I don't understand how to amswer that for you can you give more explanation
When Sputnik went into orbit in 1957, America went into a panic. Only President Dwight Eisenhower retained his composure and understood that the United States was far superior to the Soviet Union in scientific research as well as in military firepower.
An interview with the French Ambassador about diplomacy in France would be considered a primary source (if done for research). It would also be considered oral history, if recorded.
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</em><em>Not sure if this is what you were looking for. Did you have a list of choices?</em>
Answer:
The size of a star cannot be determined by how it appears in the sky
Explanation: