August 22-28, 2005

Caltech astronomer finds solar system's 10th planet
You can check the correct answers immediately when you are doing the exercise. The correct answer and your score will appear in message box after you click a choice of each question. All of the correct answers will show at the end of the page. Make sure you've read the story 1 and vocabulary explanations first.

1. What qualifies the newly discovered object to be called a planet?
A. its size
B. its orbit
C. its surface
D. its climate

2. When was the last time a new planet was discovered in our solar system?
A. when Jesus was born
B. never
C. 1930
D. 2003

3. When will the new planet be the closest to Earth?
A. now
B. in about 280 years
C. in around 560 years
D. in exactly 840 years

4. Which of the following is NOT a planet?
A. Pluto
B. Earth
C. Neptune
D. Kuiper Belt

5. What is the name of the new planet?
A. NASA
B. 2003UB313
C. Astronomical Union
D. The article doesn't say.


Synonyms: Which of the following words or phrases replace the ones from the passage best?
6. fund
A. find
B. own
C. found
D. finance

7. distant
  A. far
B. fast
C. dark
D. small

8. designate
A. appoint
B. observe
C. discover
D. populate

9. hazy
A. new
B. strict
C. unclear
D. traditional

10. predominantly
A. toxic
B. mainly
C. primeval
D. high-grade

 

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