why does the sun’s energy warm earth more at the equator than at the poles can someone please help me!

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.