Answer:
Applications of Gravitational Force:
- Gravity keeps your feet on the ground.
- Gravity holds the air down.
- Gravity makes the Earth roughly spherical.
- Gravity keeps the Moon (and all those artificial satellites) orbiting around the Earth.
- Gravity keeps the Earth orbiting around the Sun and the Sun orbiting around the galactic centre.
- Gravity creates the water pressure that runs hydroelectric turbines at the bottom of dams.
- Gravity brings the rain back down after it evaporates into the atmosphere.