Title: National Astronomical Observatories of China Graduate School Entrance Examination Questions
What is the Hubble Space Telescope primarily used for?
A) Observing exoplanets
B) Studying black holes
C) Imaging distant galaxies
D) Monitoring solar flares
Which of the following is NOT a characteristic of a planet?
A) Orbits a star
B) Has a spherical shape
C) Possesses a moon
D) Emits its own light
What is the primary force that governs the motion of celestial bodies in the solar system?
A) Gravitational force
B) Electromagnetic force
C) Nuclear force
D) Centrifugal force
Describe the difference between a comet and an asteroid.
Explain how the Doppler effect is used to determine the motion of stars and galaxies.
Discuss the significance of the cosmic microwave background radiation in the context of the Big Bang theory.
Exoplanets have been a major focus of astronomical research in recent years. Discuss the methods and technologies used to detect and study exoplanets, and explain the potential implications of discovering habitable exoplanets.
Black holes are enigmatic objects that have captured the imagination of scientists and the public alike. Provide an overview of the formation and properties of black holes, and discuss the observational evidence for the existence of black holes in the universe.