Physical Science 4th Quarter Review #2

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Across
  1. 3. When you divide a material’s mass by its volume you determine its ___.
  2. 5. Water vapor (gas) changes directly to ice (solid).
  3. 7. What is the process called when water vapor (gas) changes phase to water (liquid)?
  4. 12. More ___ (stirring) will cause a solute to dissolve faster.
  5. 14. Which kind of motion is best described as “particle or object spins on its axis “?
  6. 15. A ___ is a substance made-up of different atoms, elements and/or compounds physically combined.
  7. 17. Which kind of motion is best described as “particle or object moves from point to point”?
  8. 19. Increasing the solution ___ will cause a solute to dissolve faster.
  9. 20. A solute will dissolve if the solute-___ attractions are stronger than the other attractions in the mixture.
  10. 21. What kind of substance is represented by symbols like H and Na.
  11. 22. 1 cubic centimeter is equal to 1 ___.
Down
  1. 1. You should be able to analyze a particle model and describe it as an element, compound or mixture.
  2. 2. Object A is the same as the mass of Object B. Object B takes-up a smaller volume. Object A has a ___ density than Object B.
  3. 4. One of water’s endothermic phase change processes.
  4. 6. A solute dissolved in a solvent.
  5. 8. You should be able to determine the volume of irregularly-shaped objects using the water ___ method.
  6. 9. The solution component present in the least amount.
  7. 10. One of water’s exothermic phase change processes.
  8. 11. Which kind of motion is best described as “particle or object moves back-about a fixed location”?
  9. 13. You should be able to determine density from reading volume and mass values from a ___ for an object.
  10. 16. You should be able to calculate the ___ for rectangles.
  11. 18. Which state is best describe by, “Substance or object particles move rapidly throughout their surroundings and collide with each other. Particle motion is vibrational, rotational and translational at average rates higher than the other states.”?