Water Test Review

Molecules like water that have electrically charged ends are known as

• polar molecules.

• mixtures.

• solutions.

• compounds.

Ice forms on ponds when the temperature drops below 0° C. Which property of water is beneficial to fish living in these ponds?

• Ice is more dense than liquid water.

• Ice molecules move very fast.

• Ice is less dense than liquid water.

Which activity is the best evidence of capillary action?

• Adding drops of water to the surface of a penny to see how many will fit.

• Putting celery in colored water to see if the color travels through the stem.

• Mixing sugar in water to see if it dissolves.

Tags

NGSS.MS-ESS2-4

Which property of water is shown in this picture?

• adhesion

• surface tension

• specific heat

• evaporation

One characteristic that is unique to water is...

• it has low surface tension.

• it can change from a liquid to a solid.

• it dissolves very few substances.

• it commonly exists in all 3 states of matter.

Tags

NGSS.MS-ESS2-4

The growth of plant roots and animal activity may result in

• deposition.

• chemical weathering.

• abrasion.

• mechanical/physical weathering.

Tags

NGSS.MS-ESS2-2

Approximately what percent of Earth's water is non-frozen fresh water available for human use?

• 97%

• 71%

• 3%

• 1%

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which of the following statements about water is false?

• Life could not exist without water.

• Each molecule of water has a positive and negative end.

• Water condenses at its freezing point.

• Water has a high heat capacity.

Water is often called the universal solvent because...

• it can cling to fibers in a cloth.

• it dissolves so many substances.

• it is cohesive and creates surface tension.

• it has a high boiling point.

A bowl of water is left outside on a very hot day. By the end of the day, the water is gone. What happened?

• The water evaporated.

• The water condensed.

• The water boiled.

• The water froze.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4