Q1 Science Benchmark Review SOL 6.1, 6.5, 6.6, & 6.8

Front

What is a wetland?

Back

A wetland is a land area that is saturated with water, either permanently or seasonally, and supports aquatic plants.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Front

How do wetlands help control water flow?

Back

They act like sponges, absorbing excess water and filtering pollutants.

Tags

NGSS.MS-ESS2-4

Front

What is the basic unit of matter?

Back

The basic unit of matter is an atom.

Tags

NGSS.MS-PS1-1

Front

What does an atom's mass number represent?

Back

An atom's mass number equals the number of protons plus the number of neutrons.

Front

What is a polar molecule?

Back

A polar molecule is a molecule that has a partial positive charge on one side and a partial negative charge on the other side.

Front

Why is water considered a polar molecule?

Back

Water is considered a polar molecule because oxygen has a negative charge and hydrogen has a positive charge.

Front

What is adhesion in terms of water molecules?

Back

Adhesion is the attraction between water molecules and other substances, such as when water droplets stick to a leaf.

Front

What is cohesion in terms of water molecules?

Back

Cohesion is the attraction between water molecules to each other, which allows them to form droplets.

Front

What are protons?

Back

Protons are positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutrons are neutral particles found in the nucleus of an atom.