How can 40 Eridani B be so much hotter than Betelgeuse, but also much less bright?

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged

When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?