A) core B) chronosphere C) corona D) photosphere
A) the aurora borealis B) flow of protons and electrons from sun C) solar eclipse D) lunar eclipse
A) all of the above B) nuclear fusion C) helium is formed D) 2 hydrogen atoms combine
A) the moon B) the sunset C) solar winds D) the northern lights
A) chronosphere B) photosphere C) convection zone D) corona
A) radio waves B) gamma rays C) microwaves D) x rays
A) radio waves B) x rays C) microwaves D) gamma rays
A) False B) True
A) infered light B) ultraviolet light C) we can see all of the electromagnetic spectrum D) the visible spectrum
A) 1 light year B) 93 thousand miles C) 93 billion miles D) 93 million miles |