Answer:
Explanation:
California's Mines After the Gold Rush As gold became more and more difficult to reach, the growing industrialization of mining drove more and more miners from independence into wage labor. The new technique of hydraulic mining, developed in 1853, brought enormous profits but destroyed much of the region's landscape.
Answer: B
Explanation: The U.S. dollar was no longer backed by gold.
This should be under a Science not history, but the answer is
D. visual perception
This clearly repudiated the Supreme Court’s notorious 1857 Dred Scott decision, in which Chief Justice Roger Taney wrote that a Black man, even if born free, could not claim rights of citizenship under the federal constitution.
This is correct except switch 3 and 4 around. Hope this helps you!
