Density & The Atom

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Across
  1. 3. The amount of space an object occupies.
  2. 5. A negatively charged particle that orbits the nucleus.
  3. 7. Anything that has mass and takes up space.
  4. 8. A state of matter that fills the container it is in.
  5. 9. The ability of an object to float in a fluid.
  6. 11. A state of matter with a definite volume but no fixed shape.
  7. 14. A positively charged particle in the nucleus of an atom.
  8. 15. The basic unit of a chemical element.
  9. 16. The center of an atom, containing protons and neutrons.
Down
  1. 1. The volume of liquid that an object pushes aside when submerged.
  2. 2. When an object stays on the surface of a liquid because its density is lower than the liquid.
  3. 4. The force exerted by gravity on an object’s mass.
  4. 6. The ratio of mass to volume.
  5. 10. A particle in the nucleus of an atom with no charge.
  6. 12. The amount of matter in an object.
  7. 13. A state of matter with a definite shape and volume.