問題一覧
1
is the layer between the crust and the core
mantle
2
Which of the following statements is true about mantle convection?
Hot rocks rise while cool rocks sink.
3
is the thin, hard outermost layer ot the Earth
crush
4
Which of the following greenhouse gases has the highest concentration in the atmosphere
carbon dioxide
5
is the liquid iron layers that covers the inner core
outer core
6
What is GPS
Global Positioning System
7
Which of the following prevents outgoing infrared radiation from escaping back to space
greenhouse gases
8
Which of the atmospheric components contribute to the increase in Earth's surface temperature?
trace gases
9
Which of the following statements is true about the lithosphere?
The oceanic lithosphere is denser than the continental lithosphere
10
Which of the following words correctly describes the asthenosphere?
fluid-like
11
consists of the crust and the uppermost portion of the mantle
lithosphere
12
is a cylindrical column magma that originates deep within the mantle
mantle plume
13
Which of the following statements is true about plate boundaries?
All boundaries are areas for lithosphere formation.
14
Which of the following has the greatest contribution to global warming?
burning of fossil fuels
15
What type of plate boundary involves the destruction of the lithosphere?
convergent boundary
16
is comprised of the lower mantle.
mesosphere
17
All of the following are proposed to be the driving mechanisms of plate motion except
subduction
18
What occurs along divergent boundaries?
formation of new lithosphere
19
Which of the following is not a consequence of global warming
less drought
20
The lithosphere is diveded into several segments called _________
tectonic plates
21
Which is the largest tectonic plate?
Pacific Plate
22
_______ is a huge, natural magnet
Earth
23
is the extremely hot, dense center of the Earth
core
24
Which of the following gases does not contribute to global warming
SO/2
25
Which phenomenon refers to the gradual increase of Earth's global surface temperature?
global warming
26
What can cause sea level rise? I. evaporation of water II. thermal expansion of water III. melting of glaciers and sea ice
II & III