The New Book of KnowledgeGrolier, 1986 - 21 sider 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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Side 43
... chemical cycles. Food Chains Life could not exist without energy from the sun. The sun's energy travels to earth as light. It affects plants and animals through chemical processes. All plants and animals are linked together in these ...
... chemical cycles. Food Chains Life could not exist without energy from the sun. The sun's energy travels to earth as light. It affects plants and animals through chemical processes. All plants and animals are linked together in these ...
Side 200
... CHEMICAL ENERGY . Engineers design complex machinery, such as the computers in this. Still , energy has a tendency to ... chemical energy than the original carbon - hydrogen did . The chemical energy left over is used to run all the body ...
... CHEMICAL ENERGY . Engineers design complex machinery, such as the computers in this. Still , energy has a tendency to ... chemical energy than the original carbon - hydrogen did . The chemical energy left over is used to run all the body ...
Side 200
... chemical energy. The chemical energy present in sunlit chlorophyll is used to combine carbon dioxide in the air with water from the soil. Starch and other complicated compounds are formed. These are high in chemical energy obtained from ...
... chemical energy. The chemical energy present in sunlit chlorophyll is used to combine carbon dioxide in the air with water from the soil. Starch and other complicated compounds are formed. These are high in chemical energy obtained from ...
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American ancient animals atoms became become began beginning building built called carry cause century changes charge chemical church cities common developed direction early earth East eggs electric electrons elements energy engine England English Europe European example experiment explosives fish flow follow force France give grow heat houses important Indian industry iron Islands Italy John keep kind king known land language later learned light lines live magnet materials means metal motor mountains move natural needed North ocean organisms period plants plate plays produce River rock Roman rule schools scientists sometimes surface tests things tion turn United usually waves wire writing wrote