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composition of ocean
make 8 questions on compostion of oceans
Question | Answer |
---|---|
What is salinity? | A measure of the mass of dissolved solids in a mass of water. |
What is the largest and deepest ocean? | The Pacific Ocean |
What are 4 criteria scientists use when classifying ocean zones? | sunlight, temperature, salinity, and density |
What is brackish water? | Brackish water is freshwater mixed with sea water. |
What is sea water? | Sea water is water from a sea or ocean that has an average salinity of 35ppt. |
How did the water in Earth's oceans become salty? | The rain that fell over Earth washed over rocks and dissolved minerals that formed salt. Rivers and streams carried it. |
Which are the two bodies of water are with partly covered sea ice? | Southern ocean and Arctic ocean |
What are the 3 regions of the continental margins? | Continental shelf, Continental slope, and Continental rise |