Answer:
Wastewater treatment
Explanation:
The major aim of wastewater treatment is to remove as much of the suspended solids as possible before the remaining water, called effluent, is discharged back to the environment. As solid material decays, it uses up oxygen, which is needed by the plants and animals living in the water.
Answer:
C.
Explain:
The phases on the moon are angels that we see from the sun shining down on it. Every night it changes because of the Moon and Earth rotating around the sun.
Changes in pressure cause wind to blow.
Answer:
Its B took the test twice
Explanation:
<span>hydrosphere should be yor answer</span>
