ESCI 1006 Final Exam section (ii)
What FACTS did Eratosthenes have in calculating the size of the Earth (more than one)? - ANS -The sun shone directly above a deep well. -The sun cast a shadow at a distance from the deep well at the same time. -Was able to calculate the distance between the well a...
What FACTS did Eratosthenes have in calculating the size of the
Earth (more than one)? - ANS -The sun shone directly above a
deep well.
-The sun cast a shadow at a distance from the deep well at the
same time.
-Was able to calculate the distance between the well and slight
shadow.
What is true about Venus? - ANS Venus cannot remove CO2
from the atmosphere without water.
T/F: the 4.5 billion year age of the Earth is strongly based on the
radiometric dating of meteorites. - ANS True
T/F: The Challenger Expedition was a 4-year voyage that was
also entirely devoted to science. - ANS True; lasted from 1872-
1876
Imagine that you set your watch to the Greenwich Mean Time
(GMT) in London on Monday. On Tuesday, you get on a plane
and fly to some other location. At your new location, you stick a
, pole perpendicular to and into the ground. At the time of day when
the stick casts the shortest shadow, your watch reads 8 am. Your
watch is still set to GMT. What is your longitude? - ANS 60
degrees east (idk why)
Evidence for Continental Drift - ANS 1) Fits of continental edges
across the Atlantic Ocean
2) Findings of certain recurring fossils across continents
3) Rock types and Structural similarities
4) Distribution of glacial deposits
5) Paleoclimatic belts/ evidence
The fastest traveling seismic waves are: - ANS P waves
How many degrees in longitude will Earth travel in 3 hours? -
ANS 45 degrees.
Rotates 15 degrees each hour; will rotate full 360 degrees in 24
hours
The shadow zone of seismic S-waves indicate that the outer core
of Earth is: - ANS liquid (not solid)
Wegener called Earth's single supercontinent ____________. -
ANS Pangea
Which of the following are correct?
a. Earths interior is layered, and the layers are arranged by
density.
b. Continental crust is thinner and lighter than oceanic crust.
c. Lithosphere included crust and upper mantle.
d. A mountain's submerged "root" is smaller is mass than its
exposed upper portion. - ANS A & B
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