(history and geography)

men try to date the earth by analyzing the (a) _salt_ of the ocean, the rate of (b) of rock layers, and the decay of (c) materials.

Explain how earths tilt and revolution around the sun affects weather and climate

How many active volcanos are there in nicaragua

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.