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