these photographs show igneous rocks with different sizes of crystals. drag the cooling rate to the photograph whose crystal size best reflects that cooling rate.

Which of the following terms describes the layers of air surrounding the earth ?

Which of the following mountain ranges is home to the largest mountain peak in europe? a. the carpathian mountains b. the caucasus mountains c. the balkan mountains d. the ural mountains select the best answer from the choices provided a b c d

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."