How thick are some of the ice caps over antarctica? 100 feet 500 feet 1 mile 2 miles

Why was the battle of gaugamela an important turning point in alexanders conquest of persian empire

How did the cleveland massacre impact standard oil in 1872? standard oil hired all the laborers who were nearly killed during the cleveland massacre. standard oil became a monopoly in the cleveland oil market after the cleveland massacre. standard oil was bought out by other companies in the city after the cleveland massacre. standard oil closed down to avoid additional violence in the wake of the cleveland massacre.

What is the waterway that links the atlantic and pacific ocean