What is the difference between a Genius, Star, Trusted Helper, Best User and a Moderator?

What happens to the composition of an atom to cause it to become positively or negatively charged?

Berikan satu kepentingan terhadap komposisi udara di atmosfera bumi

The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.