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