It is called the rock cycle! Hope this help!
Hundred Days' Reform. The Hundred Days' Reform was a failed 103-day national, cultural, political, and educational reform movement from 11 June to 22 September 1898 in late Qing dynasty China. It was undertaken by the young Guangxu Emperor and his reform-minded supporters.
HOPE THIS HELPED!! XD
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mark me as brainliest plz
Explanation:
Written sources help in cross-checking data or information collected from oral and other sources of historical knowledge. This help to reach reliable conclusions. Documents provide more detailed information than oral sources, e.g. dates, illustrative pictures, names of participants in events
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relationship between lightness and darkness..
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