Force of Inertia
When we walk on the ground our foot pushes the ground backward, and in return, the ground pushes our foot forward. The forward reaction exerted by the ground pushes our foot forward. The forward reaction exerted by the ground on our foot makes us walk forward.
The person's feet push backward on the sidewalk; the sidewalk pushes forward on the person.
It pushes the boat forward.
force applied by us
inspiration
swallowing
'Thrust' pushes against it from the rear, and 'drag' pushes against it from the front.
the presure pushes you foward or backward
thrust
If the rider pushes down on the forward side, the top run of the chain goes tight, the rear Wheel begins to turn and the bike starts to move forward.
Flagellum
the helicopter pushes forward when the pilot pushes the cyclic control forward. that rotates the blades forward . while pushing forward on the cyclic, the pilot must also pull up on the collective control. that will add pitch to the blades, thrusting the helicopter forward.