Answer:
Protostars are difficult to observe because they are surrounded by cocoons of gas and dust.
In space or population? If in population, then its Tokyo
The other stars are far away from us but the sun is close but not to close to us
A tornado<span> begins in the organization </span>stage<span>, when it forms through a series of updrafts among cold and warm air systems. When the swirling air touches the ground, it is officially a </span>tornado<span>. In the mature </span>stage<span>, a </span>tornado<span> reaches its full development in terms of base size and wind speed.</span>
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The discovery of large oil reserves, this is the principal actor that changed the modern countries in the arabian peninsula. One of this examples was the Iraqi War when Saddam Hussein invaded Kuwait.