A) core B) photosphere C) corona D) chronosphere
A) the aurora borealis B) solar eclipse C) lunar 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 northern lights B) the sunset C) the moon D) solar winds
A) photosphere B) chronosphere C) corona D) convection zone
A) microwaves B) x rays 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 billion miles B) 1 light year C) 93 thousand miles D) 93 million miles |