Properties of Water

What properties of water allows it to be such a versatile solvent that it is often called the "universal solvent?"

• Purity

• Polarity and high surface tension

• High heat capacity

• Expansion upon freezing

Tags

NGSS.MS-PS1-1

Select the property that is unique to water.

• It is what humans drink.

• It is everywhere.

• It is clear.

• It can be three states of matter at normal conditions.

Tags

NGSS.MS-PS1-4

Large bodies of water do not quickly fluctuate in temperature. Why?

• Water is a solvent.

• Water has a high heat capacity.

• Water acts as a buffer.

• Water is non-polar.

Tags

NGSS.MS-ESS2-4

What is a water molecule composed of?

• Hydrogen atom and 2 Oxygen atoms

• Hydrogen atoms and 1 Oxygen atom

• Oxygen atoms

• Helium atoms and 1 Oxygen atom

Tags

NGSS.MS-PS1-1

Where is 97% of the Earth’s water?

• atmosphere

• rivers and lakes

• frozen in glaciers

• ocean

Tags

NGSS.MS-ESS2-4

Which TWO phase changes occur due to the addition of heat to a substance.

• freezing

• evaporation

• melting

• condensation

Tags

NGSS.MS-PS1-4

During a phase change what happens to temperature?

• it increases

• it decreases

• depends; if being heated it increases, if being cooled it decreases

• stays constant

Tags

NGSS.MS-PS1-4

Which property of water allows it to dissolve many substances?

• Cohesion

• Adhesion

• Polarity

• Viscosity

What is the primary reason ice floats on water?

• Ice is denser than water

• Ice has a crystalline structure

• Ice is less dense than water

• Ice is colder than water

Which property of water contributes to its high surface tension?

• Hydrogen bonding

• Covalent bonding

• Ionic bonding

• Metallic bonding