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