Longitudional waves travel through a series of ________ and ___________.
1 answer:
Answer:
compressions; rarefactions
Explanation:
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100
U have to multiply
25x4
Number 2 ( 1.3m/s) good luck!
1. Roll a ball across a table into an object
2. Drop something
vertical! or in other words, up!
Answer:
4F
Explanation:
F = kQ₁Q₂/d²
F' = k2Q₁2Q₂/d²
F' = 4(kQ₁Q₂/d²)
F' = 4F
