How is thermal energy transferred by convection,
conduction, and radiation?
How can this transfer of
energy be modeled and
visualized?

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sulfur belongs to group 16 because it can be found in nature whether it is in a free or combined state.

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acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.