Across
- 3. In this type of system, substances can escape or enter easily.
- 5. The substances that you end with in a chemical change.
- 7. Substances as a gas will weigh _____________ as a the would as a solid.
- 8. More than one atom bonded together.
- 9. A measurement for the amount of matter in an object.
- 10. In this type of system, no substances can escape or enter.
- 11. Anything with mass and volume.
Down
- 1. A change in matter like state, shape, or volume, but the particles stay the same.
- 2. The law of _____________ of mass states matter is never created or destroyed.
- 4. All matter is made of ________________.
- 6. The substances that you begin with in a chemical change.
- 12. During a chemical or physical change the mass of the reactants will be __________ to the mass of the products.