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What are two kinds of solid structures made by marine animals from minerals they extract from seawater?
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What are the 2 major phases of mining?
1. dig a hole; 2. extract the minerals.
Why are so few metals extracted from sea water?
Most metals are not in any economic concentrations in seawater. The only exceptions are sodium and magnesium. A company did start up trying to extract lithium from seawater but it went bust but the technology will certainly be looked at again when lithium is needed in large amounts for making batteries. Bioengineering technology may be used in the future to get bacteria and algae to concentrate metals from seawater.
How is gypsum mined?
After a source of gypsum is found, regular mining equipment will be used to extract it from the ground. As with mining other minerals, mining gypsum can lead to environmental harm.
What is the source of mineral elements like calcium that bacteria obtain in nutrient broth?
A nutrient broth is contains substances that are required for the growth of microorganisms such as bacteria. The bacteria obtain their minerals and vitamins from peptone, meat and yeast extract that comprise the broth.
Why you use sodium extract for detection of elements?
we use sodium extract bcz it converts covalent compounds into ionic form..
Does a humpback have teeth?
Humpback whales are a species of baleen whale, meaning that they do not have teeth; rather, they have baleen plates that they use to filter seawater and extract small prey animals.
How do miners extract minerals from an ore?
To extract minerals there are three steps. These steps are mining, smelting, refining. First, the ore must be mined. Then it goes to a process where it is smelted to extract the minerals. Finally, it is refined where the mineral is purified.
What is to extract minerals from the ground?
Mining
What natural resource does Israel extract from the dead sea?
minerals.
Why don't people mine the gold that is in the ocean?
The cost would far ourweigh the benefit to extract the gold from seawater.
What is the Artificial melting of minerals and rock to extract metallic elements?
Smelting.
Do lichens use chemical weathering?
Yes. Chemical weathering is performed by the fungal portion of a lichen symbiote (fungus and autotrophic plant) to anchor itself to rock and sometimes to extract minerals. The rootlike structures called rhizines excrete dilute acids.
What are the 2 major phases of mining?
1. dig a hole; 2. extract the minerals.
How do shark's breathe I need a biology answer?
Like other fish sharks extract oxygen from sea water as the seawater passes over the shark's gills
Is a mineral a gem or an ore?
Either, or both. Minerals are usually considered gems if they are valuable, attractive and highly pure. Minerals are considered ores if they are used to extract a substance. For example, pure haematite is polished and sold as a gem, while crude haematite is used to extract iron.
What are the steps of mining smelting and refining that are used to extract minerals or elements from ores?
Pooping :3
What are two ways animals get oxygen?
extract air bubbles from water
