A graduated cylinder has 20 mL of water placed in it. An irregularly shaped rock is then dropped in the graduated cylinder and the volume of the rock and water in the cylinder now reads 23 mL. The mass of the rock dropped into the graduated cylinder is 23 grams. Find the volume of the rock dropped into the graduated cylinder. What is the density of the rock

if you know your abc's you should be able to get your answer or just use google

they dont have any evidence

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.

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