2nd 9 weeks Review (SCIENCE)

Front

What are the organisms that break down dead stuff?

Back

Decomposers are organisms that break down dead organic material, returning nutrients to the ecosystem.

Front

What is the liquid a substance dissolves in?

Back

The solvent is the liquid in which a substance (solute) dissolves.

Front

What is the term for combining 2 or more atoms together?

Back

Molecules are formed when two or more atoms bond together.

Front

What happens to atoms and molecules when you heat matter?

Back

When you heat matter, the atoms and molecules move faster.

Front

Where does all energy on Earth ultimately come from?

Back

All energy on Earth ultimately comes from the Sun.

Front

What is a producer in an ecosystem?

Back

Producers are organisms that make their own food, usually through photosynthesis, like plants.

Front

What is a consumer in an ecosystem?

Back

Consumers are organisms that eat other organisms for energy, such as animals.

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solvent to form a solution.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements are chemically bonded together.