Water Properties

Front

Why can a water strider skate along the top of a pond?

Back

Hydrogen bonds result in water cohesion (surface tension).

Front

What word describes when water is attracted to other substances? Options: cohesion, adhesion, capillary action, surface tension

Back

adhesion

Front

Attractions between the negative Oxygen atom of one water molecule and the positive Hydrogen atom of another water molecule are called

Back

Hydrogen bonds

Front

Why does ice float?

Back

As water freezes, it expands and its density decreases.

Front

Water travels up from the roots of a tree to the top because of:
- adhesion and cohesion
- surface tension
- specific heat capacity
- density of water compared to ice

Back

adhesion and cohesion

Front

Water droplets take a spherical shape because of ____________ (Options: adhesion, cohesion, capillary action, solubility)

Back

cohesion

Front

A molecule with electrically charged areas is called a _______________.

Back

polar molecule

Front

As you add drops of water to the surface of a coin, each drop sticks to the other water droplet because of ________________, and sticks to the penny because of ______________.

Back

cohesion, adhesion

Front

Which end of the water molecule has a slightly positive charge?

Back

the hydrogen end

Front

Why is water considered a universal solvent?

Back

Dissolves most substances