IOAA 2013, Отборен тур, вертикални въпроси — Задача 5. E.
13 т.
Условие
i. What would have been temperature of CMBR at z=8.63? (upto 1 decimal) [3 т.]
ii. The axial tilt of the Earth (integer) [2 т.]
iii. Number of planets of the Solar System that have moons. [1 т.]
iv. The wavelength used to chart the Milky Way (in cm). [2 т.]
v. Pleiades is M__. [2 т.]
vi. Write scientist number in correct sequence
- He confirmed the Big Bang Theory by observing the CMBR
- He coined the name “Big Bang Theory”
- He introduced Big Bang Nucleosynthesis
- Robert Wilson
- Alexander Friedmann
- Edwin Hubble
- Fred Hoyle
- George Lemaitre
- Fritz Zwicky
- Arthur Walker
- George Gamow [3 т.]
Отговори
i. 263
Printed after the question as the grid entry (“- 263”) of the crossword answer sheet.
ii. 23
Printed after the question as the grid entry (“- 23”) of the crossword answer sheet.
iii. 6
Printed after the question as the grid entry (“- 6”) of the crossword answer sheet.
iv. 21
Printed after the question as the grid entry (“- 21”) of the crossword answer sheet.
v. 45
Printed after the question as the grid entry (“- 45”) of the crossword answer sheet.
vi. 148
Printed after the question as the grid entry (“- 148”) of the crossword answer sheet.
Решение
Внимание: Непълно решение
The paper prints only the answer code after each question (the crossword grid entry); no worked solution is given.
i. - 263
ii. - 23
iii. - 6
iv. - 21
v. - 45
vi. - 148
Оригинал в Архива: Vertical_questions.pdf