2. Match the celestial object with its description. Celestial object
1. Asteroid 2. Comet 3. Star
4. Planet 5. Moon
Description a. A celestial object that orbits a planet
b. A celestial object that orbits a star and is rounded by gravity c. Small lump of ice and dust that orbits the Sun d. A celestial object that emits its own light e. A small lump of rock that orbits the Sun
3. Place the following celestial objects in order of increasing size: planet, star, comet, galaxy, solar system
4. State one similarity and one difference between the inner and outer planets in our solar system. 5. Look at the table below and answer the questions that follow: