Answer:
Sexual intercourse, also called coitus or copulation, reproductive act in which the male reproductive organ (in humans and other higher animals)
When plants undergo transpiration, they are returning water back to the atmosphere.
B I THINK NOT SURE haven’t taken that class in forever
Groundwater is recharged naturally by rain and snow melt , hope this helps :)
Carbon- 14 has a half- life of 5,730 years. scientists determine the ages of once-living things by measuring the amount of carbon-14 in the material.