Properties of Water Quiz

What makes water molecules unique compared to other compounds?

• They have no charge.

• They are held together by ionic bonds.

• They are non-polar.

• They are held together by hydrogen bonds.

What causes the slight negative and positive charges in a water molecule?

• The non-polar nature of water

• The polar nature of water

• The presence of covalent bonds

• The presence of ionic bonds

What is the main reason water striders can walk on water?

• Water's low viscosity

• Water's high temperature

• Water's surface tension

• Water's high density

Which property of water is responsible for its ability to form droplets?

• Evaporation

• Cohesion

• Sublimation

• Adhesion

Which property of water allows it to stick to other substances?

• Adhesion

• Cohesion

• Evaporation

• Condensation

What is the term for water's ability to move up narrow spaces against gravity?

• Surface tension

• Capillary action

• Evaporation

• Sublimation

Why is water's high specific heat important for aquatic life?

• It increases water's density.

• It prevents rapid temperature changes.

• It allows water to freeze easily.

• It makes water evaporate quickly.

What is the exact definition of specific heat?

• The amount of heat energy needed to increase the temperature of 1 gram of a substance by 1 degree Celsius.

• The amount of heat energy needed to decrease the temperature of 1 gram of a substance by 1 degree Celsius.

• The amount of heat energy needed to increase the temperature of 1 liter of a substance by 1 degree Celsius.

• The amount of heat energy needed to decrease the temperature of 1 liter of a substance by 1 degree Celsius.

What is the specific heat of water in joules per gram per degree Celsius?

• 2.184

• 3.184

• 4.184

• 5.184

What is the term for the gradual adjustment of organisms to temperature changes?

• Evaporation

• Acclimation

• Sublimation

• Condensation