Descend 504 Absolutely Essential Words Lesson 4
Descend 504 Absolutely Essential Words Lesson 4
/dɪˈsend/ (verb)
to go down, come down, fall, sink, move downward, plunge, nosedive – become more evident or established – be inherited by, originate from, derive
It takes about 15 minutes to inflate and launch a balloon and also 15 minutes to deflate and store. Balloons range from 70-85 feet. This is measured by the top of the envelope to the bottom of the basket. A balloon is inflated by first stretching out the envelope and attaching it to the basket. It is then filled with cold air to inflate. After it is inflated, the air is then heated by a burner until the envelope fills up. Ballooning is based on gravity and heat transfer. Once the air inside the balloon is heated, then it will rise and when it cools, it descends.
Source: http://plaza.ufl.edu/
Antonym: ascend
Noun: descent
Noun: descendant
