24 Questions
What percentage of the earth's water do oceans represent?
97%
What are the four segments of the earth that make up the environment?
biosphere, lithosphere, hydrosphere, atmosphere
How much of the earth's water is locked in polar icecaps and glaciers?
about 2%
What percentage of water resources is available as fresh water for human use?
1%
What is the role of the atmosphere in terms of temperature regulation?
regulates temperature, preventing the earth from becoming too hot or too cold
At what height does the atmosphere extend to?
700 km and even beyond
What does the French word 'Environner' mean?
To encircle, around or surround
Name the four segments of the environment as mentioned in the text.
Biosphere, Hydrosphere, Lithosphere, Atmosphere
What does the Biosphere indicate?
The realm of living organisms and their interactions with environment, atmosphere, hydrosphere, and lithosphere
Define Lithosphere based on the text.
The crust and the outer mantle of the solid earth, consisting of minerals and soil
What is the sum of all the ecosystems established on Earth called?
Biosphere
Name the components that make up the Lithosphere as mentioned in the text.
Minerals, organic matter, air, water
What is the most abundant gas in the Earth's atmosphere by volume?
Nitrogen
Why is the atmosphere important for life on Earth?
It makes the Earth suitable for living things by trapping energy from the sun and protecting from radiation and meteoroids.
Which layer of the atmosphere is closest to the Earth's surface and where all weather occurs?
Troposphere
What is the second layer of the atmosphere above the troposphere?
Stratosphere
At what height above sea level does the troposphere typically extend?
Anywhere from 9 to 16 km
Which layer of the atmosphere has the highest temperature and is the thickest?
Thermosphere
What layer of the atmosphere is rich in the ozone layer?
Stratosphere
Where do planes often fly in the atmosphere?
Stratosphere
What layer of the atmosphere serves as a shield against ultraviolet radiation?
Ozone layer in the stratosphere
Where does the thermosphere start?
Above 80km above sea level
What layer of the atmosphere is the coldest?
Mesosphere
Where do hot, glowing gases from meteors burn up?
Mesosphere
Explore the layers of the Earth's atmosphere and gain a comprehensive understanding of the biosphere, hydrosphere, lithosphere, and atmosphere. Learn about the different segments that make up our physical and biotic habitat.
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