shamyascott84 shamyascott84

17-12-2020
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give two reasons why helium is used to fill a blimps envelope

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AndrewsBbg AndrewsBbg

17-12-2020

Answer:

reason 1- They are seven times lighter than air, and helium is not flammable. reason 2- The blimp stays inflated until the blimp needs substantial repairs.

Explanation:

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