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