Across
- 2. - the spreading of gases in an available space is known as this
- 3. - the process of separating colored mixture by using a filter paper.
- 5. - when we combine two or more things, it is known as this chemical reaction.
- 6. - this element is used to create nuclear energy
- 8. - when a metal transfers electricity it is known to be this.
- 11. - the process of filtering water but collecting the condensation for clean water.
- 13. - a state of matter that has tightly packed atoms that do not move freely.
- 15. - when a solid turns to a gas skipping the liquid phase, it is known as this.
- 16. - when something can stretch and return to its original position it is known to be ____________.
- 17. - a category on the periodic table that is not solid, is most abundant, and has no melting points.
- 18. - a row on the periodic table is called a _________.
Down
- 1. - the process of separating a mixture of light weight substances with the wind.
- 4. - a state of matter that is charged and moves freely at high speeds
- 5. - water is known as the universal ___________ because it will dissolve anything dissolves.
- 7. - 3D structure of a crystal.
- 9. - a reaction in which oxygen is added
- 10. - these metals are the most reactive on the periodic table and are on the very left.
- 12. - the smallest level of matter
- 13. - valency is determined by how many electrons are on the outer _______ of an atom.
- 14. - a combination of two or more elements.