VA 6th Grade Science Review

Front

What is an estuary?

Back

An estuary is a partially enclosed body of water where fresh water from rivers and streams combines with salt water from the ocean. An example is the Chesapeake Bay.

Front

What is a biotic factor in an ecosystem?

Back

A biotic factor is a living or once-living organism in an ecosystem.

Front

What is the chemical symbol for Chlorine?

Back

Cl is the chemical symbol for Chlorine, which is an atom.

Front

What is the Chesapeake Bay Watershed?

Back

The Chesapeake Bay Watershed is the major watershed in Virginia, where water drains into the Chesapeake Bay.

Front

What is a watershed?

Back

A watershed is an area of land that water flows across or under on its way to a large body of water.

Front

What is a tributary?

Back

A tributary is a river or stream that flows into a larger river or lake.

Front

What is an abiotic factor?

Back

An abiotic factor is a non-living part of an ecosystem, such as water, sunlight, and minerals.

Front

What is the difference between an atom and a molecule?

Back

An atom is the smallest unit of an element, while a molecule is a group of two or more atoms bonded together.

Front

What is the Gulf of Mexico Watershed?

Back

The Gulf of Mexico Watershed is a major watershed that includes the Mississippi River and drains into the Gulf of Mexico.

Front

What is a population in an ecosystem?

Back

A population is a group of individuals of the same species living in a specific area.