Unit 4 Flashcardizz Mid-Term Review

Front

What word describes when water is attracted to other (non-water) molecules?

Back

Adhesion

Front

What is the role of the sun in the water cycle?

Back

Provide heat energy for evaporation.

Front

Cohesion is when:

Back

Water molecules are attracted to other water molecules.

Front

Water is polar. What does that mean?

Back

It is a molecule with opposite charges on opposite ends.

Front

What percentage of the atmosphere is made of oxygen gas?

Back

21%.

Front

What is cohesion in the context of water?

Back

The attraction between water molecules.

Front

What is adhesion in the context of water?

Back

The attraction between water molecules and other substances.

Front

What is the process of evaporation in the water cycle?

Back

The transformation of water from liquid to gas due to heat.

Front

What is condensation in the water cycle?

Back

The process where water vapor cools and changes back to liquid.

Front

What is the significance of surface tension in water?

Back

It allows small objects to float and insects to walk on water.