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5 Written questions

5 Matching questions

  1. A supernova provides enough energy to create the ________ ____________
  2. What are the four things (from top to bottom) that are included in each square for an element?
  3. From left to right, the properties of elements in a period change in a _________
  4. WHere do the elements come from?
  5. The hydrogen is at high pressure and extremely high temperatures and it's state of matter is _______
  1. a (1)atomic number (number of protons), (2) chemical symbol (3) name (4) atomic mass
  2. b stars
  3. c heaviest elements
  4. d pattern
  5. e plasma

5 Multiple choice questions

  1. periods
  2. Mendeleev, 63
  3. When hydrogen fuses to form helium nuclei and energy is produced
  4. they are blown of into space as the star burns out
  5. 63

5 True/False questions

  1. Fusion keeps going until the core of the star is almost all _________iron.


  2. The properties of an element can be predicted from its location in the __________ _______periodic table


  3. How did Mendeleev arrange the elements?a supernova


  4. Like many stars, the sun is made of mostly which element?hydrogen


  5. THe elements in the same group have ________ characteristicsperiods


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