Help me out ?? Which of the following describes a way that the water cycle naturally cleans dirty water?
Group of answer choices;
A. water naturally repels dirt into the air and ground because of capillary action
B. dirt and waste are left behind as water evaporates into the atmosphere
C. dirt is absorbed by clouds as clean water rains back to Earth
D. most of the world’s dirty water is cleaned by humans using various methods

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.