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