Across
- 3. a measure of how much matter is present in a substance
- 4. the gravitational constant was measured by him
- 6. The force that causes objects with mass to attract one another
- 7. the heaviness of an object force of gravity on mass
- 9. has only magnitude but no direction
- 10. A push or pull that can change
Down
- 1. discovered the three laws of motion
- 2. Objects that affect one another
- 5. Produced by all objects that have mass
- 8. a quantity that has magnitude and direction