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