1. Beidou Navigation Satellite System is a global satellite navigation system independently built and operated by China focusing on the needs of national security and economic and social development, and is an important national space-time infrastructure that provides all-weather, all-weather and high-precision positioning, navigation and timing services for global users, consisting of three parts: space segment, ground segment and ____.
A. Application segment
B. User segment
Answer: B
2. The rocket engine comes with its own propellant, does not depend on outside air, and can work in space without air. ____
A. Correct
B. Error
Answer: A
3. The orbital atmospheric density detection test satellite is a lightweight ____ satellite with a mass of 36 kg and a diameter of 60 cm.
A. Square
B. Spherical
Answer: B
4. When a seed is in a space environment and is "bombarded" with high-energy cosmic rays from all directions, various changes such as breaking, twisting, and recombination occur in the genes on its internal DNA.
A. Correct
B. Error
Answer: A
5. The filling time of cryogenic propellant is generally rocket launch ____.
A. The other day
B. First few hours
Answer: B
6. When performing space flight missions, astronauts generally lose weight. ____
A. Correct
B. Error
Answer: A
7. The structure of the launch vehicle is divided into four major sections: the payload compartment, the control instrument compartment, the propellant storage tank compartment and the engine compartment. ____
A. Correct
B. Error
Answer: A
8. The temperature of the rocket ignition is as high as 2800 degrees Celsius, and the launch platform on which the rocket is located must be resistant to high temperature, so technicians must coat a considerable area of ____ on the surface of the platform.
A. Special protective coating
B. Please help find other options
Answer: A
9. On May 17, 2021, the Zhurong rover transmitted telemetry data for the first time through Tianwen-1 ____.
A. Wrapper
B. Detector
C. Patroller
Answer: A
10. Satellite communication is limited by ground base stations. ____
A. Correct
B. Error
Answer: B
11. The extravehicular spacesuit is a small manned spacecraft. ____
A. Correct
B. Error
Answer: A
12. The mainland's Dongfanghong series of satellites belong to ____ satellites.
A. Communications
B. Please help find other options
Answer: A
13. The probe/satellite system is the most important vehicle for the ultimate achievement of the scientific objectives of each exploration mission. The detector platform provides support, control, command and management assurance services for the normal operation of itself and the payload, and the payload is used for ____ instruments and equipment.
A. Complete scientific exploration tasks
B. Please help find other options
Answer: A
14. The closest planet to the Sun in the Solar System is ____.
A. Mercury
B. Please help find other options
Answer: A
15. The experimental module of the Chinese space station I is named "____", and its main task is to carry out scientific and technical experiments in and outside the cabin, and it is also the working and living place and emergency shelter of astronauts.
A. Ask the sky
B. Please help find other options
Answer: A
16. The Moon is divided into ________
A. Cripp rock massif, oblique high rock massif, Aiken basin massif
B. Please help find other options
Answer: A
17. The spacecraft can rotate around the Earth in space orbit because the spacecraft has a certain speed (kinetic energy) and is affected by the Earth's gravity. ____
A. Correct
B. Error
Answer: A
18. The recovery period of Chinese astronauts after returning to Earth is about ____ months. Through recuperation, astronauts' physiological parameters returned to their pre-flight state.
A.3
B.2
C.1
Answer: A
19. In the space breeding experiment, after the seeds that have been in space return to the ground, they can be widely promoted and planted after the first generation of selection. ____
A. Correct
B. Error
Answer: B
20. Astronauts should carry out seven categories of study and training, mainly including: basic theoretical study, physical fitness training, psychological training, ____, lifesaving and survival training, flight procedures and mission training, and large-scale joint exercises.
A. Aerospace environment adaptability training
B. Please help find other options
Answer: A
21. The ______
A. Navigation satellite network
B. Please help find other options
Answer: A
22. On September 18, 2021, the Tianzhou-2 cargo spacecraft separated from the rear port of the space station's Tianhe core module and flew around the ____ port to complete automatic rendezvous and docking.
A. Forward
B. Please help find other options
Answer: A
23. When the Moon is near perigee and just in the full moon stage, the Moon visually appears to be the largest, so it is called "supermoon", which is not rigorous, and its accurate name in astronomy should be "____".
A. Perime lunar month
B. Sidereal Moon
C. Intersection Moon
Answer: A
24. The earliest satellite discovered by mankind was ____.
A. Moon
B. Europa
C. Phobos
Answer: A
25. The shape of the Wentian experimental module is very different from the sky and the core module, in addition to a large column segment, there is also a pair of huge solar sails in the tail to ensure the space station ____.
A. Electricity supply
B. Signal transmission
C. Posture stability
Answer: A
26. The spacecraft ____ system is responsible for the capture, tracking and measurement of the spacecraft's manned trajectory, the search and recovery of the return module, and the tasks of medical supervision, medical insurance, medical rescue and emergency escort after the astronauts leave the capsule.
A. Recovery landing
B. Follow-up monitoring
Answer: A
27. The mainland's first artificial satellite, Dongfanghong 1, its quality, tracking means, signal form, star thermal control and other technologies have exceeded the level of the first satellite of other countries. ____
A. Correct
B. Error
Answer: A
28. In places such as far seas where mobile signals cannot be covered, Beidou short message communication service can help fishermen send distress messages more quickly and realize the rescue of ships in distress. ____
A. Correct
B. Error
Answer: A
29. On November 6, 2019, the China National Space Administration for the first time opened the 16-meter global data of the two satellites Gaofen-1 and Gaofen-6 to the international community, enabling the international community to enjoy the rapid development of China's space achievements.
A. Free
B. Conditional
Answer: A
30. An important symbol of the integration of the Beidou system into the international system is ____
A. Access to international standards
B. Joining ITU
C. Management of the international radio spectrum and satellite orbit resources
Answer: A
31. In order to reduce the flight deviation, the orbital control carried out to make the probe fly along a predetermined orbit is called ____.
A. Amendments
B. Maneuver
Answer: A
32. Space weather mainly monitors and studies ______ Like meteorological elements such as wind, frost, rain and snow in the earth's weather, there are also detectable environmental parameters in the space environment, but replaced with particles, magnetic fields, electromagnetic waves and other parameters.
A. Sun
B. Earth
C. Moon
Answer: A
33. In order to streamline the rudder body of the domestic snowmobile for the Winter Olympics, the scientific research project team responsible for this work adopted aerospace ____ and structural design technology.
A. Remote sensing monitoring
B. Wind tunnel experiments
Answer: B
34. The white paper "China's Space in 2021" pointed out that in the next five years, China will continue to implement the lunar exploration project, launch the Chang'e-7 probe, and complete the exploration of the lunar polar region and shadow crater leap.
A. Soft landing
B. High-precision landing
Answer: B
35. On June 16, 2016, the Information Office of the State Council issued a white paper entitled "China's Beidou Navigation Satellite System". The white paper points out that China has always adhered to and practiced the development concept of "____", served the construction and development of the "Belt and Road", and actively promoted international cooperation in the Beidou system.
A. China's Beidou, the world's Beidou
B. Autonomous, open, compatible and gradual
Answer: A
36. In the national forest resources census, navigation technology combined with remote sensing and other technologies have played an important role.
A. Fengyun satellite
B. Beidou satellite
Answer: B
37.The solar system is a celestial system composed of the sun, large planets, moons, asteroids, comets, meteoroids, meteorites, and interplanetary material. ____
A. Correct
B. Error
Answer: A
38. The phenomenon of satellites entering the Earth's shadow is called ____.
A. Earth shadow
B. Satellite or star eclipse
Answer: B
39. The manned maneuvering device can carry astronauts to fly freely in space, and the manned maneuvering device uses high pressure ____ as the flight power in a weightless environment.
A. Oxygen
B. Hydrogen
C. Nitrogen
Answer: C
40. The interstage taxiing of the rocket means that the upper stage of the rocket does not immediately ignite after separating from the lower stage, but first glides upward by inertia without power for a period of time. ____
A. Correct
B. Error
Answer: A
41. The Wentian experimental module is equipped with the same astronaut living facilities as the sky and the core module. ____
A. Correct
B. Error
Answer: A
42. The system in the space station responsible for providing the oxygen needed by astronauts for metabolism and replenishing the oxygen and nitrogen consumed due to cabin leakage and other reasons is ____.
A. Measurement and control and communication system
B. Environmental control and life support systems
Answer: B
43. According to the internationally accepted classification standards, rockets with a carrying capacity of more than 20 tons in low-Earth orbit and more than 10 tons in geosynchronous transfer orbit can be called ____.
A. Medium launch vehicle
B. Large launch vehicles
Answer: B
44. The impact of weather factors on rocket launch missions.
A. Yes
B. None
Answer: A
45. The effect of lightning on rocket launches.
A. Yes
B. None
Answer: A
46. On October 12, 2005, mainland astronauts ____ successfully entered space on the Shenzhou-6 manned spacecraft, realizing the first mainland "multi-person multi-day" mission flight.
A. Yang Liwei, Nie Haisheng
B. Fei Junlong, Nie Haisheng
C. Yang Liwei, Fei Junlong
Answer: B
47. The launch process of a stationary satellite is usually divided into three stages, in the order of ___. (1) Issue a remote control command to ignite the satellite engine; (2) the third stage rocket ignites, so that the satellite accelerates in the direction of flight and then disengages; (3) Launch a combination of a three-stage rocket and a satellite into low-Earth orbit.
A.①→②→③
B.③→②→①
C.②→①→③
Answer: B
48. The manned spacecraft life support system was developed on the basis of ____.
A. Aircraft environmental control system and biosatellite life support system
B. Spacecraft environmental control system
Answer: A
49. The ground logistics support system of the space station is ____.
A. Experimental cabin
B. Cargo spacecraft
C. Core module
Answer: B
50. The continent called ____ "Glowing Star" in ancient times, which is one of the three terrestrial planets of the solar system, with a diameter of about 1/2 of the Earth, a volume of less than 1/6 of the Earth, and a mass of 1/10 of the Earth.
A. Saturn
B. Venus
C. Mars
Answer: C
51. On April 30, 2022, the Long March 11 carrier rocket carried the launch of the Jilin No. 1 Gaofen series of satellites in the form of "one arrow and five satellites" and achieved complete success. This is the first time that the mainland has realized the launch of carrier rockets at sea "____", that is, the integration of general assembly, general measurement, port departure, and launch.
A. Centralized
B. One dragon
C. One-stop
Answer: C
52. In October 2003, Yang Liwei entered space aboard Shenzhou 5, and one detail worth noting is that the timing method of "____" accompanied Chinese people into space for the first time.
A. World Time
B. Beijing time
Answer: B
53. Applied satellites refer to satellites that directly serve the national economy and the military, and the main uses of applied satellites are radio signal relay, earth observation platform, and ____.
A. Monitoring the situation in space
B. Transmitting radio signals
C. Navigation positioning datum
Answer: C
54. Spacecraft attitude control includes ____ two aspects. The former is the process of maintaining the existing attitude, and the latter is the process of reorientation of the spacecraft from one attitude to another.
A. Attitude stabilization and attitude maneuvering
B. Attitude correction and attitude maneuvering
Answer: A
55. The ____ in the satellite gives agricultural production an additional protective cover, which can analyze the drought degree of the soil through remote sensing, and also detect the growth of crops.
A. Remote sensing satellites
B. Meteorological satellites
Answer: A
56. When there is lightning near the launch pad, it is not possible to launch rockets into clouds with thunderbolts. ____
A. Correct
B. Error
Answer: A
57.In 2010, China selected three impact craters from the Chang'e-1 satellite imagery, named Cai Lun, Bi Sheng and ____, which were approved by the International Astronomical Union.
A. Zhang Yuzhe
B. Qin Jiushao
C. Guo Shoujing
Answer: A
58. The material-dense part of the Milky Way forms a disk, and the bulging bulbous part in the center of the disk is called the nucleus. ____
A. Correct
B. Error
Answer: A
59. On 19 July 1964, the mainland's first biological test rocket carrying rats was launched. ____
A. Correct
B. Error
Answer: A
60. Chemical damage to the surface of spacecraft comes mainly from ____ atoms in the upper atmosphere.
A.氮
B. Oxygen
C.氢
Answer: B
61.All seeds are suitable for sending into space for space breeding experiments. ____
A. Correct
B. Error
Answer: B
62. Through the method of spectral analysis, the chemical composition of stars can be measured qualitatively or quantitatively, and the temperature, size, mass, density, etc. of stars can be determined. ____
A. Correct
B. Error
Answer: A
63. The most common classification of extragalactic galaxies is proposed by Hubble in 1926, who divided galaxies into elliptical galaxies, spiral galaxies and irregular galaxies according to the ____ of galaxies.
A. Morphology
B. Size
C. Substance distribution
Answer: A
64. In mainland forestry management, forest rangers patrol forests and forest fire prevention use Beidou's unique short message function. ____
A. Correct
B. Error
Answer: A
65. The most massive and massive planet in the Solar System is ____.
A. Venus
B. Jupiter
C. Mars
Answer: B
66. The manned spacecraft ____ plays a role in support and service, that is, providing power and power for the spacecraft, attitude control, orbit change and braking, and providing oxygen to astronauts.
A. Return capsule
B. Propulsion module
Answer: B
67. During the approach of the Shenzhou 11 spacecraft to the Tiangong-2 space laboratory, the Shenzhou-11 spacecraft docked once when it was 5,000 meters, 400 meters, 120 meters and 30 meters away from the Tiangong-2 space laboratory. At each stop, Shenzhou 11 must check whether the position, distance, and attitude are appropriate through the sensitive instrument and ____, and make orbit corrections.
A. Communication equipment
B. Hand control operating system
Answer: A
68. During the flight of the atmosphere, the rocket will always accelerate in order to break free from the earth's gravity, and the Mach number (the ratio of the speed of an object's motion to the speed of sound in the surrounding air) will even exceed 5. The higher the Mach number, the higher the surface temperature of the object, so the rocket must have sufficient anti-heat insulation measures.
A. Small
B. Large
Answer: B
69. The successful launch of the DF-4 long-range surface-to-surface strategic missile indicates that the mainland has conquered the technology of connecting and separating the stages of the two-stage rocket and the technology of high-altitude ignition of the engine. ____
A. Correct
B. Error
Answer: A
70. The Milky Way refers to the entire vast planetary system, including the Solar System. ____
A. Correct
B. Error
Answer: B
71. Among the scientific exploration instruments on board the Chang'e-1 satellite, the one used to obtain the lunar surface light wave map is ____.
A. Interferometric imaging spectrometer
B. Microwave detector
C.Y/X-ray spectrometer
Answer: A
72. A thermal control method that uses liquid in contact with a solid in convective motion to generate heat, called fluid convective circulating thermal control. In this way, it is possible to control the ambient temperature of various instruments, equipment and cabins of spacecraft.
A. Transfer
B. Elimination
Answer: A
73. At 9:56 on April 16, 2022, the Shenzhou 11 manned spacecraft return module successfully landed at the Dongfeng landing site, and after 17 years, the return module landed smoothly again.
A. Dumping posture
B. Upright posture
Answer: B
74. On November 20, 1999, the mainland's first unmanned test spacecraft ____ took off from the Jiuquan Desert and flew into space, and the Chinese nation's dream of flying into the sky began to be realized.
A. Dongfanghong No. 1
B. Long March 1
C. Shenzhou 1
Answer: C
75. The satellite that conducts experiments with new technologies or tests for application satellites is ____.
A. Scientific satellites
B. Application satellites
C. Technical test satellites
Answer: C
76. Since devoting himself to the space industry in the 50s of the 20th century, one of the pioneers and founders of the mainland's space industry, a well-known missile and rocket expert, has successively served as the deputy chief designer of the liquid ballistic surface-to-surface medium-range and short-range missiles and medium-range missiles developed by the mainland itself, and the chief designer of intercontinental missiles and the Long March-2 carrier rocket.
A. Wang Shubao
B. Chen Jianxin
C. Tu Shou (è)
Answer: C
77.Among astronauts responsible for payload management, operation, maintenance, and space science experiments and technical experiments, they are ____.
A. Load expert
B. Space pilots
C. Flight Engineer
Answer: A
78. On January 10, 2001, the Shenzhou-2 unmanned spacecraft was launched under the support of the ____ carrier rocket.
A. Long March 2C
B. Long March II F
Answer: B
79. The lunar exploration project developers and builders have condensed and formed the lunar exploration spirit of chasing dreams, daring to explore, collaborating to tackle tough problems, and win-win cooperation, of which ____ is the source of vitality of the lunar exploration spirit.
A. Have the courage to explore
B. Cooperation and win-win
C. Collaborative attack
D. Chase dreams
Answer: D
80. The total flight time of Shenzhou 11 has been increased from 15 days to 33 days in order to assess the astronauts' medium-term residence ability. This means that in the development of manned spaceflight, a huge leap has been achieved. Shenzhou 11 is also the last manned flight before the mainland builds the space station, indicating that the ____ in the three steps of the continent's manned spaceflight has been successfully completed.
A. Step 1
B. Step 2
C. Step 3
Answer: B
81. The earth and Mars gradually move to both sides of the sun and the three are almost in a straight line, the interference of solar electromagnetic radiation gradually increases, the communication between the machine and the ground is disturbed, and there is instability or even interruption, this phenomenon is called "__".
A. Riling
B. Solar eclipse
Answer: A
82. The "meta-aramid and insulating materials" on the spacesuit can withstand a high temperature of 200 degrees Celsius, and has good insulation properties, which can be applied to ___.
A. Down jacket
B. Anti-arc suit
Answer: B
83. The launch vehicle launched near ____ can maximize the use of the earth's rotation speed and save propellant consumption, thereby improving the carrying capacity of the rocket.
A. Equator
B. Bipolar
Answer: A
84. The successful completion of the Shenzhou XII manned spacecraft mission marks the first time that a manned spacecraft on the mainland has the ability to return to the landing site from ___ orbit.
A. Fixed height
B. Different heights
Answer: B
85. Using Beidou ____, the cracks, settlements, displacements and other conditions of ancient buildings can be monitored in real time.
A. High-precision positioning
B. Emergency terminal
Answer: A
86.Many things that seem common to us were first applied to the field of space technology, for example, ____.
A. Compass
B. Digital cameras
Answer: B
87. The orbital space environment that affects the safety of the launch and operation of the manned space station is mainly the atmospheric environment, high-energy radiation environment and meteoroid environment. ___
A. Correct
B. Error
Answer: A
88. The Long March-8 carrier rocket is a non-toxic and non-polluting "green" rocket developed on the basis of liquid oxygen kerosene and liquid hydrogen liquid oxygen engine, and is a representative of the new generation of medium-sized launch vehicles in the mainland. ___
A. Correct
B. Error
Answer: A
89. Through the application of the Beidou system, staff can control dynamic targets at sea 24 hours a day, so as to detect suspected smuggling incidents and form a strong deterrent to lawbreakers. ____
A. Correct
B. Error
Answer: A
90. The ____ in the satellite can predict natural disasters such as typhoons, tsunamis, and mudslides, and the pollution phenomena caused by human production and life can be seen at a glance
A. Meteorological satellites
B. Remote sensing satellites
Answer: A
91. During the 2022 Beijing Winter Olympics, astronauts watched the live broadcast of the Olympic Games through the computer screen in the space station.
A. Yes
B. Can't
Answer: A
92.Site selection for spacecraft launch sites needs to take into account the effects of Earth's rotation. ____
A. Correct
B. Error
Answer: A
93. Space projects that fly into the sky can be insured. ___
A. Correct
B. Error
Answer: A
94. Before the rocket is launched, when there is a cold air head in the atmosphere at an altitude of 3,000 meters above the launch site, the rocket ___ is launched.
A. Not yet
B. Right away
Answer: A
95.Solar activity is a source of disturbance in the near-Earth space environment, and large solar eruption activities directly affect the near-Earth space environment, such as solar proton events causing changes in the high-energy radiation environment. ___
A. Correct
B. Error
Answer: A
96. The sun releases light and heat all the time, and is the largest energy treasure trove in the solar system, so can spaceflight use the power of the sun__
A. Completely impossible
B. It is possible
Answer: B
97. Placing the 1:1 model of the spacecraft in a large tank can produce some changes and sensations similar to weightlessness, and through this ____, astronauts can be trained to work in weightlessness.
A. Vestibular function training
B. Head down training
C. Water immersion training
Answer: C
98.Earth is the only inhabited planet in the solar system. Its order from near to far from the Sun is ___ planets.
A. Second
B. Third
C. Fourth
Answer: B
99. The distribution of interstellar material is uneven, and in some places the density of material is large, and some cloud-like celestial bodies can be seen on photos or with the naked eye with telescopes, called ___.
A. Meteoroids
B. Nebula
Answer: B
100. Changes in the space environment will not only affect the operation of spacecraft, but also affect or even damage technical systems such as communication systems, power systems, and oil pipelines on the ground. ___
A. Correct
B. Error
Answer: A