Zusammenfassung der Ressource
Frage 1
Frage
Which particle or particles found in atoms have larger mass?
Antworten
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A proton only
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B Electron only
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C proton and neutron
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D proton and electron
Frage 2
Frage
Which of the following particles has a negative charge?
Antworten
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A electron
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B proton
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C neutron
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D electron and neutron
Frage 3
Frage
Which of the following particles has a positive charge?
Antworten
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A electron
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B proton
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C neutron
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D electron and proton
Frage 4
Frage
Which of the following pairs of particles will exert an attractive electrical force on each other?
Frage 5
Frage
Which of the following pairs of particles will exert a repulsive electrical force on each other?
Antworten
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A All like particles (proton-proton, electron-electron, neutron-neutron) will repel.
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B Only electrons will repel each other.
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C Only protons will repel each other.
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D Electrons will repel electrons and protons will repel protons.
Frage 6
Frage
Which fundamental force is most important in binding electrons to nuclei?
Antworten
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A gravitational
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B electric
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C strong
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D weak