Projections of future climate change vary widely. What is the primary source of uncertainty for how much earth’s climate will warm by the end of the century

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?