What is an earth element?

Earth elements, also known as the earth metals, typically refer to a group of chemical elements found in the Earth's crust. In chemistry, the term often relates to the alkaline earth metals, which include elements like magnesium, calcium, strontium, barium, and radium. These elements are known for their reactivity and are commonly used in various industrial and biological applications. They are essential to life and play important roles in fields such as medicine, construction, and technology.