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Author Question: Why was the Martian meteorite ALH84001 singled out for intense study? A) it is the only Martian ... (Read 26 times)

bio_gurl

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on: Jul 27, 2018
Why was the Martian meteorite ALH84001 singled out for intense study?
 
  A) it is the only Martian meteorite that has even been discovered
  B) the meteorite appeared to be giving off methane gas
  C) it is a very young rock originating from the Tharsis region
  D) it is a very old rock, dating back from the time when Mars probably had liquid water on its surface

Question 2

In the process of nuclear fusion,
 
  A) two or more nuclei fuse or stick together to form a heavier nucleus that has exactly the same mass as the original nucleus
  B) a heavy nucleus breaks apart into a number of smaller nuclei whose combined mass is less than the original nucleus
  C) two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly less than the original nucleus
  D) two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly greater than the original nucleus


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durant1234

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


bio_gurl

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

jackie

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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