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Continue Learning about Earth Science

When is the first day of Advent this year?

In 2010, Advent begins on Sunday, November 28th.


How do mining companies know where to dig?

Mining companies use a variety of methods to determine where to dig, including geological surveys, satellite imagery, geophysical exploration, and drilling. They also utilize data from previous mining activities and analysis of rock samples to identify potential mineral-rich areas before deciding on specific locations to dig. Additionally, advancements in technology, such as 3D mapping and airborne surveys, help mining companies pinpoint areas with high mineral potential.


What type of energy is in the match before it is burned and while it is burning?

The energy in a matchstick before it is burned is chemical potential energy stored in the match head. When the match is struck and burned, this chemical potential energy is converted into thermal energy in the form of heat and light.


What does it mean to prospect for gold?

Prospecting for gold is like prospecting for anything else, be it a job or a spouse. A good gold prospector will do a lot of research before ever leaving his house. But once you find a likely place to look you go out with a gold pan or metal detector and take samples to try and locate a deposit of gold. This can happen with your first pan or it could take years or could never happen at all. In basic terms; Prospecting is the "search" for gold, Mining is the "extraction & processing" of gold. Hope this helps


Why weren't many elements discovered before 17th century?

Many elements were not discovered before the 17th century because the technology and scientific methods necessary for their discovery were not yet developed. Additionally, the concept of elements as fundamental building blocks of matter was not fully understood until the advent of modern chemistry in the 18th century.