What is the area of UK

What causes the cyclical changes in the appearance of the moon?

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand

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.