Предмет: Физика, автор: alinanozdracova00

М’яч кинули з поверхні землі вертикально вгору з початковою швидкістю 20 м/с. Визначте: швидкість руху та переміщення м’яча через 2 с після початку руху. g=10 м/с2

Ответы

Автор ответа: svitlanakvach0407

2

Ответ:

h = v0 - gt; h = 20•2-10•2/2 = 20 м

v = v0 - gt; v = 20-10•2 = 0 м/с

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: svetlana9611

Помогите!! Срочно!!
Jack Robinson (be) a famous explorer. Today he (come) to the television studio (give) an interview about his exciting life. Oliver Shade an interviewer, (talk) to him
Interviewer: Mr. Robinson, you (spend) your whole life (explore) the world. But we (know) that your special interest always (be) the British Isles. When you (get) interested in traveling?
Jack Robinson: I cant tell you the exact day but i remember that when I (be) a little boy l used (read) a lot. And once my parents (give) me a book about British geography When (look) through the book I (see) a picture of the Lake District. l (admire) the place greatly and at that moment (decide) (become) a traveler Interviewer: When you first (go) to the Lake District.
Jack Robinson: When I (leave) school my father (take) me on a journey to the North England and we (spend) a few days in the Lake District.
Interviewer: What other parts of England you (explore )?
Jack Robinson: (to be) to all the parts of the country and also to Scotland, Wales and Ireland. But i never (be) to India where I (go) next Monday Interviewer: Next Monday? Jack Robinson: Yes. We (start) on October 12, and at the end of the month we (to arrive) in India
Interviewer: You (go) by sea? Jack Robinson: Yes, of course. I (take) part in the expedition (discover) some lost Indian cities Interviewer: Isn't that great? I hope your journey (be) a success. The best of luck to you, sir.

ДАМ 30 БАЛОВ!!

1 год назад

Предмет: Английский язык, автор: Роксолана12

Очень прошу!Помогите!!!

1 год назад

Предмет: Английский язык, автор: makc667

Составьте предложения из слов: 1)How many Val have does books? 2)Bess how many little does dolls have ? 3)Mr Brown does how many horses have? 4)How many the queen towns have does? 5)Bob Green have cars how many does? 6)Granny does how many chicks have?

1 год назад

Предмет: Алгебра, автор: Аноним

помогите плесссссссссссссссссс

7 лет назад

Предмет: Физика, автор: danilbersenev2005

Как рассчитать дельту расстояния если расстояние равно 63 сантиметрам

7 лет назад