Answer:
L is at point (-10, 1)
Explanation:
-4 is -3 poins away from -7, so add -7 and -3 to get -10. -6 is 4 points away from -2, so add -2 and 4 to get 1. (normally -2 + 4 is 2, but since it's a graph, you have to include point 0) sorry if my explanation doesn't make a whole lot of sense lol, just how I look at it. Hope this helps! :)
That it would take light 7.4 years to travel through space.
If upwelling stopped it would cause the food chain to break thus causing the fisheries to collapse