Under the feudal system of medieval Europe, land was exchanged for gold

What was the name of the supercontinent that existed before breaking apart into our current continents?

What information is needed in order to forecast today's weather?

Hallite is a mineral formed by

What does the continental drift and plate tectonics have in common?

David Livingstone, an early African missionary, promoted the "3 Cs" - commerce, Christianity, and civilization, while exploring the African interior. True False

Why was John Paul Jones's victory important in the war?

When we speak of "characteristic" we're referring to

What observation about this mid-ocean ridge diagram below was used to support Wegener's hypothesis of continental drift? Magma is very close to the surface at the rift. Sediments become thicker with increasing distance from the rift.

What did the countries in the triangular trade do?

Which phrases/sentences are true for colors found on the color wheel?