Checkpoint Water

Front

What does it mean that water is polar?

Back

Water is a molecule with opposite charges on opposite ends.

Front

What is cohesion in the context of water?

Back

Cohesion is water's ability to stick to itself.

Front

What are the attractions between water molecules called?

Back

Hydrogen bonds.

Front

Which side of the water molecule has a slightly negative charge?

Back

Oxygen.

Front

What does hydrophilic mean?

Back

A substance is attracted to water.

Front

What is the chemical formula for water?

Back

H2O.

Front

What is adhesion in relation to water?

Back

Adhesion is water's ability to stick to other substances.

Front

What is surface tension?

Back

Surface tension is the cohesive force at the surface of water that makes it behave like a stretched elastic membrane.

Front

What is a hydrogen bond?

Back

A hydrogen bond is a weak attraction between a hydrogen atom in one molecule and an electronegative atom in another molecule.

Front

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

Back

Water's high specific heat allows it to absorb and release large amounts of heat without significant temperature changes, stabilizing climates.