Answer:
Same number of valance electrons
Explanation:
All of them are in group 1 so they have 1 valance electron.
If they were in same period they would have same number of energy levels.
Answer:
Based on the evidence, the layers, of which the fossils were discovered, the climate was a beach before becoming a forest.
Explanation:
A positive feedback is a process that occurs in a feedback loop which exacerbates The effects of a small disturbance. That is, the effects of a pertubation on a system include an increase in the magnitude of the pertubation.
Answer:
B. Mixing a solute and a solvent
Explanation:
Hello,
In this case, solutions are defined as liquid homogeneous mixtures formed when two substances having affinity are mixed. It is important to notice that the two substances are known as solute, which is added to other substance that is the solvent. Therefore, answer is B. Mixing a solute and a solvent.
Notice that when two insoluble substances are mixed no solution is formed. Furthermore, if two solutes together or a solute and a precipitate are mixed, no liquid homogeneous solution is formed, as commonly solutes are solid, nevertheless, when liquid, one should have to act as the solvent.
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I think the correct answer from the choices listed above is option D. The statement t hat describes a characteristic of a terminal moraine would be that it <span>can pluck pieces of rock out of a mountain to create a circular basin. Hope this answers the question. Have a nice day.</span>
