The atmosphere is composed of the surrounding the earth. a. soil b. vegetation c. water d. air

the is composed of all living organisms.
question 6 options:

hypdrosphere

lithosphere

atmosphere

biosphere

how is evaporation is different than precipitation?

question 7 options:

evaporation is a product & precipitation is the process.

evaporation is necessary to the water cycle & precipitation is not always necessary.

evaporation requires precipitation but precipitation does not require evaporation.

evaporation is a process & precipitation is more of an element in that process.

the amount of water on earth
question 8 options:

increases slightly over time, but changes forms.

decreases slightly over time and does not change form.

remains the same, just in different forms.

remains the same and does not change form.