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Why are asteroids so valuable?
Because many valuable metals like platinum are dense so most of them have sunk into the molten center of the earth at some point during history leaving relatively small amounts in the crust. This cannot happen in an asteroid as there is nowhere for valuable metals to sink so they remain easily retrievable. That's why so many metals that are rare on earth are plentiful in asteroids, thus making them valuable.
Can staples in paper be recycled?
Yes, in one of the first steps in the recycling process various things, such as metals, are removed. These metals are then sent to another recycling plant where they can individually be recycled. So it does need to be removed before they pick up your recycling bin.
Who looks for gems and valuable metals?
Gem cutter
What One of the earth's most valuable metals?
deed
What are the surface earths most valuable metals?
Gold and silver
Is the process in which oxides and other impurities are removed from metal surface by dipping the metals in hydrochloric acid?
pickling
Why are asteroids so valuable?
Because many valuable metals like platinum are dense so most of them have sunk into the molten center of the earth at some point during history leaving relatively small amounts in the crust. This cannot happen in an asteroid as there is nowhere for valuable metals to sink so they remain easily retrievable. That's why so many metals that are rare on earth are plentiful in asteroids, thus making them valuable.
Can staples in paper be recycled?
Yes, in one of the first steps in the recycling process various things, such as metals, are removed. These metals are then sent to another recycling plant where they can individually be recycled. So it does need to be removed before they pick up your recycling bin.
Who looks for gold and valuable metals?
A prospector.
Where do the valuable metals for the iPhone come from?
ores
A valuable metal?
Two high value metals, are GOLD and Platinum.
Why hardness is a valuable property of minerals?
It determines what that mineral can be usd for and what machinery is used to process it. Gold for instance is soft and can be molded by steel or or other harder metals.
What is One of the earth most valuable metals?
deed
Who looks for gems and valuable metals?
Gem cutter
Who looks for gems and valuable metals and where can they find them?
underground
What One of the earth's most valuable metals?
deed
What was the effect of improved metal making process of developed during the industrial revolution?
Cheaper, higher quality metals became available during the Industrial Revolution.
