Physics, 07.09.2021 14:00 isac58

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To determine the number of significant figures in a number use the following 3 rules: Non-zero digits are always significant. Any zeros between two significant digits are significant. A final zero or trailing zeros in the decimal portion ONLY are significant.

Answer from: Quest

1 - wave length

2 - amplitude

3 - crest

4 - trough

explanation:

duh.

Answer from: Quest

50 inches should be the resultant vector

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