Answer:
Middle layer, density increases with depth as pressure increases.
Hope it helps!
They adapt to their surroundings to help stay alive.
<span>The ingredients needed for nuclear fusion are a) Energy b) Helium Gas c) High Temperatures and d) Hydrogen Gas.
</span>Hydrogen<span> atoms are fused together to make </span>Helium<span>. This releases lots of </span>Energy. F<span>usion reactions only happen at High T</span>emperature <span>and High P</span>ressure.
The three components of a scientific argument are Scientific Idea, Expectation and Observation. The Scientific idea generate expectation, expectations results to observation and the last is relevant to those expectations form what we call scientific argument.
A concluding sentence indicates that you are bringing closure to a paragraph. For each paragraph, the reader should be able to identify what your key points are, based on the concluding sentence. It should not include any information that was not discussed in the paragraph. (I myself don’t see the following you mentioned so please post it again in the comment section)