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