Онлайн-тест
8 запитань
Запитання 1
What was the height and width of the first submarine?
Запитання 2
Who became the founder of the electrified system?
Запитання 3
What did the guard do when enemies appeared?
Запитання 4
Who confirmed that it was the Ukrainians who initiated the development of the X-ray machine?
Запитання 5
Under whose leadership was the first human flight into space?
Запитання 6
What prompted Volodymyr Melnykovy to create ecological fuel for cars?
Запитання 7
Who became the first customer of the helicopter?
Запитання 8
What was the method of extracting salt from sea water?
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