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