Предмет: Окружающий мир, автор: art498398493

назви умови виникнення горіння

Ответы

Автор ответа: Andrey0462

1

Для виникнення горіння необхідна наявність в одному місці та в один час трьох компонентів, так званий трикутник вогню: горючої речовини, окисника (кисню) та джерела запалювання

Автор ответа: Artyomka799

0

Відповідь: горюча речовина; наявність кисню (повітря); нагрівання речовини до температури займання.

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Алгебра, автор: fctdgsygfdhngfxzgsac

Обчислити значення похідних функцій у заданих точках

Вычислить значение производных функций в заданных точках

1 год назад

Предмет: Английский язык, автор: gevorghakobyan122

I asked my friend yesterday whether he wore yellow or red shirts

1 год назад

Предмет: Українська мова, автор: sofi5471

Допоможіть дам 40 балів

1 год назад

Предмет: Английский язык, автор: SanyaCherry17

Срочно!Помогите пожалуйста с английским языком!
Тест
Choose the correct variant.
1. She cannot run as fast as _______ does.
a) he b) him c) his
2. The bus was completely empty. There wasn't _______ on it.
a) nobody b) somebody c) anybody
3. She is interested _______ languages, but she is not good ______them.
a) in/at b) at/in c) for/ in
4. What is the most beautiful country you __________?
a) have ever visited b) are visiting c) have been visiting
5. What language _________ in France?
a) is speaking b) is spoken c) does speaking
6. If you ______ me more time, I would have made a better report last week.
a) gave b) had given c) have given
7. We'll see you ______ Sunday.
a) on next b) at next c) next
8. They have more money than _________ .
a) them b) you c) us
9. A little ______ than 500 years ago North America was a vast wildness.
a) last b) least c) less
10. The woman next door disappeared two months ago.
She ______ since then.
a) haven't been seen b) hasn't been seen c) didn't see
11. If you took more exercise, you ____ better.
a) would feel b) will feel c) feel
12. This is Mr Brown, _______ invention has helped a lot of people.
a) whose b) which c) that
13. He's not busy today. He hasn't got _______to do.
a) little b) many c) much
14. I wish I ______ to Ann's party last night.
a) went b) has gone c) had gone
15. The article she wrote was full ______mistakes.
a) with b) of c) from
16. "Is this your book?" "Yes, it's ______.
a) mine b) my c) of my
17. He was busy and couldn't listen ______ the radio.
a). to b) on c) at
18. Would you like ______juice?
a) any b) any more c) some
19. No news ______ good news.
a) were b) is c) are
20. The lecture gave ______ interesting information.
a) few b) a lot of c) many
21. He failed the exam. He ______ enough.
a) had not studied b) had studied c) has studied
22. He's a very dangerous criminal. He is ______ in the city.
a) more dangerous b) one of the more dangerous c) the most dangerous one
23. Where is the picture ______ was on that wall?
a) that b) who c) what
24. They arrived ______ the railway station at 6 o'clock yesterday.
a) in b) at c) on
25. Ann was late for work. Her boss was surprised. She ______ late before.
a) had never been b) wasn't c) didn't

7 лет назад

Предмет: Математика, автор: nisathamidov

2. Определите закономерность и найдите число вместо
1 - 5 - 21 - 85
2 - 7 - 32 - 157
3 - 9 - 45 - Х
А) 261 В) 312 С) 184 D) 246 E) 278

7 лет назад