A diver begins at 150 feet below sea level, descends at a steady rate of 5 feet per minute for 3. 5 minutes, and then ascends 122. 2 feet. What is the diver’s current depth? explain how to write a numerical expression to find the answer.

What are the five categories of my plate

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.

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.