william thomson, 1st baron kelvin معنى"william thomson, 1st baron kelvin" أمثلة على وليام طومسون، اللورد كلفن "william" معنى "1st" معنى "baron" معنى "kelvin" معنى "william armstrong, 1st baron armstrong" معنى "william bonville, 1st baron bonville" معنى "william cecil, 1st baron burghley" معنى "william grenville, 1st baron grenville" معنى "william hastings, 1st baron hastings" معنى "kelvin thomson" معنى "arthur samuel, 1st baron mancroft" معنى "beauchamp seymour, 1st baron alcester" معنى "benjamin hall, 1st baron llanover" معنى "bernard freyberg, 1st baron freyberg" معنى "charles greenway, 1st baron greenway" معنى "fitzroy somerset, 1st baron raglan" معنى "francis mackenzie, 1st baron seaforth" معنى "geoffrey lawrence, 1st baron oaksey" معنى "george lloyd, 1st baron lloyd" معنى "guy carleton, 1st baron dorchester" معنى "henry carey, 1st baron hunsdon" معنى "hugh rose, 1st baron strathnairn" معنى "jeffery amherst, 1st baron amherst" معنى "john belasyse, 1st baron belasyse" معنى "john byron, 1st baron byron" معنى أمثلة In 1862, the physicist William Thomson, 1st Baron Kelvin published calculations that fixed the age of Earth at between 20 million and 400 million years.
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