Hello! My name is Mike. I am from(来自) the USA. Now I am in China with my parents. I like China. I like Chinese food, too. I have breakfast at home. I eat an egg, bread and porridge (粥) for breakfast. I do not like milk. I have no time (时间) to go home for lunch. So I have it at school. The lunch in our school is good. I can have different(不同的) food for lunch. I eat rice, meat and vegetables. Sometimes I have noodles (面条) and dumplings (饺子). I have dinner at home with my parents. Sometimes we go out to eat with friends. We have chicken, vegetables and fruit.

如图，静静同学手中握着一个圆形饮料瓶（瓶重忽略不计），在空中静止，杯中装有重2N的饮料，瓶子受到的摩擦力是____ N；当她喝掉一半饮料后用力握瓶子，瓶子仍在空中静止，此时瓶子受到的摩擦力是____ N.

雅戈尔集团将一种原产于我国云南山区、有“天然纤维之王”美誉的麻类植物改良后命名为“汉麻”。目前，雅戈尔集团的西双版纳勐海工业园区已成为全国“汉麻”的种植、加工中心和“汉麻”纤维化产业示范区。根据材料回答下列问题。