Which characteristic is not used to classify stars?

A.

size

OB. color

OC distance from Earth

OD. age

Along which type of plate boundary do the deepest earthquakes occur?

Although, over a million people have been displaced by the fam already, what does the future hold for local citizens?

in what southern african nation did a conservation group recently announce that dozen of elephants had been found dead from apperent poaching

Clouds that grow vertically with rising air inside

What is the name of the ship that was used in the first major scientific exploration of the ocean in 1872?

Which of these is a renewable resource? a. coal b. cotton c. copper d. petroleum

What are the classifications for the six major land areas on earth?

Which of the following European countries is one of the top three leading exporters in the world? A) United Kingdom B) Germany C) Spain D) France

Fault lines are: the crust of the lithosphere that has fractured along plate boundaries and ridges the crust of the athenosphere that has fractured along plate boundaries and ridges the crust of the biosphere that has fractured along plate

Which US region historically has been dependent on the Entertainment, software and aerospace industries as a part of its economy?