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