какая плотность у фарфора? - №11603825

какая плотность у фарфора?
- Предмет:
  Физика
- Автор:
  reynaldo
- 6 лет назад

Ответы 2

2/467млл на 1 кб м..............
- Автор:
  paddyleblanc
- 6 лет назад
- 0
2300кг/м^3Есть специальная таблица плотности веществ.
- Автор:
  helen97
- 6 лет назад
- 0
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Упражнение 1: Раскройте скобки, употребляя глаголы в Present Continuous или в Present Simple.
1. I (to take) my sister to school now.
2. He (to help) his father now.
3. At the moment they (to go) to the river for a swim.
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5. I (to read) now.
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14. You (to work ) now?
15. He (to play) now?
16. They (to eat) now?
17. Your sister (to rest) now?
18. What you (to do) now?
19. What you (to read) now?
20. What they (to eat) now?
21. I (to take) her to school every day.
22. He (to help) his father very often.
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25. I (to read) every day.
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30. She (not to drink) coffee after lunch.
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34. You (to work) every day?
35. He (to play) in the afternoon?
36. They (to eat) at school?
37. Your sister (to rest) after school?
38. What you (to do) every morning?
39. What you (to read) after dinner?
40. What they (to eat) at breakfast?
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