What uses energy from the sun in the water cycle

Barbara is converting 78°f to degrees celsius. first, she subtracts 32 from 78. what is the next step?

What are 3 reasons that natural selection occurs

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?