加州小学教材科学 Science英语词汇1
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i nteractive s tudent e dition
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adaptation © Macmillan/McGraw-Hill
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An a daptation is a special feature that helps an animal stay alive in its habitat.
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balance scale © Macmillan/McGraw-Hill
Ken Cavanagh for Macmillan/McGraw-Hill.更多下载请加QQ群62830121
A b alance scale can be used to measure mass.
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birds
© Macmillan/McGraw-Hill
FLIP DE NOOYER/FOTO NATURA/Minden Pictures.更多下载请加QQ群62830121
B irds are a group of animals that have feathers. Birds
lay eggs.
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boiling
© Macmillan/McGraw-Hill
California Science / 1
Omni Photo/Index Stock Imagery.
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When a liquid gets enough heat, it boils. B oiling can change a liquid to a gas.
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carnivore © Macmillan/McGraw-Hill
Bruce Coleman Brakefi eld/Alamy.更多下载请加QQ群62830121
A c arnivore is an animal that eats only other animals.
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Ken Karp for Macmillan/McGraw-Hill.
C ooling means to take heat away.。