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