Documents American Studies. Consider the following changes that occurred in the United States in the late 19....

Slide 1 American Studies Slide 2  Consider the following changes that occurred in the United States in the late 19 th century:  Overcrowding of cities  Increases…

Documents REQUIRED ROCKS & FAMOUS ROCK FORMATIONS. IGNEOUS ROCKS Formed when magma or lava cools &...

Slide 1 REQUIRED ROCKS & FAMOUS ROCK FORMATIONS Slide 2 IGNEOUS ROCKS  Formed when magma or lava cools & crystallizes  INTRUSIVE (Plutonic): magma cools underground…