Answer:
All above
Explanation:
cause all of the answers means natural law
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Sputnik, 1957. On October 4, 1957, the Soviet Union launched the earth's first artificial satellite, Sputnik-1. As a result, the launch of Sputnik served to intensify the arms race and raise Cold War tensions. During the 1950s, both the United States and the Soviet Union were working to develop new technology.
Answer:
white southerners must promise not to practice slavery anymore
Explanation:
<span>The Battle of Appomattox Court House</span>
Transportation: easier to travel especially is different weather conditions and distances
Medicine and biology: in biology you learn about living things and bacteria which helps with making vaccines