Properties of Water

Front

A molecule with electrically charged areas is called a _____________.

Back

polar molecule

Front

What two elements make up water?

Back

Hydrogen and oxygen

Front

What word describes when water is attracted to other substances?

Back

adhesion

Front

An insect like a water strider can skate along the top of a pond because:

Back

hydrogen bonds between water molecules result in stronger cohesion at the surface (surface tension)

Front

Attractions between the negative Oxygen atom of one water molecule and the positive Hydrogen atom of another water molecule result in _________ that hold the molecules together.

Back

Hydrogen bonds

Front

What property of water allows it to have a high specific heat?

Back

Hydrogen bonding

Front

What is the term for the ability of water to rise in narrow spaces against gravity?

Back

capillary action

Front

What is the pH level of pure water?

Back

7 (neutral)

Front

What is the term for the force that causes water molecules to stick to each other?

Back

cohesion

Front

What is the significance of water's high heat of vaporization?

Back

It helps regulate temperature in the environment and organisms.