Earth and Earth Subsystems Flashcards
(10 cards)
In what sphere of the earth are the rocks and minerals found?
a. Atmosphere
b. Biosphere
c. Hydrosphere
d. Geosphere
d.
What parts of the earth make up the hydrosphere?
a. Glaciers
b. Groundwater
c. seawater and inland water
d. All of the above
d.
What part of Earth’s spheres is composed of a mixture of gases?
a. Atmosphere
b. Biosphere
c. Geosphere
d. Hydrosphere
a.
Why only few lives exist below bathypelagic zone?
a. No sunlight penetrates on this zone
b. Water is very cold
c. Water pressure is very high
d. All of these
a.
When is the accumulated pile of snow become glaciers?
a. When it undergoes cementation and compaction
b. Upon reaching a certain mass and acted upon by gravity
c. When it piled up in huge amount and solidify
d. When the temperature dropped very low
c.
Earth’s atmosphere is consisting mostly of what gas?
a. CO2
b. He
c. N2
d. O2
c.
In the troposphere, as the altitude rise, what happen to the temperature?
a. decreases
b. increases
c. constant
d. extremely hot
a.
In what layer of the atmosphere, many satellites orbit?
a. exosphere
b. troposphere
c. mesosphere
d. stratosphere
a.
What is the largest part of the earth?
a. Biosphere
b. Geosphere
c. Atmosphere
d. Hydrosphere
a.
What is the importance of magnetic field?
a. It protects the earth from the solar wind.
b. It keeps our planet in orbit.
c. It protects us from harmful UV rays.
d. It gives us many minerals.
a.
