A) photosphere B) chronosphere C) corona D) core
A) solar eclipse B) flow of protons and electrons from sun C) the aurora borealis D) lunar eclipse
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) photosphere C) corona D) convection zone
A) gamma rays B) microwaves C) x rays D) radio waves
A) radio waves B) microwaves C) gamma rays D) x rays
A) False B) True
A) we can see all of the electromagnetic spectrum B) ultraviolet light C) infered light D) the visible spectrum
A) 93 billion miles B) 93 thousand miles C) 1 light year D) 93 million miles |