Charles Jacques Alexandre César

Charles

(chärlz), Jacques Alexandre César 1746-1823.

French physicist and inventor who formulated Charles's law in 1787. In 1783 he became the first person to use hydrogen in balloons for flight.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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