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