Water Properties

True/False: Liquid water is more dense than frozen water (ice).

• True

• False

The atomic number tells you how many ___________ are in an atom.

• Neutrons

• Mass number

• Protons

What role do clouds play in the water cycle?

• They help cool the Earth’s surface.

• They prevent evaporation.

• They release water into the atmosphere.

• They store water permanently.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5

What is the primary source of energy that drives the water cycle?

• Moon

• Earth's core

• Sun

• Wind

Tags

NGSS.MS-ESS2-4

What is the term for the process of water vapor turning back into liquid water or ice crystals in the atmosphere?

• Infiltration

• Precipitation

• Transpiration

• Condensation

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

Plants release water vapor into the atmosphere through which process?

• Transpiration

• Infiltration

• Evaporation

• Precipitation

Tags

NGSS.MS-ESS2-4

Water molecules are polar, which means they:

• Have a net negative charge

• Are non-reactive with other molecules

• Have a net positive charge

• Are neutral or uncharged but have a balanced distribution of charge

True/False: The atomic number for an element never changes.

• True

• False

Tags

NGSS.HS-PS1-7

What phenomenon occurs when water molecules stick to the surface of a material, such as glass?

• Evaporation

• Condensation

• Cohesion

• Adhesion

When water freezes, its molecules arrange themselves in a regular, hexagonal pattern. This results in:

• No change in density

• Increased viscosity

• Increased density

• Decreased density

Tags

NGSS.MS-PS1-4