Sol 6.6 Water

What percent of Earth's water is the oceans?

• 70%

• 85%

• 90%

• 97%

Tags

NGSS.MS-ESS2-4

How many hydrogen atoms are in one molecule of water?

• 1

• 2

• 3

• 4

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.

• magnetic

• polar

• universal

• hydrogen

What property of water is being shown?

• cohesion

• specific heat

• capillary action

• hydrogen bonds

The chemical compound of water is

• HO

• H₂O

• H₃O

• HO₂

Tags

NGSS.MS-PS1-1

What two elements make up water?

• Helium and oxygen

• Hydrogen and oxygen

• helium and carbon

• oxygen and carbon

Tags

NGSS.MS-PS1-1

The fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid form

• less polar

• more polar

• less dense

• more dense

Tags

NGSS.MS-PS1-2

The tightness across the surface of water that enables paper clips to float is ____________.

• adhesion

• capillary action

• surface tension

• polarity

Why does water move from the roots to the leaves of plants?

• Water is pushed by solutes

• Capillary action pulls the water molecules like a chain

• Water is pulled by gravity

• Water’s cohesion causes it to “pull” towards the leaves

Tags

NGSS.MS-LS2-1

Water makes up approximately 60% of the human body and plays a vital role in regulating body temperature. Which property of water makes it good at regulating temperature?

• Water is a good solvent.

• Water exhibits strong cohesion.

• . Water has an unusual crystalline structure.

• Water has a high capacity for heat.

Tags

NGSS.MS-PS3-4