Effects of Opiate Withdrawal. The effects of opiate withdrawal can be very unpleasant for the addict. Symptoms and effects will vary depending upon the length of the addiction, the amount of drug used, and the frequency the narcotic was abused. Withdrawal from narcotics should always be done under the close supervision of medical personnel.
A: Helium balloons float because they are less dense than the surrounding air, which causes them to rise. Gravity acts on helium balloons the same way it does on the surrounding air; it has no effect on whether the balloon floats or not. It all comes down to relative densities. Continue Reading
1 Hot air balloon is an oldest type of flying machine. It has an envelope that holds heated air and, most often, a gondola or a wicker basket underneath it which carries passengers. Hot air is lighter than cold which lifts the balloon.  Gas balloon is filled with a gas that is lighter than air - helium or hydrogen.