Which of the following statements is true?

Groundwater is not part of the water cycle.
Most of the earth's water is freshwater.
Refining oil pollutes the air with nitrogen dioxide.
Thermal pollution is the main disadvantage of hydroelectric power

Question

Which of the following statements is true?



Groundwater is not part of the water cycle.
Most of the earth's water is freshwater.
Refining oil pollutes the air with nitrogen dioxide.
Thermal pollution is the main disadvantage of hydroelectric power

anonymous · Answer

Most of the earth is salt water so B cant be right.

anonymous · Answer

ya that's true

anonymous · Answer

I think refining oil releases carbon dioxide.

anonymous · Answer

so it cant be that

anonymous · Answer

that's what I thought but I did i not no I wanted a second opinie thanks

anonymous · Answer

Groundwater is a part of the water cycle. So that cant be it. It leaves us to the last one.

anonymous · Answer

thanks a lot

anonymous · Answer

Your welcome.