Properties of Water Quiz

Name (Last, First)

Period

• 1
• 4

The thermocline is

• an ocean layer where rapid change in temperature occurs
• an ocean layer where rapid change in salinity occurs
• an ocean layer where rapid change in density occurs

What can you conclude about the data shown on this graph?

• cold water is more dense
• warm water is more dense

In which layer of the ocean do ALL of the following factors occur regarding the concentration of dissolved oxygen: a) no interaction with the atmosphere, b) very little respiration, c) no photosynthesis, d) very little decomposition, and e) increased solubility of gases due to very cold water and high pressure

• surface layer
• oxygen minimum layer
• deep layer

At which location would you expect to find the lowest salinity?

• site 1
• site 2
• site 3

Which of the following best describes the location circled?

• There is a decreased salinity here due to large amounts of ice melting.
• There is a high rate of evaporation here, but there is also a high level of precipitation.
• The highest sea surface temperatures occur here due to the high rates of evaporation.

Which of the following would INCREASE salinity in a location?

• runoff from land
• ice melting
• heavy rainfall
• evaporation

Water is the only substance that naturally exists all three phases on Earth: gas, liquid, and solid.

• True
• False

Which bond is a hydrogen bond?

• Bond A
• Bond B