12. How is light transmitted through water? What did people do when they had to spear fish? How did they compensate for the bending of light? What do we use to see salmon better when they are migrating in the fall?
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14. How fast can sound transmit in the oceans? 5000 ft per second in oceans Compared to 1100 ft per second on land Sound increases with increase in temperature, pressure and salt
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41. What does this have to do with climate change? Higher CO2 concentrations the more acidic and lower Ph
