Land: Farmers interact with land by planting crops. All humans interact with land by walking and standing on it. Also some companies store radioactive waste in the land.
Water: All humans have the drink water periodically, and nearly all organisms require water to survive and reproduce. Other ways include: washing one's face, using water to cook, swimming.
Air: Air produces wind that people feel everyday. Air contains vital molecules such as oxygen and nitrogen. Many times air controls the temperature of a certain location. Air is used to power balloons.
