Across
- 1. mixtures are held together by ____ forces, not chemical
- 4. pure substances can be elements or ?
- 7. pure substance composed of a single type of atom.
- 8. matter is organized into 2 main groups pure substances and ?
- 11. ______ effect- a beam of light passing through a colloid is visible because light is reflected or scattered by the particles in the colloid
- 12. all matter is made up of particles called ?
Down
- 2. mixture in which 2 or more substances are not evenly mixed.
- 3. a special type of mixture where all parts are evenly mixed
- 5. compounds are chemical combinations of 2 or more________ elements
- 6. anything that has mass and takes up space
- 9. forces and this are not forms of matter
- 10. the four states of matter are solids, liquids, gases and ?