15. укажите неверный вариант а. over 17 000 pieces of the rubbish orbiting earth are the size of a cabbage or larger. б. if a piece of orbital debris hits a space shuttle, it cannot cause a lot of damage. в. most of orbital debris comes from our travels into space over the last 50 years. г. the largest piece of orbital debris is part of a rocket (the same size as a small van).