Regarding the size, or total megatonnage, of a hydrogen bomb: ...

[wenmo]

Regarding the size, or total megatonnage, of a hydrogen bomb:
 
  A) It is unlimited, because there is no limit to the amount of chain-reacting material that can be put together.
  B) It is unlimited, because there is no limit to the amount of fusible material that can be put together.
  C) It is limited, because of the existence of a critical mass for fusion, to about 20 kilotons.
  D) It is limited to about 10 megatons by the fact that tritium has a short half-life and thus must react very quickly.
  E) It is limited, because of the existence of a critical mass for fusion, to about one megaton.

Question 2

Any rock having a very large mass would necessarily
 
  A) be very difficult to accelerate.
  B) move very slowly.
  C) have a very large weight.
  D) All of the above.
  E) need to go on a diet.

[leahm14]

Answer to Question 1

B

Answer to Question 2

A

[wenmo]

Thanks

[leahm14]

Welcome