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