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