Properties of Water

What property of water allows it to form hydrogen bonds with other substances?

• a) Cohesion

• b) Polarity

• c) Adhesion

• d) Surface tension

Water molecules are attracted to each other due to:

• a) Adhesion

• b) Surface tension

• c) Cohesion

• d) Polarity

Water molecules "climbing" up the walls of a narrow tube, such as a capillary tube or plant stem, is an example of:

• a) Cohesion

• b) Polarity

• c) Adhesion

• d) Surface tension

The property of water that allows it to stick to other surfaces is called:

• a) Polarity

• b) Cohesion

• c) Adhesion

• d) Surface tension

Which of the following best explains the surface tension of water?

• a) Water's resistance to evaporation

• b) Water's ability to dissolve solutes

• c) Water's tendency to freeze at 0°C

• d) Water's "skin" or "film" at its surface

Which of the following is an example of surface tension?

• a) A water droplet rolling off a waxed car

• b) A paperclip floating on the surface of water

• c) Water being absorbed by a sponge

• d) Water vapor forming on a cold glass

Water's polarity is responsible for its ability to:

• a) Float on the surface of water

• b) Dissolve many substances

• c) Repel other polar molecules

• d) Be attracted to non-polar substances

When you fill a glass of water slightly above the rim without it spilling over, it's due to:

• a) Polarity

• b) Cohesion

• c) Adhesion

• d) Surface tension

A spider can "walk" on the surface of water due to:

• a) Polarity

• b) Cohesion

• c) Adhesion

• d) Surface tension

Which of the following substances would be most likely to mix well with water?

• a) Oil (non-polar)

• b) Salt (ionic)

• c) Sugar (polar)

• d) Sand (non-polar)