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