Distance from Sun 0.718 AU 1 AU 5.20 AU Mass 4.8676 × 1024 kg 5.9726 × 1024 kg 1,898.3 × 1024 kg Planet Composition rocky mantle, iron core rocky mantle, iron core hydrogen, helium Gases in Atmosphere 96% carbon dioxide, 3% nitrogen, 1% other 78% nitrogen, 21% oxygen, 1% other mostly hydrogen and helium Atmospheric Pressure on Planet’s Surface 92 bars 1 bar > 1,000 bars Average Temperature 464°C 15°C -108°C Part A Which of these planets is Earth? Explain your answer.

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explanation:

a. because the u.s. was the leading with the most technology, economy, etc. also was teamed with other allies witch boosted the economy and materials to improve technology and use it.

thurgood marshall

explanation: in 1954, thurgood marshall and a team of naacp attorneys won brown v. board of education of topeka, kansas. in this landmark decision, the supreme court held that segregation in public education violated the equal protection clause of the fourteenth amendment.

because it took place after the war of 1812 had come to an end.