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