Light hits (P. 680) causing electrons to be boosted to a higher energy level. is produced here.

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

How did planetesmals form planets? a. they broke apart into smaller chunks. b. they collided and stuck together. c. they cooled and pulled ice together. d. they began to rotate.

How can one make a supersaturated solution? (apex)