PLEASE HELP QUICK GIVING AWAY 74 POINTS

add number: Mercury, Venus, Earth, Mars. Terrestrial, rocky.


add number: The spinning of a planet on its axis, causing day and night.


add number: A force of attraction that keeps planets orbiting the sun.


add number: A group of objects that orbit a star.


add number: The orbit of a planet around the sun. On Earth, one year.


add number: The idea of that the Earth and planets orbit the sun. A sun-centered view.


add: number: A rock that has entered Earth's atmosphere, leaving a streak of light in the night sky.


add number: Jupiter, Saturn, Uranus, Neptune. Gas giants.


add number: The theory the universe came forth from a single spot in an enormous explosion.


add number: Huge clusters of stars, gas, and dust bound by the force of gravity.

1.
Big Bang

2.
Doppler Effect

3.
Nebula

4.
Solar System

5.
Geocentric theory

6.
Heliocentric theory

7.
Gravity

8.
Galaxy

9.
Rotation

10.
Revolution

11.
Inner planets

12.
Outer planets

13.
Meteor

14.
Meteorite

15.
Meteoroid

add the right numbers to the things that say add number