Blow ball with straw on cardboard what force on ball to move?

The force that moves the ball when you blow on it with a straw is the force of air pressure. When you blow air through the straw, the air molecules push against the surface of the ball, creating a force that propels the ball forward. This force is known as the force of air pressure.

- Force applied by the blown air
- Frictional force from the cardboard
- Gravitational force