Which of the following statements correctly distinguishes a nadir sensor from a sun sensor in satellite technology? A) A nadir sensor is used for detecting the Sun's position, while a sun sensor measures the Earth's surface. B) A nadir sensor measures the position of the Earth

In which city is Dogu Anadolu Gozlemevi (DAG) located?   a. Kars b. Van c. Erzurum d. Elazığ

- What is the necessity of studying Van Allen Radiation Belts in terms of satellites? - Please write 3 challenges of living on Mars.   - What is OBC (On-board Computer) and which does it have components?

What does TMTC stand for? A) Telemetry Telecommand B) Time Machine Travel Control C) Temperature Measurement Tool D) Teleportation Module

"What is the South Atlantic Anomaly?" a) A region where Earth's inner Van Allen radiation belt comes closest to the planet's surface. b) A large underwater canyon in the South Atlantic Ocean. c) An area with unusually high sea temperatures near the coast of Brazil. d) A unique

Space qualification ensures that the spacecraft survives instrument and satellite assembly, integration, and verification programs, followed by the satellite launch and operational environments. Which of the following is not an element of space qualification? A) Vibration

Space will become a business market the near future, creating a lot of new opportunities and occupations. The closest economic breakthrough will be services provided by satellites in Earth’s orbit. Give examples of how satellites can be of use in the near future.

What is a ground station in the context of space telecommunications? A) A device on a satellite that collects data B) A facility on Earth that communicates with satellites C) A type of space telescope D) A satellite that orbits the moon

From which authority must one obtain permission to launch a satellite? a) The International Telecommunication Union b) United Federation of Planets c) United Nations d) NASA e) European Space Agency

What is the primary purpose of the thermal control system in a spacecraft? A. To provide propulsion for the spacecraft. B. To regulate the spacecraft's temperature. C. To monitor the spacecraft's position. D. To communicate with ground stations.

Which of the following is a disadvantage of solid rocket boosters? A. They can be throttled down and restarted. B. They require complex designs with many components. C. Once ignited, they cannot be switched off. D. They have a lower power-to-mass ratio compared to liquid

What is the function of a star tracker in a satellite? A. To provide propulsion. B. To determine the orientation of the satellite with respect to the stars. C. To communicate with ground stations. D. To generate power.

Which of the following best describes the unique capability of the Stratospheric Observatory for Infrared Astronomy (SOFIA) compared to ground-based infrared telescopes? a) SOFIA operates in space, avoiding atmospheric distortion entirely. b) SOFIA can observe the universe from

What is termination shock? A) The point in the heliosphere where the solar wind slows down abruptly due to interactions with the interstellar medium. B) The region around a black hole where the escape velocity equals the speed of light. C) The boundary where the Earth's

Which gas makes up most of the Martian atmosphere? A) Oxygen B) Nitrogen C) Carbon dioxide D) Hydrogen

What is De-tumbling? A) Using magnetic torquers, reaction wheels, or thrusters to stop a satellite from spinning uncontrollably. B) The process of ensuring a satellite maintains a stable orientation for its mission. C) The process of stabilizing the spacecraft's rotation to

Which astronomer is known as the “Mother of the Hubble Space Telescope”? A) Nancy Grace Roman B) Marie Curie C) Henrietta Swan Leavitt D) Cecilia Payne-Gaposchkin

Which of the following statements about interferometers is true? A) Interferometers decrease resolution but increase sensitivity. B) Optical interferometry involves mixing light collected by a single telescope. C) Interferometers involve multiple telescopes observing the same

Which of the following is not found in ADCS/AOCS? A) Star Trackers B) Reaction Wheels C) Nadir Sensor D) Fire Sensor

What is the device we send with Perseverance Mars rover to generate oxygen on Mars? a) EDL system b) MMRTG c) Sample Caching System d) MOXIE

A batch of Starlink satellites which was launched on February 3, 2022, have reentered the Earth's atmosphereand crashed down, without ever reaching their intended orbit. What was the reason behind this incident?   A) The satellites interacted with the Van Allen Belt which caused

What is the first molecule discovered in space? A) Water (H2O) B) Methane (CH4) C) Methylidyne radical (CH) D) Carbon dioxide (CO2)

Which subsystem is responsible for maintaining the orientation and stability of a satellite?   - A) Power Subsystem   - B) Telecommunication Subsystem   - C) Attitude Determination and Control Subsystem (ADCS)   - D) Thermal Control Subsystem

Geomagnetic storms are caused by solar activity affecting the Earth's magnetosphere. Therefore, which of the following statements is incorrect?   A) Geomagnetic storms may occur due to the influence of coronal mass ejections from the Sun or solar winds. B) Geomagnetic storms can

What is the result of advancements in cameras and radar sensors while landing on Mars? A. Larger landing areas can be targeted for further exploration. B. Smaller landing areas can be targeted for precise landing control. C. More diverse landing areas can be targeted, including

In 2019, the Event Horizon Telescope group announced their observation results of the super-massive black hole at the center of M87. They used very-long-baseline interferometry, where telescopes from all over the globe was used to observe the same target, and their observations

Isotopologues are molecules where all atoms involved have the same number of protons, with at least one atom having different number of neutrons. What is one of their significance in astronomy? A. Their abundance can be used to determine the precise rotation speed of stars

To measure spectra, a/an _______ or spectrograph is used to separate the incoming radiation into its component wavelengths. a) Spectrometer b) Telescope c) Observatory d) Radiometer e) Light Source

For star formation, which phase is in t=0 years? a)Embedded Phase b)T-tauri c) Planet forming disk d) Interstellar Molecular Clouds e) Main Sequence Star

Which nose cone causes least drag? a) conical       b) parabolic       c) elliptical             d) ogive

1) Helioseath 2) Termination Shock Zone 3) Heliopause 4) Kuiper Belt   Put the above locations in order from closest to sun tofurthest.   a) 2 - 4 - 3 - 1 b) 1 - 3 - 4 - 2 c) 4 - 1 - 2 - 3 d) 4 - 2 - 1 - 3 e) 4 - 1 - 3 – 2

What is one of the primary ways space can be utilized to promote sustainability on Earth? A) Mining asteroids for precious metals B) Monitoring climate change through satellite imagery C) Sending waste into space D) Colonizing other planets

What is the significance of a geosynchronous orbit in satellite communication? A. Geosynchronous satellites orbit at a fixed position relative to Earth's surface, allowing them to provide continuous coverage over a specific area. B. Geosynchronous satellites move at extremely

- What is the purpose of using adaptive optics? - What is the difference between a planet and a dwarf planet according to IAU? - Explain how cosmic microwave background radiation has contributed to our understanding of the formation and evolution of the universe. What are the

Which of the following advancements is most associated with the term "New Space" in the context of launch vehicles and orbital dynamics?   A) Reusable rockets B) Nuclear propulsion C) Single-stage-to-orbit vehicles D) Space elevators

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