What is the main reason that Earth is warmer at the equator than at the North and South Poles? A. Glaciers at the poles keep temperatures in those regions low.
B. The sun's rays do not reach the poles.
C. The sun's rays hit the planet more directly at the equator.
D. Strong prevailing winds blow throughout the year at the poles.

Which soil layers comprise the topsoil? o horizon a horizon b horizon c horizon

Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean

What types of jobs typically are found in ghetto, inner-city neighborhoods? a. low-wage positions, typically in retail outlets, that require little education b. professional positions with banks, doctors' offices, and other similar businesses c. hourly factory and manufacturing positions d. positions that require advanced education, such as those in financial or technology firms select the best answer from the choices provided.