Related Questions

The boundary between Earth's Crust and Mantle is ________.
A Moho discontinuity
B Lehman discontinuity
C Conrad discontinuity
D Gutenberg discontinuity
The most abundant element in the earth 's crust is oxygen . The second most abundant element is the earth's crust is -
A Hydrogen
B Silicon
C Nitrogen
D Brass
The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth's early life and solidified into hard rock's called
A granite
B basalt
C igneous rocks
D sedimentary rocks
The mean thickness of oceanic crust and continental crust is around:
A 5 kilometer and 15 kilometer respectively.
B 10 kilometer and 30 kilometer respectively.
C 5 kilometer and 30 kilometer respectively.
D 18 kilometer and 40 kilometer respectively.
A valley with steep, parallel walls along the faultlines, formed by the subsidence of a part of earth's crust is known as ________
A Hanging Valley
B Gorge
C Canyon
D Rift Valley
A block of the earth's crust that has remained in position while the ground around it has subsides is known as ________
A Horst
B Plain
C Plateau
D Young folded mountain
The movement inside the Earth's crust is studied by ________
A Geodesy
B Geology
C Plate Tectonics
D Seismology
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
Find out which quotation parts of the following sentences has an error. Trenches in the ocean floor are of 'great interest' because they are lines 'where' the earth crust often is 'so weak' to resist the impact of 'frequent earthquakes'.
A great interest
B where
C so weak
D frequent earthquakes
Which of the following is the most abundant metal on Earth's crust?
A Magnesium
B Iron
C Copper
D Aluminium

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