141.Which type of rock may
contain fossils?
A. Igneous
B. Metamorphic
C. Sedimentary
D. Crystals
142.The mass is highly
concentrated form of
A. Weight
B. Energy
C. Force
D. Momentum
143.The whole Earth can be
covered by ________ geo-stationary satellites.
A. 3
B. 4
C. 5
D. 6
144.The ozone layer is at
height of ________ kilometers from the surface of the Earth.
A. 10 to 20
B. 20 to 30
C. 30 to 40
D. 40 to 50
145.The ozone layer was
discovered by
A. F.W. Aston and J.J
Thomson
B. Albert Einstein
C. Rutherford
D. Charles Fabry and Henri
Buisson
146.The interior structure of
the Earth is divided into ________ layers.
A. 4
B. 5
C. 6
D. 7
147.We live on the Earth's
A. Inner core
B. Outer core
C. Crust
D. Mantle
148.The thickest layer of the
Earth is
A. Crust
B. Inner core
C. Outer core
D. Mantle
149.The outermost layer of
the Earth is
A. Crust
B. Inner mantle
C. Outer mantle
D. Core
150.The Earth's crust ranges
from ________ km in depth.
A. 0-5
B. 5-10
C. 5-70
D. 10-70
ANSWERS:
141.C
142.B
143.A
144.B
145.D
146.B
147.C
148.D
149.A
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