Who is all 16 years old

After rain, water soaks into the ground and is added to the groundwater. this process is known as a. groundwater pollution. b. groundwater recharge. c. groundwater recycling. d. groundwater filtration.

Students who cannot afford to pay the fee for the profile may be granted an automatic: a. scholarhship b. waiver c. fee d. loan

Berikan satu kepentingan terhadap komposisi udara di atmosfera bumi