AP Biology Unit 1 Water Properties

Front

What type of bond is found BETWEEN water molecules?

Back

Hydrogen bonds

Front

Surface tension of water is the cohesive force between water molecules and other molecules.

Back

False

Front

Cohesive force between water molecules and adhesive force between water molecules and other molecules enable this phenomenon to occur.

Back

Capillary action

Front

Which end of the water molecule has a slightly positive charge? Options: The hydrogen end, The oxygen end, Both ends are slightly positive, Neither end is positive

Back

The hydrogen end

Front

What word describes when water is attracted to other substances?

Back

Adhesion

Front

When water molecules stick easily to other water molecules, this is called what?

Back

Cohesion

Front

Water beads up on the surface of a penny because of what property?

Back

High surface tension

Front

The fact that ice floats on liquid water is due to the fact that water's solid form is _____________ than its liquid form.

Back

Less dense

Front

The tightness across the surface of water that enables insects to walk on it is

Back

Surface tension

Front

Why do water molecules stick together?

Back

One side has a positive charge and the other side has a negative charge