What are the primary elements that make up the Earth's atmosphere? A. nitrogen, oxygen, and argon
B. oxygen and hydrogen
C. carbon, nitrogen, and helium
D. oxygen and helium

Which type of seismic waves are confined at the surface

England is a small country. why is english spoken in so many places worldwide? a. england colonized many places throughout the globe. b. the english language is the easiest language to learn. c. england is located near the prime meridian, making it a popular tourist destination. d. because england is an island nation, it has had many visitors.

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.