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