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