Распределите слова по 3 колонкам: a) имеющие общий смысл и математические термины; b) источники энергии; c) машины и механизмы: wind, power, water, force, work, steam, wind mill, petroleum, turbine, motion, weight, block, device, locomotive, input, output, steam engine, rate, effort, distance, generator, part, weight, electric motor, internal combustion engine, prime-mover.
Ответ:
a)force,work,motion,weight,block,input,output, rate,effort,distance,part,
b)wind, power ,water,petroleum,steam
c)wind mill, turbine,device, locomotive,steam engine,generato,electric motor,internal combustion engine,prime-mover.