Oil natural gas and coal are considered to be non-renewable resources why are these yours considered to be non-renewable

They are considered non renewable because they are not quickly replenished when utilized and have the possibility of running out

Explanation:

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the index of refraction of the second medium is higher. i just took the test trust me !

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.