Salinity
Salt water is _______________ than fresh water.
Denser
Less dense
denser
The increasing rate of ___________________ added to the oceans leads to ocean acidification.
Carbon Dioxide
The color of light that is absorbed least by the ocean is __________________.
Blue
These are dissolved ions in seawater that, according to this rule, occur everywhere in seawater in the same proportion.
The Rule of Constant Proportions
As the temperature of seawater ________________ it’s density ________________.
(increases, decreases)
(decreases, increases)
decreases, increases
The amount of salt dissolved in seawater is called...
salinity
The decreasing pH of the ocean and the increase of hydrogen ions creates this.
Ocean Acidification
Ocean acidification affects organismsmost with structures made of ________.
shells
A property of water that permits water to adhere to substances other than water.
Adhesion
Which is denser?
cool seawater
warm seawater
cool sea water
warm sea water
Salinity is measured in parts per _________________. (ppt)
thousand
Where are the acidic numbers placed on a pH chart?
At the beginning of the chart- numbers 1-6
How does transparency benefit photosynthetic organisms?
It allows sunlight to penetrate to marine plants and algae.
The decreasing pH of the ocean and the increase of hydrogen ions creates this.
Ocean Acidification
The temperature of the ocean
________________ fluctuate as much as the air does.
does
does not
does not
Which two solutes make up the largestpercentage of dissolved material in seawater?
Sodium and Chloride
The three most abundant gases dissolved in seawater are what?
nitrogen
oxygen
carbon dioxide
The speed of ________________ can change in seawater due to temperature, salinity and pressure.
sound
Anything that dissolves in water is called this.
Solute
How does an increase in temperature affect the tongue sole fish population?
An increase in temperature can cause a genetic mutation in female tongue sole fish, which ultimately leades to a decrease in female tongue sole fish.
How could salinity increase or decrease?
Evaporation and Precipitation
What is the average pH of seawater?
Slightly basic- around 8.1-8.2 pH
What happens to the pressure of water as you go deeper into the ocean?
It doubles for every 10 meters of depth
A property of water that permits it to stick to other water molecules.
cohesion
Name one result that an increase in ocean temperature can have on marine organisms. (Mention something that has not yet been mentioned)
Answers will vary