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ANSWERS QUIZ Asteroids Meteors and Comets by xiaopangnv

VIEWS: 18 PAGES: 2

									Name ______________________________                                   Block ____________

Date ______________                                                   Science 6


      QUIZ -       “Asteroids, Meteors & Comets
                        – Oh, My !!!”
Multiple Choice : Choose the best answer by circling the letter.( __ pts each = __ pts. )



1.    The Greek word for comets means
      a) burning bush
      b) long-haired star
      c) dirty snowball


2.    The coma and nucleus make up the        HEAD    of a comet.


3.    The ion tail of a comet     ALWAYS        faces directly away from the sun.


4.    Name two of the first asteroids discovered.     JUNO and EROS        .


5.    Impact craters from meteoroids can be seen on moons and planets, even Earth.       TRUE


6.    The name “falling star” is what ?
      a) asteroids
      b) meteor shower
      c) meteorites


7.    Asteroids, meteors and comets all revolve around what?     The SUN       .


8.    Why does a comet form a tail?       Solar winds from the sun melt the ice


9.    One theory for why dinosaurs no longer live on earth is that a large meteorite hit earth
and caused plants to die first, then animals.
10.   What causes meteors? Heat from friction with the atmosphere


11.   How often does a meteor streak overhead ?
      a) 6 – 7 seconds
      b) 6 – 7 minutes
      c) 6 – 7 days


12.   Many comets come from the Kuiper Belt and the Oort Cloud.


13.   Scientists use what to study the Kuiper Belt and Oort Cloud? space telescopes


14.   The outer part of a comet’s head is the coma.


15.   About how many asteroids are in the asteroid belt? 10,000


16.       COMETS    are chunks of ice and dust.


17.  Where was the largest meteorite in the U.S. found in 1902? Willamette River valley in
Oregon


18.   Which objects in space are “dirty snowballs”? Comets


19.   Meteorites that hit a planet or moon often make craters


20.   Place in correct order when moving away from the sun.
      a) Earth, Asteroid Belt, Kuiper Belt



BONUS :

What element(s) are meteorites made of that allow us to find them using a
metal detector ? IRON

								
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