Ответ по предмету Математика: на площадке выгуливали 10 щенков догов и лабрадоров лабрадоров было на 4 меньше чем догов Сколько щенков лабрадоров И сколько щенков дагов выгуливали на площадке

Предмет: Физика, автор: byblik349

Камень падает на дно озера. Силы действующие на камень: сила тяжесити равно 2 Н, архимедова сила равна 0,9 Н, сила сопротивления со стороны воды равна 1 Н. Ускорени, с которым камень падает на дно равно 2м/с(в квадрате)
Задания:
А) Выполнить чертёж с указанием действиющих на камень сил
Б) Найти равнодействиющую силу и определить её направление (0,1 Н, вниз)
В) Определить массу камня в граммах ( 50г )

5 лет назад

Предмет: Информатика, автор: geunikk

помогите, пожалуйста, и с объяснением того как решать задачу, пожалуйста

5 лет назад

Предмет: Английский язык, автор: sergijmagega6

1. These essays a) were published c) was being published last year. b) be published d) was publishcd 2. I'm looking for a book a) on c) of Ukrainian cuisine. b) in d) at sorry, I didn't want to cause any inconveniences. 3. I'm a) terribly c) terrible b) terribler d) the most terrible 4. The more expensive the diamond a) best c) the best quality it has. b) the better d) better 5. That be true! a) can't c) mustn't b) shouldn't d) oughtn't to 6. The tasks get complicated. a) morc and most b) most and most d) more and more c) most and more 7. Forgive a) my taking up c) me take up so much of your time. b) taking up d) being taken up 8. Mother told Max a) went c) would go to bed. b) to go d) had gone 9. Their quarrelling was heard a) among c) all over the building. b) with d) onto this film. 10. But for her parents she a) had watched c) would watch b) would have watched d) watched.11. I am sorry a) to be breaking c) to break your pencil. b) to have broken d) to have been broken each other for ages, they had a lot to talk about. 12. a) Not secing c) Not having seen b) Not seen d) Not being scen 13. The instructions are clear, you a) shouldn't c) must not use the camera underwater. b) don't have to d) haven't to 14. Please, remember a) closing c) your closing the door when you go out. b) having closed d) to close I want to say that everything I did was to save you. 15. a) Latter c) The lastly b) Lastly d) Last 16. We asked Thomas where a) did he live b) he lives d) had he lived his medical studies, he would be a doctor now. c) hc lived 17. If he a) have finished c) finished b) had finished d) finish Wall Street in New York is in City of London is 18. Just as of commerce and finance so centre for money matters. a) the, -, -,-, - c) the, -, a, the, the centre b) -, -, the, the, the d) -, -, an, -, the 19. He is said a) to have been left c) to left all his money to his only child. b) to leave d) to have left 20. our meal, we went out. a) Finished c) Having finished b) Finishing d) IHaving been finished.21.nese towels a) will wash c) will be washed by the maid tomorrow. b) will be washing d) will being washed 22. These are very long a) storys c) storyes b) stories d) storis 23. Information a) is c) has available at the front desk. b) are d) have Second World War ended in 1945. a) c) The 24. b) An d) - 25. Some plants in this store require very little care, but this one needs much more sunlight than a) the others c) the others one b) the others ones d) other's ones 26. It became quite clear that something a) has gone c) goes wrong. b) went d) go 27. I see that he has lost pencil, perhaps you can lend him a) his, your c) his, yours b) her, you d) hers, your 28. After he a) has read c) has been reading the poem, he'll learn it by heart. b) had read d) read 29. We shall start at six o'clock if it a) will have stopped c) stops raining by that time. b) has stopped d) will stop 30. Hardly a) did it stop c) has it stopped raining when a rainbow appeared in the sky. b) had it stopped d) had it been stopping.31. My brother recognised him. a) changed c) had changed so much since our last meeting that I hardly b) was changed d) has bcen changed 32. By next August, I a) shall finish c) shall finish my exams and I'll be ready for a holiday. b) shall be finishing d) shall have finished 33. All a) has c) is special tasks to perform. b) have d) are 34. The secretary a) typed c) has typed the report two days ago. b) was typing d) typcs 35. He read a newspaper and then a) went c) will go to bed. b) were going d) goes they? 36. They didn't have to go there by plane, a) did have c) didn't b) weren't d) did - England last year. 37. I saw him yesterday. I thought he a) left c) is leaving b) had left d) will leave 38. Sunday was a) the cold c) will leave day of the year. b) colder d) the coldest 39. I can't hear you. Can you speak a) louder c) loudest b) loud d) much louder a bus this morning. b) took d) taking 40. The tourists a ) take c) have taken.

5 лет назад

Предмет: Химия, автор: Эльназ11

В КАКОЙ ГРУППЕ РАСПОЛОЖЕН ЭЛЕМЕНТ, который, вступая в реакцию в свободном виде , всегда получает электрон?
В какой группе расположен элемент , который не вступает в химические реакции , т.е. не получает и не отдаёт электрон?

9 лет назад

Предмет: Физика, автор: панда85

какой скоростью катится тележка массой 500 грамм если ее импульс равен 4кг*м/с

9 лет назад

на площадке выгуливали 10 щенков догов и лабрадоров лабрадоров было на 4 меньше чем догов Сколько щенков лабрадоров И сколько щенков дагов выгуливали на площадке

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