How are igneous rocks formed?
a. lava or magma heats up and crystallizes.
b. hail falls and melts.
c. glaciers melt.
d. lava or magma cools and then crystallizes.

Preachers who were part of the great awakening urged people to

Why do you think that historians use the word “revolution” to describe important changes in agriculture? how did the green revolution and other agricultural revolutions change the lives of billions of people? < < read less

Which factors are examples of how technology may have affected the great migration apex