15525072
Descripción
Test por Jeffrey Piggott, actualizado hace más de 1 año
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Creado por Jeffrey Piggott
hace casi 6 años
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Pregunta 1
Pregunta
Which particle or particles found in atoms have larger mass?
Respuesta
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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
Pregunta 2
Pregunta
Which of the following particles has a negative charge?
Respuesta
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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
Pregunta 3
Pregunta
Which of the following particles has a positive charge?
Respuesta
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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
Pregunta 4
Pregunta
Which of the following pairs of particles will exert an attractive electrical force on each other?
Respuesta
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A proton and electron
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B proton and neutron
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C electron and neutron
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D proton, neutron, and electron
Pregunta 5
Pregunta
Which of the following pairs of particles will exert a repulsive electrical force on each other?
Respuesta
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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.
Pregunta 6
Pregunta
Which fundamental force is most important in binding electrons to nuclei?
Respuesta
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A gravitational
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B electric
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C strong
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D weak
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