6

Question 0

Pure water is a

Answer 0

Compound

Question 1

Property of water that allows insects to walk on the surface

Answer 1

Surface tensions

Question 2

The forces that hold atoms and ions together to form molecules

Answer 2

Chemical bonds. (They have no charge)

Question 3

Average depth of photic zone is

Answer 3

100 meters in open ocean waters

Question 4

A polar molecule

Answer 4

Positive and negative charged ends

Question 5

Energy required to change solid water (ice) to liquid is the

Answer 5

Latent heat of fusion

Question 6

Zone with rapid changes in temperature with depth

Answer 6

Thermocline

Question 7

Ocean is slow to heat and cool because of its

Answer 7

High heat capacity

Question 8

A zone in which density increases with increasing depth is

Answer 8

Pynocline to

Question 9

Most substances

Answer 9

Increase in density as they freeze. However water approaching 4 degrees Celsius increases in density and as it freezes it decreases in density

Question 10

The density of seawater increase with

Answer 10

Increase in salinity
Decrease in temperature
And increase in pressure

Question 11

Water masses are layered by their

Answer 11

Density

Question 12

As seawater evaporates the remaining water has

Answer 12

Higher salinity and higher density