The option which is not part of the kinetic molecular theory is that B. there is very little empty space in a gas.
As a matter of fact, gas particles are very tiny and they exist in mostly empty spaces.
Answer : 
Explanation :
It is given that,
Charge, 
Velocity of Aircraft,
(in west)
Magnetic field,
( in north )
Using the relation as :

Magnetic force is ,


Using Right hand thumb rule, the direction of force is in the plane perpendicular to the velocity and the magnetic field i.e.
.
Exert force upward.
Like when you pick something up from the floor, or walk up the stairs.
I would say downstream since the stream can push your boat, then you would have momentum and would just have to row towards the land.
Answer:
of the velocity of a full size plane in the air