The New Book of KnowledgeGrolier Incorporated, 2002 - 21 sider An illustrated encyclopedia with articles on history, literature, art and music, geography, mathematics, science, sports, and other topics. Some articles include activities, games, or experiments. |
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Side 484
... electrons . Electrons are thought to be elementary particles , those that cannot be divided into smaller parts . The number of electrons in an atom is equal to the number of protons . Protons and neutrons make up the nucleus of an atom ...
... electrons . Electrons are thought to be elementary particles , those that cannot be divided into smaller parts . The number of electrons in an atom is equal to the number of protons . Protons and neutrons make up the nucleus of an atom ...
Side 485
... electrons , which carry a negative elec- trical charge . In an atom of hydrogen , which is the simplest element , a single electron or- bits a single proton . The force that binds these two particles together is an electrical at ...
... electrons , which carry a negative elec- trical charge . In an atom of hydrogen , which is the simplest element , a single electron or- bits a single proton . The force that binds these two particles together is an electrical at ...
Side 489
... Electrons belong to a different family of subatomic particles , the leptons . The word " lepton " comes from the Greek word leptós , meaning small or slight . The lepton family consists of six particles . The most familiar is the electron ...
... Electrons belong to a different family of subatomic particles , the leptons . The word " lepton " comes from the Greek word leptós , meaning small or slight . The lepton family consists of six particles . The most familiar is the electron ...
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