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