Across
- 4. a cloud of dust and gas in space
- 6. found around any object with mass; causes weight and a force of attraction on other masses.
- 7. the planet we live on.
- 9. The farthest planet from the Sun in our Solar System
- 10. an imaginary line through the middle of a planet, about which the planet spins
- 11. the unit of measurement for mass.
- 12. an equipment to measure the weight
Down
- 1. the largest object in the Solar System
- 2. the quantity of matter in an object, measured in kilograms (kg).
- 3. the force of gravity on an object, measured in newtons (N).
- 4. the unit of measurement for force (symbol: N).
- 5. to be on same flat surface
- 8. an equipment to measure the mass