Please help and I will give brainleist, this is due in 10 mins

Q1Ans.Our energy supply comes mainly from fossil fuels, with nuclear power and renewable sources rounding out the mix. These sources originate mostly in our local star, the Sun. Electricity falls into its own category because it's an energy carrier and not a primary source

Q2Ans. matter through which the wave travels is called the medium (plural, media). The medium in the water wave pictured above is water, a liquid

Q3Ans. medium is a material through which waves can travel. It can be a solid, liquid, or gas. When waves travel through a medium, the particles of the medium are not carried along with the wave.

Explanation:

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