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FinnZ [79.3K]
3 years ago
8

Prehistory can be described as _____.

Physics
1 answer:
user100 [1]3 years ago
6 0
The in-between period of time when the first man appeared and when man developed a writing system. Or the period of time before man became literate. 
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yes  ( true)

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3 years ago
In mechanics, massless strings are often assumed. Why is that not a good assumption when discussing waves on strings?
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In mechanics, massless strings are often assumed. but this is not a good assumption when discussing waves on strings because the speed of a wave on a massless string would be infinite.

<h3>How to explain the information?</h3>

It should be noted that waves simply means the dynamic disturbance of a quantity.

It should be noted that in mechanics, massless strings are often assumed. but this is not a good assumption when discussing waves on strings because the speed of a wave on a massless string would be infinite.

Learn more about waves in:

brainly.com/question/15663649

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1 year ago
Four locations on Earth receive sunlight at different angles. At which of the following angles will the intensity of sunlight re
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