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Did the universe cool off or get hotter as it expanded after the 'big bang"?

What is a good tip to follow in the day you take the aspire test or psat

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.