If all carbon dioxide coming out of volcanoes were to remain in the atmosphere, what further effect would this have on Earth’s temperature?

Embryos of different species look very similar, which shows that the organisms share a ancestor.

Which statement describes james chadwick’s discovery.

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?