SSA Vocab. #2: Practice Set

Front

Change in a substance producing a different chemical.

Back

chemical change

Front

Physical change when matter becomes liquid, solid, or gas.

Back

Change of state.

Front

Substance that speeds up a reaction

Back

catalyst

Front

Animal or plant that obtains nutrients from animals; meat-eater.

Back

carnivore

Front

Connection of electrical elements forming a complete path for current.

Back

Circuit

Front

Energy cannot be created or destroyed, only changed.

Back

Conservation of energy

Front

A star pattern named as a definite group, forming shapes in the sky.

Back

constellation

Front

A substance of at least two different elements bonded chemically.

Back

compound

Front

Populations of different species in the same area

Back

community

Front

Organism that feeds on another for food

Back

consumer