The Sun & The Solar System Review Flashcards

1

Stars are typically made of : hydrogen, helium, carbon, silicon, iron, nitrogen and _______

2

What is the main source of energy in our solar system?

3

What is the Earth's main source of heat?

4

The 5th element is ______

5

Liquid water and oxygen is all we need to survive.

6

What holds everything together?

7

The Sun's gravitational pull and its magnetic field defines_______

8

Planets are too small to have _________________ happening.

9

The Sun's diameter is 1,391,000 kilometers

10

When did Aristotle propose the idea of a 5th element ?

The Sun & The Solar System Review