Answer:
What is the purpose of a blimp?
These properties make blimps ideal for such uses as covering sporting events, advertising and some research, like scouting for whales. Recently, there has been renewed interest in using rigid airships for lifting and/or transporting heavy cargo loads, like ships, tanks and oil rigs, for military and civilian purposes.
Explanation:
The purpose of the swivel that the blimp is attached to is to let the blimp stay clear of the heavy winds by being a joint that can move freely. Why does a blimp need to be moored to the ground? The blimp needs to be moored to the ground so the blimp can't float away.
It's equivalent because no matter how much you add 0's it would be the same answer
