Physics, 15.01.2021 20:20 mariahbrooks
The diagram here provides information on when the fossils of certain organisms are found in the fossil record.
Which of the following conclusions can be drawn from the data in the diagram?
A. Ammonites did not appear until after fems,
B. Gastropods existed for a very short time,
C. Trilobites and ammonites never existed at the same time.
D. Cnnoids and ammonites
compete for space.
NEED HELP ASAP
Answers: 3
Physics, 22.06.2019 04:30, tayveon122
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The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
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How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
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The diagram here provides information on when the fossils of certain organisms are found in the foss...
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