The Wonders of Ocean Water

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What are some important chemicals found in seawater?

Nitrogen, oxygen, and carbon dioxide.

How can nitrogen-containing fertilizer impact ocean plants?

It can cause some ocean plants to grow excessively and suffocate other ocean creatures.

What is the role of oceans in the study of global climate changes?

Oceans act as carbon sinks, absorbing and storing carbon dioxide from the atmosphere.

How does the temperature of ocean water change from the equator to the poles?

The temperature is highest at the equator and grows increasingly colder towards the poles. Signup and view all the answers

What factors determine the density of ocean water?

The density of ocean water depends on its temperature and salinity. Signup and view all the answers

Why is ocean water salty?

Ocean water is salty because it contains a high concentration of salt, which is carried into the oceans through rain, rivers, streams, and underwater volcanoes. Signup and view all the answers

What is salinity?

Salinity is the amount of salt dissolved in water. Signup and view all the answers

Why can't we use ocean water for drinking, cooking, or watering flowers?

We can't use ocean water for drinking, cooking, or watering flowers because it has a high salinity and is not suitable for these purposes. Signup and view all the answers

What are some of the other chemicals present in ocean water besides salt?

Some of the other chemicals present in ocean water besides salt are magnesium, sulfate, calcium, and potassium. Signup and view all the answers

How does the salt in oceans become more concentrated over time?

The salt in oceans becomes more concentrated over time as water from the surface of the ocean evaporates, leaving the salt behind. Signup and view all the answers