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