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