Asritis
An airplane or bird wing has a curved upper part and a straight lower part. The lower part, when moving against air, causes more pressure down than the upper part, which causes flight.
Yes
Technically the particles are moving randomly in all directions, its just that after some time this random movement causes them to spread out, giving the appearance that they are moving directly to the place of lower concentration. Do you need more detail? Hope this helps!
The waves compress which causes a lower tonal quality.
November 24? Correct me if I may be wrong
The sediments build up on the floor of the stream, ocean, river, or lake and causes the water to lower.
we are walking on
You are probably just dying !lol your probly coming down with summic. If it gets worse go to doctors and see if they know.
Relative to the bus, you are moving towards the back. If your walking speed is slower than the speed of the moving bus (which it usually will be) then your motion relative to a point on the ground will be moving in the direction of the moving bus, but slower by the speed at which you are walking.
No. That's gas.
Descending
The tectonic plates are floating on top of the molten rock and moving around the planet.