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