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Seawater Pure H 2 0 and ……….

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Page 1: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Seawater

Pure H20 and ……….

Page 2: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Salts

• Where do the salts in seawater come from?

Page 3: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Calculating Salinity

• Salinity =

• Take 1000 kg of seawater

Measured in….

Page 4: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Salinity Range

Avg. ocean salinity is …….

High rain or river runoff will drop salinity=

Brackish water….

Areas of high evaporation and poor circulation =

Hypersaline water

Page 5: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Solutes and Ocean Resources

• Lots of good and bad solutes in the ocean

Page 6: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?
Page 7: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

• What adds salts to the oceans?• 1• 2

• What removes salts from the oceans?• 1• 2• 3

Page 8: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Rule of Constant Proportions

• What is it?

What does it imply about the world’s oceans?

Why is this important to the living organisms in sea water?

Page 9: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Temp, Density, Salinity and Depth

Page 10: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Temp, Density, Salinity and Depth

Page 11: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

GAS EXCHANGE

Page 12: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Light

Page 13: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Pressure and depth

FREEDIVING CLIP

http://www.youtube.com/watch?v=e_Ojj2XxyMo
Page 14: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?
Page 15: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?
Page 16: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?
Page 17: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Water and Sound

Page 18: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

Coriolis Effect

Page 19: Seawater Pure H 2 0 and ……….. Salts Where do the salts in seawater come from?

WIND PATTERNS


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