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