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5 Written questions

5 Matching questions

  1. nebula
  2. black dwarf
  3. solubility
  4. suspension
  5. mass
  1. a a huge cloud of dust and gas from which stars form
  2. b a mixture in which particles can be seen and easily separated by settling or filtration
  3. c a white dwarf star that was stopped glowing
  4. d a measure of how well a solute can dissolve in a solvent at a given temperature
  5. e the amount of "stuff" in an object

5 Multiple choice questions

  1. the part of the sun where nuclear fusion occurs
  2. substances that start a reaction
  3. the degree of hotness or coldness of an object
  4. different forms of carbon
  5. the first stage in the life cycle of a star

5 True/False questions

  1. objectivethis kind of evidence describes exactly what happens


  2. 1.4 g/mYou push a grocery cart with a force of 30 N and it accelerates at 2 m/s2. What is its mass? (include units)


  3. vector quantitysubstances that start a reaction


  4. pressurethe force exerted on a surface divided by the total surface area over which the force is exerted (acts in ALL directions)


  5. normal forceoutermost atmosphere of the sun