человек массой 80 кг находится в лифте, скорость которого направлена вверх и равна 1м/с. ускорение лифта направлено вниз и равно 2м/c2. определите вес человека

Supply the articles where necessary.




It’s … plant of … telephone equipment. … plant is outside Moscow. It’s … very large plant. … manager of our company is going to visit … plant with … Chief Engineer of GML on Friday.


… inspectors of … company would like to go to … plant in … afternoon.


There is … large bookshelf in my study. … bookshelf is on … wall. It is … nice bookshelf.


What’s … weather like today?

– … weather is very cold.


My company is interested in buying … machines Model B20.


There is … lot of accommodation at … seaside in … Great Britain, but … accommodation is very expensive.


… demand for … latest model of cars is very big in … Japan.


During … talks … Seller offered … Russian trade company … 12% discount on … price. … Buyer agreed to … discount and … companies signed … contract that day.


– Is Mr. Blake in … office?

– No, he isn’t. He has just left for … airport to meet … French trade representative.


… price for … pump was 500$. … offer suited … Buyers and they decided to sign … contract on those terms.

Решить задачуИз пункта А отправился автомобиль "Москвич" СО СКОРОСТЬЮ 70 КМ/ч. Спустя 45 мин из пункта В, удалённого от А на 17,5 км, вслед за ним выехали "Жигули" со скоростью на 20% большей. Сколько времени потребуется "Жигулям",чтобы догнать "Москвич"?

какие вещества необходимы хемотрофам для синтеза сложных органических соединений?

Чацкий и наша современность.Как они связаны.)