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