silly questions

 1.      A given volume of gas will explode on ascent from: 

A: 30m 

B: 20m

C: 10m

D: 40m 

E: 50m 


2.     One of the problems associated with negative buoyancy is: 

A: hitting the whale above you

B: being bitten by a shark

C: riding a dolphin

D: squashing a squid

E: all of the above



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