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Because coal is usually found in tropical areas, but Pennsylvania is not a tropical area.
1. Fossils that can be found in many continents and cannot be explained for their presence in the present day we live in. (Such as the glossepteris species.) 2. Paleomagnetism
What are appropriate means for leaving evidence of presence? (Select all that apply)
fossils and rocks.
flagellum
dna fingerprints and notes
What are appropriate means for leaving evidence of presence
It shows the change of when the magnesium is burning in the presence of oxygen.
fingerprints, notes, DNA
fingerprints, notes, DNA
Evidence indicates the presence of water, which supports life as we know it.
What are appropriate means for leaving evidence of presence