на шелковой нити подвешен шарик 1, имеющий заряд тона теи массу 100 мг. под шариком 1, на расстоянии 30 см от него, закрепили шарик 2, имеющий заряд +20 нкл. изобразите силы, действующие на шарик 1. определите силу натяжения нити.​

1. Who have been in Rome? Where have they been?
2. What has she do? What house has she sold?
3. Whom has he phoned three times? How many times has he phoned your sister?
4. Whose parents have gone to the seaside? Where have her parents gone?
5. What doll has Dolly bought ? For whom has Dolly bought a doll?
6. Who have taken my dictionary? Whose dictionary have you taken?
7. Нет местоимения, пусть будет "you"
What have you done in front of the house?
Where have you watered the flowers?
8. What has Alex done? How many poems has Alex learned?
9. Whom has Linda met in the park?
Where has Linda met her aunt?
10. Who have discovered the planet? What have scientists done?

Belarus has a long tradition of strength sports. It should be noted the weightlifting school and such famous athletes, playing sports are very popular, such as football, hockey, basketball, handball.okkey there adore and understand. School of tennis in Belarus is great.
перевод:Беларусь имеет давние традиции силовых видов спорта. Стоит отметить школу тяжелой атлетики и таких известных спортсменов, играющих в такие виды спорта, как футбол, хоккей, баскетбол, гандбол.окки там обожают и понимают. Школа тенниса в Беларуси.