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Movement
in the Air
Reference
chapter
Question
1
HTML version
PDF Version
Study the information in the table and answer the questions which follow it.
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Bird |
Surface area of wings in cm3 |
Total mass in g |
|
Falcon |
900 |
800 |
|
Pheasant |
1300 |
1400 |
|
Eagle |
6500 |
3500 |
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QUESTIONS |
|
Load for the falcon (g/cm3) |
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Load for the pheasant
(g/cm3)
|
|
Load for the eagle (g/cm3) |
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(b) Which bird has the lightest load? |
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(c) The eagle is able to glide high in the sky but the pheasant can
only fly low over the trees. Can you suggest a reason for this? |
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(d) Give the name of a bird which you think might have
(i) a greater wing load
(ii) a smaller wing load
than the three birds mentioned above. |
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© Paul Billiet, Shirley
Burchill 2008 |
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Open Door Web Site