Across
- 4. A course along which someone moves.
- 6. used to measure energy.
- 7. orbits the planets.
- 9. occurs after a full moon.
- 13. the amount of heaviness or mass an object has.
- 15. energy held by an object because of its position relative to other objects.
- 17. the speed of something in a given direction.
- 19. two forces acting on an object which are equal in size
- 21. force by which a planet draws objects towards its center.
- 24. occurs after the new moon.
- 27. the amount of space between two objects.
- 29. the process of changing energy from one form to another.
Down
- 1. When you are able to see all of the moon.
- 2. two forces that are not equal in size
- 3. small,rocky objects which orbit the sun. (not a planet)
- 5. law every object will remain at rest or in uniform motion unless compelled to change its position.
- 8. fuel formed by natural processes.
- 9. a circular object which revolves around an axle.
- 10. These planets in the outer part of the solar system are also known as ___ _____.
- 11. The milky way is a ____.
- 12. When you can see half of the moon. Occurs after the waning gibbous
- 14. state of matter that has no fixed state.
- 16. the resistance an object has to a change in its state of motion.
- 18. What happens when an object comes between you and the moon.
- 20. The planet inhabited by humans and animals.
- 22. energy an object has due to its motion.
- 23. the amount of matter or substance that makes up an object.
- 25. flattened by pressure
- 26. used to measure the force.
- 28. The rate at which someone or something is able to move.