Interactivities --- QUIZ
In this text-only version, the answer of each questions are at the bottom of this page.
1. How many main engines are there in an orbiter of a space shuttle?
A. 2
B. 3
C. 4
D. 5
Answer
2. Which of the following vehicles is used in space station for emergency evacuation?
A. X-33
B. X-34
C. X-37
D. X-38
Answer
3. Which of the following systems are used in space station to communicate with the ground?
A. S-band, Ku-band
B. Broadband, Ku-band
C. K-band, S-band
D. K-band, Boardband
Answer
4. What is the main cause of "Puffy face" when staying in a condition of weightlessness?
A. In microgravity, the blood shifts from the legs into the chest and head.
B. In microgravity, the body produces more blood.
C. In microgravity, the skin floats outward.
D. In microgravity, the cells enlarge.
Answer
5. Which of the following feelings the astronauts will not have when they first encounter microgravity?
A. Headache
B. Disorientation
C. Increase in appetite
D. Congestion
Answer
6. Which of the following compounds is used in the life support backpack in the spacesuit to remove carbon dioxide?
A. Sulphur dioxide
B. Lithium hydroxide
C. Nitrogen dioxide
D. Sodium hydroxide
Answer
7. A spacesuit must not provide...
A. normal air (i.e. 78 percent nitrogen, 21 percent oxygen and 1 percent other gases)
B. a pressurized atmosphere
C. a clear sight
D. communication packages
Answer
8. In an Extravehicular Mobility Unit (EMU), EMU Electrical Harness (EEH)...
A. is an emergency oxygen supply
B. is used for easy movement
C. monitors the astronaut's vital signs (e.g. respiration rate, heart rate, temperature)
D. helps the astronauts see the DCM displays and see behind them
Answer
9. At present, the cost of sending a one-pound object to space is...
A. US$100
B. US$1,000
C. US$10,000
D. US$100,000
Answer
10. Which of the following technologies is not the key technology for future Space Elevator?
A. Carbon Nanotube (CNT)
B. Electromagnetic Propulsion
C. Tall Tower Technology
D. Semiconductor Technology
Answer
11. Which of the following space plane is a prototype for a space shuttle replacement?
A. X-33
B. X-34
C. X-37
D. X-38
Answer
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