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.   ice and rock, the Sun  
  c.   larger than Earth, Earth  
  d.   helium gas, the Sun  
  Hint    
      
  3.Where are most asteroids located? SC.E.1.4.2  
  a.   between Earth and Venus  
  b.   outside of Pluto's orbit  
  c.   orbiting all planets  
  d.   between Mars and Jupiter  
  Hint    

 
   
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