It takes him
t = 16 miles / 156 mph = 0.1 hours
Answer:
i know its definetly either clockwise or counter clockwise
Explanation:
Answer:

Explanation:
The volume of the balloon can be find compared the force in each cases so:
reduce 25% from 74kg

So the net force uproad on the balloon is

Now the density of the both gases air and helium are different however the volume is the same change offcorss the mass so:






Answer:
northern and southern sphere
Explanation: