Present in or produced by nature:
(1) Natural phenomena that produce negative effects on life. (2) The study of the hazards of natural phenomena.
Hydrocarbon based gas, mainly composed of methane, commonly found in the pores of sedimentary rocks of marine origin.
a process existing in or produced by nature (rather than by the intent of human beings);
Base-e logarithms.
The frequency, with which a system oscillates in the absence of external forces, it depends on the size, composition, and shape of the object.
The study of the earth and its physical properties.
The measurement of the earth and its gravitational forces.
The study of the earth's lithosphere, mantle and core.
The study of seismic waves and earthquakes.
a source of danger; a possibility of incurring loss or misfortune
different areas of informed learning or erudiction
Terms
용어사전
Followers
skills or abilities in oral speech, ability of speech, fluency in speaking
Tirana, 알바니아
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