Astronomical knowledge 100 question, if you have the answer, please kneel down.

0 1, the nearest planet to the earth is (a)

A, Venus B, Mercury C, Mars

02, the mass of the largest planet in the solar system is (C).

A, Mars B, Saturn C, Jupiter D, Uranus

03, the fastest rotating planet in the solar system is (A)

A, Jupiter B, Saturn C, Uranus D, Neptune

04, the slowest rotation planet in the solar system is (B)

A, Mercury B, Venus C, Earth D, Mars

05, sunspots are located in the solar atmosphere (A)

A, photosphere B, chromosphere C, corona D, troposphere

06, solar flare is located in the solar atmosphere (B)

A, photosphere B, chromosphere C, corona D, troposphere

07, the energy of the sun comes from (C)

A, combination reaction b, decomposition reaction c, nuclear fusion d, nuclear fission

08, the planet of the solar system on earth looks the brightest is (B).

A, Mercury B, Venus C, Mars D, Jupiter

09. Which of the following satellites has the same rotation period as period of revolution (D)?

A, Ka Rong B, Io C, Io D, Moon

10, the largest volcano in the solar system is (C)

A, Vesuvius B, Wudalianchi

C, Mount Olympus D, martel Peak

1 1, the target that Galileo detected was (b).

A. Venus B Jupiter C Saturn D Mars

12, 1997 10 10/5, a probe flew to Saturn, and it will fly to Saturn in 2004. This probe is (b).

A, Voyager 1 B, Cassini C, Odyssey D and Voyager 2

13, the planet with the most intense atmospheric activity and the fastest surface wind speed in the solar system is (B)

A, Uranus B, Neptune C, Pluto D, Mercury

14, the following planets, transit phenomenon will happen is (a)

A, Venus B, Mars C, Jupiter D, Saturn

15, the following planets, the phenomenon that will happen to the sun is (D).

A, Mercury B, Venus C, Earth D, Jupiter

16, near-earth asteroids, through the earth's orbit is called (b).

A, Amor type B, Apollo type C, Armstrong type D and arani type.

17 and 1994 comets that hit Jupiter are called (D).

A, Wu Bai Comet B, Halley Comet C, comet hale-bopp D, Shoemaker-Levi 9.

18, the following planets, the most satellites is (b)?

A, Jupiter B, Saturn C, Mars D, Neptune

19, Chang Gung Memorial is China's ancient name for which planet? (2)

A mercury b venus c mars

20. Which comet is associated with the Leonid meteor shower? (1)

A. Comet Temple-Tuttle

B. comet swift-Tuttle

Comet Ikeya-zaki is in Pool C.

2 1. When is the inner planet most suitable for observation? (1)

A. East distance B. Shanghe C. West distance D.

22. Who discovered the first asteroid? (1)

A. Piazi Olbers Kipson

23, people's daily time is (C)

A. stellar time, B. apparent solar time, C. flat solar time

24, the sun is the tropic of cancer in the 24 solar terms (C).

A vernal equinox, B autumnal equinox, C summer solstice, D winter solstice.

25, naked eye, the brightest star in the sky is _ _-C _ _.

A. arcturus, Vega, Sirius

26, the most representative constellation in the winter night sky is (B).

A.canis major b Orion c Gemini d Taurus

27. The most prominent constellation in the starry sky in spring night is _ _ _ A _ _.

A. Leo Virgo Scorpio

28. In which constellation is Xuanyuan XIV located? (3)

A.cepheus Ursa Leo

29. Which of the following stars has nothing to do with the Winter Triangle? (2)

A. Betelgeuse B. Antares C. Nanhesan

30. Nineteen ancient poems: Cowherd Star, China girl on the Jiao Jiao River. What constellation is Vega in? (3)

Andromeda B. virgo C. lyra

3 1, the first astronaut into space was _ _ _ _ _.

Armstrong, Gagarin, Charles Duke

32. Generally speaking, what is the parallax of celestial bodies? Parallax refers to _ _ _ _ _ _ _ of the observed celestial bodies?

Size of celestial body from angle a to distance c

33. The annual apparent motion of the sun is a reflection of _ _ _ _ _.

The earth rotates once and the sun revolves once.

34. According to the division of star regions, there are _ _ c _ _ constellations throughout the day.

A 28，B 68，C 88

35. There is a _A___ relationship between the geographical latitude of a place and the horizon height of Polaris.

A equals both, b is greater than the latter,

C the former is less than the latter, and d is uncertain.

36. Which celestial body did the Egyptians use to make a 365-day calendar? (3)

A. the sun, the moon and Sirius

The density of neutron stars is as high as 100 billion tons/cubic centimeter, which is mainly composed of B.

Proton a, neutron b, electron c

38. The galaxy M5 1(NGC5 194) in Canis Canis is _ _ _ A _ _.

A. spiral galaxies B. elliptical galaxies C. irregular galaxies

39. In which constellation is M1Crab Nebula located? (2)

A. Cancer B. Taurus C. Scorpio

40. The mass of a white dwarf cannot exceed the Chandraseka limit. What is the limit of Chandraseka? (1)

A. 1.44 b 3.0 c 2.4

4 1. The unit of measurement for the distance between two celestial bodies on the celestial sphere is (C).

(a) light years (b) parsec (c) astronomical units (d) angular units.

42. The equivalent aperture of the LAMOST telescope being built in China is about (D) meters.

(a) 0.6 (b) 4 (c)10 (d)100m.

43. Most of the optical telescopes of the National Astronomical Observatory belong to (C).

(a) Refractive telescope (b) reflecting telescope (c) Refractive telescope (d) Flat telescope.

44. The astronomical unit is defined as (c).

(a) The distance of celestial bodies at an angle of one second relative to the sun and the earth; (b) The distance light travels in a year.

(c) The average distance from the earth to the sun (d) The time it takes for light to travel from the sun to the earth.

45. If there is an asteroid in the earth's orbit that does not rotate, according to the earth's time unit, the cycle of day and night somewhere above it is (B).

(a) There is no alternation of day and night (b) One day (c) One month (d) One year.

46. 193 1 year, Karl Jansky used his radio telescope to detect a radio signal from outside the earth, which reached (C )4 minutes every day, indicating that it was not from the sun, but from an extraterrestrial body.

(a) advance (b) postpone (c) neither advance nor postpone.

47. Assuming that after landing on Mars, we launch a spaceship on Mars and return to Earth, then the speed of the spaceship should be at least (c) km/s. 。

(A)3.5(B)5.0(C)7.9(D) 1 1.3

48. Because of (b), we can't see the back of the moon on earth.

(a) The moon does not rotate; (2) The rotation period of the moon is the same as that of the earth.

(c) The moon's rotation period is the same as its period of revolution around the Earth. (d) Any of the above points is wrong.

Fill in the blanks in the second part (one point for each blank, ***40 points)

0 1. The regression period of comets related to Leonid meteor shower is about __33__ years.

Through a special telescope, we can see that the photosphere of the sun is covered with a dense granular structure, which is called the _ _ _ _ structure of the sun.

03, the moon's orbit around the earth is called the white road.

04. Eclipses can be divided into total lunar eclipse and partial lunar eclipse, and total lunar eclipse can only occur on the 15th day of the lunar calendar.

05. The total lunar eclipse includes five stages: initial loss, eclipse, eclipse, illumination and last contact.

Eclipses can only occur in the new moon, the first day of the lunar calendar.

9. In recent years, dark areas called coronal holes have been found in some special positions of the corona through far ultraviolet and X-ray observation.

10, the rotation direction of most planets in the solar system is the same as the revolution direction, except Venus and Uranus; In addition, the axis of rotation of Uranus is almost perpendicular to the axis of rotation, and it is almost "lying" in the orbit.

1 1. As we all know, the geographical latitude of Beijing is 40 degrees north latitude, so the horizon heights of the noon sun in Beijing at vernal equinox, autumnal equinox, winter solstice and summer solstice are _50_ _ and _26.5_ _ respectively.

12, wind, frost, rain and snow mainly occur in the troposphere of the earth's atmosphere; The ozone layer is located in the stratosphere about 20-30 kilometers above the ground.

13, the Big Dipper belongs to _ _ Ursa major, and the ancient book says: "bucket handle refers to the east, and the world is _ _ _".

14, Sirius and a dark star near it form a pair of _ binary stars _, and Sirius companion is a _ white dwarf.

15 and the radio pulsar discovered in 1960s proved to be a neutron star rotating at high speed with a radius of about _ 10_ km.

16. Galaxies are celestial systems composed of billions to hundreds of billions of stars, interstellar gas and dust, occupying thousands to hundreds of thousands of light years. According to their shapes, galaxies can be divided into three categories: elliptical galaxies, spiral galaxies and irregular galaxies.

17, on a clear moonless night, a fuzzy oval spot can be seen in Andromeda, which is customarily called Andromeda Nebula; In fact, it is another galaxy outside the Milky Way, called Andromeda galaxy, which is about 2.2 million light years away from us.

18, the geocentric theory of the universe was established by _ ancient Greece _ astronomer _ Ptolemy _ around AD 140, based on the development of predecessors' theories.

The space telescopes launched by 19 and 1990 are also called _ _ Hubble _ _ telescopes with a diameter of _2.4__ meters.

There are three kinds of calendars: lunar calendar, solar calendar and yin-yang calendar.

2 1. During the Wei and Jin Dynasties, China formed three theories on the structure of the universe: Gaitian theory, Huntian theory and Michelle Ye theory.