Exact spot underneath the earth's surface at which earth quake ogiinates
A. Focus
B. Shake-waves
C. Surface wakves
D. Epicenter
Answer: Option A
A. Focus
B. Shake-waves
C. Surface wakves
D. Epicenter
Answer: Option A
On the basis of which content the igneous rocks are classified as acid rocks and basic rocks?
A. Magnetite
B. Hematite
C. Bauxite
D. Silica
Origin of Solar System divided in two groups, which are
A. Evolutionary and catastrophic
B. Nebula and gaseous tidal hypo
C. Jeansand Jeffires
D. A and B both
A. Attrition
B. Deflation
C. Denudation
D. Mantle
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