The New Book of KnowledgeGrolier, 1986 - 21 pages An illustrated encyclopedia containing over 9,000 articles on history, literature, art and music, geography, myths and legends, mathematics, science, hobbies, holidays and festivals, games, sports, crafts, medicine, law, government, industry, politics, and other topics. |
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Page 289
A fish sweeps its tail from side to side as it swims . Its speed depends partly on shape and slant of tail fin . From top to bottom : Trout , herring , barracuda , shark . Their tail fins differ , but they all have streamlined bodies ...
A fish sweeps its tail from side to side as it swims . Its speed depends partly on shape and slant of tail fin . From top to bottom : Trout , herring , barracuda , shark . Their tail fins differ , but they all have streamlined bodies ...
Page 290
... side of the backbone contract , or shorten , the tail sweeps to the left side . When the muscles on the right side contract , the tail moves to the right . As a result , all the force of the contracting muscles acts against the water ...
... side of the backbone contract , or shorten , the tail sweeps to the left side . When the muscles on the right side contract , the tail moves to the right . As a result , all the force of the contracting muscles acts against the water ...
Page 330
... side . Two small plastic bottles with caps . A square of cardboard about 15 centimeters ( 6 inches ) on a side . A garden trowel . Ant nests are often found outdoors under rocks . Lift some rocks until you find ants scurrying around ...
... side . Two small plastic bottles with caps . A square of cardboard about 15 centimeters ( 6 inches ) on a side . A garden trowel . Ant nests are often found outdoors under rocks . Lift some rocks until you find ants scurrying around ...
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Adams Africa agriculture airplane Alaska American ancient animals ants areas Arkansas Asia atoms Australia became become began body buildings built called carried cars cause central century changes civilization coast colony continent designed developed early east engine England example farms fish flying forest give Greek grow houses important Indians industry interest Island Italy John kinds King known Lake land language largest later leading learned light live look major means metal miles mountains move natural Persian picture plane plants president region River Roman scientists side soil South southern stone story tion Today trees turned United University usually western wings writing young