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Lerok [7]
3 years ago
8

Oil floats on the surface of water but mercury sinks. why?​

Chemistry
1 answer:
andrew-mc [135]3 years ago
8 0

Answer:

Because if the object weighs more than the volume when it is placed in the water it will sink. If this object weighs less than the volume of water, it will float. This depends mostly on the type of item.

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Arrange the colors of visible light, green, red, and blue, in order of increasing wavelength.
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Explanation:

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Wavelength of colours are

Violet: 400 - 420 nm

Indigo: 420 - 440 nm

Blue: 440 - 490 nm

Green: 490 - 570 nm

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Red: 620 - 780 nm

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