True or False: The Earth is in layers because of the various densities of their components? True or False

The vegetation that thrives in the tundra is limited to a. mosses, barley, wheat, and corn. b. coniferous trees. c. dwarf shrubs, mosses, lichen, potatoes, and beans. d. mosses, lichen, algae, and dwarf shrubs.

Find the area of the shaded region.

Which types of seismic waves travel through earths interior? select all that apply. a) l waves b) p waves c) s waves