Across
- 3. the cloud of dust and gas where our solar system originated
- 5. the object that all planets in the solar system orbit
- 7. a measure of gravitational pull on an object
- 8. a celestial body that is made of ice,dust and other frozen materials
- 9. a famous scientist who thought about why objects fell
- 10. a measure which is measured by how much matter an object is made of
Down
- 1. the material that the earth is created from
- 2. a force that pulls objects towards each other
- 4. the planet we live on
- 6. the system where all the planets orbit in