Unique Nature of Pure Water
Physical Properties of Sea Water
Chemical Properties of Sea Water
Ocean Acidification/Carbon Cycle
Ocean Layers
100

In a H2O molecule, what are the atoms bonded together?

What is 2 hydrogen atoms and 1 oxygen atom

100

How do autotrophs make their own food in shallow waters?

What is photosynthesis

100

What is salinity?

What is the total amount of salt dissolved in water

100

How much carbon dioxide enters oceans each year? 

What is 1/4 or 25%

100

How many layers are there in the ocean?

What is 5

200

What charge does a hydrogen atom have?

What is a positive charge

200

What color stays true to itself when going deeper in water?

What is blue

200

What percentage of salt is dissolved in seawater?

What is 3.5%

200

Organisms use this type of ion to build and maintain their shells and other calcium carbonate structures

What is carbonate ions

200

What is the first layer of the ocean called?

What is epipelagic zone 

300

What’s referred to the attraction of one water molecule to another?

What is hydrogen bonding

300

Where does light stop reaching in the ocean?

What is 1000m

300

What is the average salinity of the ocean

What is 35%

300

What is the average pH of the ocean?

What is 8-8.3

300

In which zone does DVM occur?

What is mesopelagic zone

400

What are the 3 ways temperature is measured?

What is Celsius, Kelvin, and Fahrenheit

400

What changes as ocean depth incerases?

What is temperature, pressure, and density

400

The saltier water is, the “blank“ it is 

What is denser

400

The process of the ocean becoming less alkaline?

What is acidification 

400

Which zone is known as the Midnight Zone?

What is the bathypelagic zone

500

What is a calorie?

What is the amount of energy, or heat.

500

What is used to measure water clarity?

What is a secchi desk

500

What do trace elements refer to when in the ocean?

What is metals and metalloids

500

What affect does the ocean acidification have on sound underwater?

What is sound travels further affecting any animal that uses or is disturbed by sound

500

Which zone is the largest environment on Earth?

What is the abyssopelagic zone