Answer
a) For the rock
b) 
for maximum range
c) The value of θ is the same on every planet as g divides out.
Uhhhh...you should have paid attention in class, just saying...
Answer:
two places where thermal conduction takes place are gases and liquids, conduction is due to collisions of molecules during their random motion. Hence, the correct option is (C). Note: Though, the particle distances between gases are much more in comparison to solids and liquids, conduction slowly occurs in gases also
Explanation:
i hope it will help you
