1. Which of the following is not a property of all living things?
A. made of cells
B. able to grow
C. able to reproduce
D. require oxygen to live

2. All life on Earth is based on what element?
A. silicon
B. carbon
C. oxygen
D. nitrogen

3. An organism that can survive in an environment that would be too harsh for most life is known as
A. extraterrestrial
B. resistant
C. extremophile
D. sterile

4. The ability of plants to get energy from sunlight and produce their own food is known as
A. chemosynthesis
B. pyrolysis
C. protein synthesis
D. photosynthesis

5. The ability of microorganisms to extract energy from chemicals at submarine ocean hot vents is known as
a. chemosynthesis
b. pyrolysis
c. protein synthesis
d. photosynthesis

6. What type of telescope is used to search for radio signals from intelligent extraterrestrial beings?
A. optical
B. reflector
C. radio
D. refractor
 
 
 

7. Why does it take so long for radio signals to travel between stars?
A. radio waves travel very slowly
B. interstellar dust slows down radio waves
C. our transmitters are not strong enough
D. the distances between stars are so great

8. Which of the following spacecraft had a picture on its side with a message?
A. Viking
B. Pioneer
C. Magellan
D. Mariner

9. Which of the following spacecraft had a record on it?
A. Pioneer
B. Voyager
C. Magellan
D. Mariner

10. Binary messages are sent
A. as 0’s and 1’s
B. in geometric shapes
C. in sounds

11. Which of the following will allow you to see into the past?
A. reversing the Earth’s rotation
B. traveling at the speed of light
C. looking at the night sky

12. Which of the following movies is NOT about time travel?
A. Back to the future
B. Terminator
C. The Time Machine
D. The Titanic

13. To travel into the future, you would have to
A. travel close to the speed of light
B. travel close to the speed of sound
C. be frozen
D. go back in time

14. Which of the following was NOT on the Pioneer spacecraft?
A. a picture of our galaxy
B. an outline of the Pioneer spacecraft
C. an outline of humans
D. a diagram of our solar system

15. Which of the following is the classic time paradox?
A. going into the future and killing yourself
B. going into the past and killing your grandfather
C. seeing yourself in the future
D. seeing yourself in the past

16. Most science fiction movies show aliens as humanoids.  This means
A. they speak English
B. they are from earth
C. they resemble people

17. What does SETI stand for?
A. searching the earth for terrestrial intelligence
B. saving extraterrestrials from terrestrial industry
C. search for extraterrestrial life

18. What does UFO stand for?
A. unified farming organization
B. underwater farming organization
C. unidentified foreign object
D. unidentified flying object

TRUE FALSE

19. Other solar systems besides ours have been discovered
20. It is unlikely that we are constantly being visited by aliens because of the immense size of our galaxy
21. The most logical place to send a radio message is towards the center of our galaxy
22. Communication by radio with other civilizations has been described as “The long since dead talking with the not yet born”
23. As one approached the speed of light, time speeds up
24. None of our spacecraft have ever left the solar system
25. It takes light from the sun 2 hours to reach the Earth.