What modifications did Kepler make to Copernicus’s model? Select two options.
1.Planetar...
What modifications did Kepler make to Copernicus’s model? Select two options.
1.Planetary orbits are elliptical.
2.Planets closer to the Sun move faster.
3.Planets spin in an epicycle while orbiting Earth.
4.Venus has phases due to its orbiting of the Sun.
5.Earth’s rotation causes the rising and setting of the Sun.
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Select the correct answer from each drop-down menu proteins are
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Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex
Answers: 1
Biology, 22.06.2019 10:10
What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b.a light particle
Answers: 2
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