8th Chemistry Total Vocab Review

Front

energy

Back

It is never created or destroyed, but it can be converted from one form to another.

Front

Calorie

Back

The amount of energy provided when food molecules and oxygen react. Capital “C” – used when discussing food.

Front

food

Back

A substance that has Calories, can react with oxygen to produce energy (ATP), and can be used as building materials for the body.

Front

reactant

Back

A substance that takes part in and undergoes change during a chemical reaction.

Front

product

Back

Something that is formed during a chemical reaction.

Front

chemical reaction

Back

A process that involves rearrangement of ingredients (reactants) to form new products. Bonds break, atoms rearrange, new bonds are formed to change the arrangement of the atoms.

Front

ATP

Back

Form of energy that the cells of the body can use. Adenosine triphosphate.

Front

independent

Back

The variable you purposely manipulate (change) during an experiment.

Front

variable

Back

A factor that is intentionally varied by the experimenter.

Front

dependent variable

Back

A factor that may change as a result of the independent variable during an experiment. It is the variable that is being observed and/or measured that changes in response to the independent variable.