The markings on an aluminum ruler and a brass ruler begin at the left end; when the rulers are at 0.00 ∘C∘C, they are perfectly aligned. Part A) How far apart will the 22.0 cmcm marks be on the two rulers at 101.3 ∘C∘C if the left-hand ends are kept precisely aligned? d= --------- cm

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Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”