Across
- 2. Planet or planetoid- A small planetary-mass object that is in direct orbit of the Sun, smaller than any of the eight
- 3. Eclipse-occurs when the moon moves between the Sun and the Earth so that the Sun is not visible
- 6. Model- is used to represent an object in a different size
- 7. the tendency of an object that resists a change in motion or rest
- 9. planet- planets made up of rocks or metals with a hard surface
- 10. the amount of matter of molecules in an object
Down
- 1. - A moon, planet, or machine that orbits a planet or star
- 4. A measure of the gravitational pull on an object
- 5. a force that exists between two objects that have mass
- 8. A large circular mass that revolves around a star