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