Properties of Water

What is the boiling point and freezing point of water in degrees celcius?

• Boil - 100C

  Freeze - 0C

• Boil - 212C

  Freeze - 32C

• Boil - 110C

  Freeze - 7C

• Boil - 100C

  Freeze - 32C

Tags

NGSS.MS-PS1-4

What is Cohesion?

• When water sticks to itself

• When water sticks to other things

• How hot water needs to be to boil

• Ice floats

Tags

NGSS.HS-ESS2-5

Why is the weather almost always nice in San Diego

• Ice is less dense as a solid so it floats to the surface.

• Water molecules stick to each other.

• The ocean absorbs and releases heat and keeps the city a nice temperature

• Oceans can dissolve large amounts of salt.

Tags

NGSS.MS-ESS2-6

Which state of matter has the highest amount of energy?

• Solid

• Liquid

• Gas

Is a piece of paper biotic or abiotic?

• Biotic

• Abiotic

• Both

• Neither

Which process of the water cycle allows clouds to form?

• Precipitation

• Evaporation

• Transpiration

• Condensation

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

Why is surface water not usually clean enough to drink? (Check all that apply)

• Micro-Organisms

• Human Pollution

• Water Treatment Plants

• Organic Material

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

How much of the Earth's water can be found underground for us to drink?

• 3%

• .7%

• 97%

• 1.3%

Tags

NGSS.MS-ESS3-1

Water drops usually have a small speck of dust inside of them for water to stick to. What property of water allows it to form drops?

• Cohesion

• Adhesion

• High Specific Heat

• High Heat of Vaporization

• Less Dense as a Solid

The water we drink today could have been used by people hundreds of years ago. Why can we reuse water even after it has gotten dirty?

• Cohesion of water allows it to be reused.

• The water cycle and natural filters on Earth can clean water for us to reuse.

• Water can boil at a very high temperature and clean itself.

• Most water is dirty on Earth. We have plenty of water to go around.

Tags

NGSS.MS-ESS2-4