Answers VOA Language Arts 10 1AAnalyzing Word Choice and Author’s Purpose in Short Stories

Analyzing Word Choice and Author’s Purpose in Short Stories Answers

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Based on the article “Will the real atomic model please stand up?,” why did J.J. Thomson experiment with cathode ray tubes?

to specifically identify the nucleus as a separate part of an atom

to determine that electric beams in cathode ray tubes were actually made of particles

to prove John Dalton and Democritus wrong

to determine the exact energy output of cathode ray tubes

What did J.J. Thomson’s experiments with cathode ray tubes imply about the mass of an electron?

Electrons are many thousand times larger than the nucleus and negatively charged.

Electrons are many thousand times smaller than the nucleus and positively charged.

Electrons are many thousand times smaller than the nucleus and negatively charged.

Electrons are many thousand times larger than the nucleus and possess no charge.

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Which of these are factors that caused Europeans in the West Indies to use enslaved Africans? Check all of the boxes that apply.

The plantation system required many workers.

They turned to Africans after native people of the West Indies planned major rebellions.

They turned to Africans after native people of the West Indies died in large numbers.

They could not afford to pay workers from the West Indies.

They brought enslaved workers with them from Europe.

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