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Fossils can only be formed when? If mud, silt or tar is in the area to preserve the fossil If erosion does not occur and allows the fossil to form Oxygen and microorganisms cannot decay the bones The area
answered
Jan 18, 2017
Biology
high-school
3
votes
152k
views
Which of the following events motivated China to launch its Self-Strengthening Movement in the 19th century? a. Its inability to control its population of serfs b. Its economic failures under communism
answered
Nov 4, 2016
History
high-school
5
votes
77.6k
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