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