Answer:
The most closely related are amphibians and reptiles.
The least related are amphibians and mammals
Explanation:
Amphibians broke off from reptiles, birds, and mammals around 260 millions years ago and next up are the reptiles which broke off around 225 million years ago. So they are the most closely related
Mammals are the last to break off, around 200 million years ago. So they are the least related to amphibians.
Of its valence electrons or the no. Of valences in its Valence shell .In case of noble gases, their outermost shell is absolutely crammed so no emptiness is available in the outer maximum shell. Thus the oxidation kingdom is 0(zero)for Noble gases. Because, they've complete electrons in their out maximum shell.
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Answer:
C. the settings shown in C
Explanation:
cohesion is the property of water molecules keeps water molecules in a combined state by sharing of bonds between them at the atomic level.
Answer:
Burning fossil fuels moves carbon from the geosphere to the atmosphere.
Explanation:
- Fossil fuels such as coal, petroleum and natural gas are produced and stored in the geosphere. i.e. the part of the Earth that includes the Earth's interior, landforms, rocks and minerals.
- Fossil fuels, extracted from the geosphere are burned to generate energy.
- Combustion of fossil fuels releases the stored carbon into the atmosphere in the form of carbon dioxide.