water

What is the chemical formula for water?

• 2HO
• H2O
• HO2
• H2O2

Tags

NGSS.MS-PS1-1

Because water has a positive and a negative end, and is attracted to other molecules it is called a ______ molecule.

• mickey mouse
• polar (tiny magnet)
• special
• miracle

Tags

NGSS.MS-PS1-1

The property where water molecules are attracted to other water molecules.

• adhesion
• capillary action
• cohesion
• universal solvent

Tags

NGSS.HS-ESS2-5

The property where water can pull itself up tubes or through spaces in paper or fabrics.

• adhesion
• capillary action
• cohesion
• universal solvent

The property where water can dissolve almost all substances on Earth.

• adhesion
• capillary action
• cohesion
• universal solvent

Tags

NGSS.HS-ESS2-5

How does capillary action happen?

• water is polar
• it drags other water molecules up the tubes
• it sticks to the tubes
• ALL OF THESE REASONS

Water is made up of these two colorless, odorless gases.

• Helium and Oxygen
• Oxygen and Carbon Dioxide
• Hydrogen and Helium
• Hydrogen and Oxygen

Tags

NGSS.MS-PS1-1

What percent of Earth's water is the oceans?

• 70%
• 85%
• 90%
• 97%

What percent is Earth's water is found in glaciers?

• 2%
• 10%
• 6%
• 25%

What percent of Earth's water is fresh water?

• 5%
• 3%
• 1%
• 20%