?, IS THIS A PHYSICAL CHANGE, IF THE ICE CUBE MELTS?, WHAT IS A REACTANT?, WHAT IS A CATALYST?, WHEN IS A CHEMICAL REACTION EXOTHERMIC?, WHEN IS A CHEMICAL REACTION ENDOTHERMIC?, WHAT IS A PRODUCT IN AN EXPERIMENT?, Can you always separate two substances that were mixed?, How do we find out what we want to know in Natural Science?, wHEN DOES A CHEMICAL REACTION HAPPEN?, NAME 3 STATES OF MATTER, WHAT ARE ATOMS?.

SCIENCE REVIEW UOI 3

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