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Atomic Models

Atomic Models

Assessment

Presentation

Science

9th Grade

Practice Problem

Hard

NGSS
MS-ESS1-1, MS-ESS2-1, MS-PS1-1

+9

Standards-aligned

Created by

Eman Abdellah

FREE Resource

13 Slides • 3 Questions

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Multiple Choice

Question image

Whose model suggested that negative particles were mixed in with positively charged material - like seeds in a watermelon?

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J.J. Thomson

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Ernest Rutherford

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Niels Bohr

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Albert Einstein

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Multiple Choice

Who named the positive center of the atom the "nucleus?"

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Democritus

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Dalton

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Thomson

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Rutherford

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