Что такоэ плавление?Кристаллизация?

сколько хромосом находится в лимоне и яблоке?

какое из событий 2 мировой войны оказало на вас наибольшее впечатление? его особенности и почему оно произвело на вас впечатление. определите его значение

Сократите дробь: 8х^2-4xy/у-2х

А.4

Б.-4х

В.4х

Г.-4

(нужен не только ответ,но и решение)

Задание: заполните пробелы в тексте с помощью подходящей формы слова, приведенных ниже

(1) compare, (2) child, (3) generate, (4) educate, (5) hard, (6) agree, (7) revise,
(8) examine, (9) exaggerate, (10) behave.

Parents and teachers are always making ___(1) between the time when they were___ (2) and the present __(3).
They say everything was better than it is today,especially in __(4).
For example, they say the used to work much __(5) in school , and that nowadays , we aren't very interested . I __(6) , because we spend hours every day doing homework after our lessons or __(7) for __(8). I wonder if your parents really had to study so much after school every day. In my opinion, it is no__(9) to say we have forgotten how to play. I think one reason why kids __(10) in class is because they need to get rid of stress.