no they do not
Yes
Fermium doesn't occur naturally, and has not been found in the earth's crust
it is in the form of solid because it makes earth crust
Aluminum is abundant in the earth's crust, however it does not occur by itself in nature. All of the aluminum in nature is found combined with another element or compound.
Thallium, discovered in 1861, does occur naturally, but not in its pure form.
Yes. but it is a very rare naturally occurring element.
no they do not
Yes
naturally
Uranium and Plutonium are the only elements from the Actinides series that occur naturally on Earth, though they are rare.
Many minerals occur naturally on the earths surface in rock form
Most Faults Occur Where The Earths Crust Is Extended
No. Americium is a synthetic element. It does not occur naturally on earth.
In the earth's crust. Wikipedia
Fermium doesn't occur naturally, and has not been found in the earth's crust
most times earthquakes occur
bere hive
fault