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