Section #: 29.4 Formation of Our Solar System

Practice Test
      
  1.The objects that eventually formed planets by colliding and merging are called __________. SC.E.1.4.2  
  a.   planetesimals  
  b.   asteroids  
  c.   stars  
  d.   solar nebula  
  Hint    
      
  2.Comets are bodies that are __________ that orbit __________. SC.E.1.4.2  
  a.   icy, each planet  
  b.   larger than Earth, Earth  
  c.   ice and rock, the Sun  
  d.   helium gas, the Sun  
  Hint    
      
  3.Where are most asteroids located? SC.E.1.4.2  
  a.   between Mars and Jupiter  
  b.   outside of Pluto's orbit  
  c.   orbiting all planets  
  d.   between Earth and Venus  
  Hint    

 
   
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