Explanation: Many living and non-living things make sounds. 9) Energy is carried by light. The sun makes quite a lot of light which comes to Earth (it has lots of thermal energy too). The sun gets its energy from the nuclear fusion of hydrogen to make helium atoms.

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The concept that geological layers are laid down, one on top of the other, according to processes that still continue is known a

mariarad [96]

Answer:

Law of Superposition

Explanation:

According to the law of superposition, the sediments are usually deposited on top of one another, giving rise to the formation of sedimentary layers. In an undisturbed sedimentary sequence, the layers that are formed at the apical portion are the youngest and the layers that are found at the base are the oldest.

Thus, the concept of laying down of sediments on top of one another is the law of Superposition.

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