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A glacier is a mountain of ice that moves slowly
over land or in the sea. To get an
___1___ of how it looks like,
___2___ a glass with water and
___3___ a cube of ice in it. That is
___4___ a glacier looks
like
in the sea, with most of it submerged ___5___ water. Now imagine that the ice is in the
___6___ of a pyramid,
with only the
triangular top peeping ___7___ of the water. Dip your
___8___
perpendicularly into the glass and move it ___9___ the
ice slowly. You will
notice that your finger will touch the ___10___ under
the water before you
get near to the portion ___11___ the water.
In the past, many ships were ___12___ in the sea because
by the
___13___ the ships spotted a glacier, they were already
___14___
near it to steer the ship away to ___15___. Probably,
the ___16___
of the ice under the water would already have ___17___ a
hole in the hull of
the ship. Now, ___18___ the help of radars during
navigation, a glacier can be
detected ___19___ water, and as such, disasters can be
___20___. |
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| Answers |
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| 1.
idea
2. fill 3. put 4. how
5. in 6. shape 7.
out 8.
finger 9. towards 10. ice 11.
above 12. sunk 13.
time 14. too 15. safety 16.
part
17. made 18. with 19. under
20. avoided |
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A glacier is a mountain of ice that moves slowly
over land or in the sea. To get an
idea of how it looks like,
fill a glass with water and
put a cube of ice in it. That is
how a glacier looks
like
in the sea, with most of it submerged
in water. Now imagine that the ice is in the
shape of a pyramid,
with only the
triangular top peeping out of the water. Dip your
finger
perpendicularly into the glass and move it
towards the
ice slowly. You will
notice that your finger will touch the
ice under
the water before you
get near to the portion
above the water.
In the past, many ships were
sunk in the sea because
by the spotted the ships spotted a glacier, they were already
too
near it to steer the ship away to
safety. Probably,
the part
of the ice under the water would already have
made a
hole in the hull of
the ship. Now, with the help of radars during
navigation, a glacier can be
detected under water, and as such, disasters can be
avoided. |
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