Across
- 1. Numbers or amounts found by measuring size, distance, or weight.
- 2. To show or make something known that was previously hidden.
- 5. System The Sun and all the planets and objects that travel around it.
- 7. Special qualities or features that describe something.
- 10. The condition of something being missing or not present.
- 13. Broken pieces or scattered materials left behind.
- 14. To suddenly fall apart or break down.
- 15. Having most or all of the water removed.
- 16. Problems or difficulties that make something harder to accomplish.
- 17. Substances in food that help the body grow and stay healthy.
- 18. The movement of an object as it spins around its center.
- 20. Anything that has mass and takes up space.
Down
- 1. A condition in which people or objects appear almost weightless.
- 2. When something is compared to something else.
- 3. Important or having a noticeable effect.
- 4. A building or place designed for a particular purpose.
- 5. To keep something alive, healthy, or continuing.
- 6. Pressed closely together so that something takes up less space.
- 7. Made up of different parts or materials.
- 8. Completely removed or gotten rid of something.
- 9. Journeys or investigations made to discover new information.
- 11. Complete and careful, without leaving out important details.
- 12. The layer of gases that surrounds a planet or other object.
- 13. The amount of matter packed into a certain amount of space.
- 19. To become smaller or weaker because of a lack of use.