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The lower atmosphere is directly warmed by?
By the emission of the terrestrial radiation. Terrestrial radiation is emitted in the infrared long-wavelength part of the spectrum. It is terrestrial radiation rather than solar radiation that directly warms the lower atmosphere.
Why is terrestrial radiation weaker than solar radiation?
Terrestrial radiation is weaker than solar radiation primarily because it originates from the Earth's surface, which absorbs solar energy and re-emits it as infrared radiation. This radiation is lower in energy compared to solar radiation, which includes a broad spectrum of wavelengths, including ultraviolet and visible light. Additionally, the Earth's atmosphere absorbs and scatters some of this terrestrial radiation, further diminishing its intensity compared to the direct energy received from the sun. As a result, solar radiation is significantly more potent and has a greater impact on the Earth's climate and ecosystems.
What is the composition of Europa's atmosphere?
Europa's atmosphere is very thin and composed primarily of oxygen, with trace amounts of other gases like carbon dioxide and molecular hydrogen. The moon's thin atmosphere is created by radiation splitting water molecules on the surface into these constituent gases.
An outer layer of gas on a terretrial planet?
The outer layer of gas around the terrestrial or rocky planets is called the atmosphere, although Mercury's is so sparse that it is referred to an an exosphere (as if space began at its surface).
How we can measure dose rate from cosmic rays and from terrestrial and how do we differentiate between both the dose rates?
To measure dose rate from cosmic rays, you can use a dosimeter that is sensitive to high-energy particles, while for terrestrial radiation you can measure using a Geiger-Muller counter. Differentiating between the two dose rates can be done by comparing the energy spectrum and composition of the radiation. Cosmic rays are primarily high-energy particles from space, while terrestrial radiation mainly consists of isotopes such as radon and thorium found in the Earth's crust.
What relationship between insolation and terrestrial radiation causes temperature to rise?
Insolation (incoming solar radiation) heats the Earth's surface, causing it to warm up. The warm surface then emits terrestrial radiation (heat energy) back into the atmosphere. Greenhouse gases in the atmosphere trap some of this terrestrial radiation, leading to an increase in temperature, known as the greenhouse effect.
When does the earth emit terrestrial radiation?
The Earth emits terrestrial radiation constantly, but the amount of radiation emitted depends on the temperature of the Earth's surface. Warmer objects emit more radiation than cooler objects, so the Earth emits the most terrestrial radiation during the day when it is exposed to sunlight.
The lower atmosphere is directly warmed by?
By the emission of the terrestrial radiation. Terrestrial radiation is emitted in the infrared long-wavelength part of the spectrum. It is terrestrial radiation rather than solar radiation that directly warms the lower atmosphere.
What are the similarities between insolation and Terrestrial radiation?
Both insolation and terrestrial radiation involve the transfer of energy from the sun to the Earth. They are both forms of electromagnetic radiation, with insolation being solar radiation that reaches the Earth's surface and terrestrial radiation being the heat energy emitted by the Earth back into the atmosphere.
What Is terrestrial radiation and How does it differ from solar radiation?
They are essentially the same thing. Solar radiation from the sun is made up of two components: (1) direct solar raidation; and (2) diffuse solar radiation. Global radiation refers to the sum of direct and diffuse fractions.
Why is radiation a way energy transfers in the atmosphere?
Radiation is a way energy transfers in the atmosphere because the sun radiates energy in the form of electromagnetic waves (solar radiation). This energy is absorbed by the Earth's surface and then re-radiated back into the atmosphere (terrestrial radiation), contributing to temperature changes and driving weather patterns.
What is the olitterence between insolation and terrestrial radiation?
Insolation refers to solar radiation received by the Earth's surface, while terrestrial radiation refers to the heat energy emitted by the Earth's surface back into the atmosphere. Insolation provides the energy input that drives the Earth's climate system, while terrestrial radiation plays a role in heat exchange processes like cooling at night.
What is the main form of radiation released by earth at night?
The form of radiation released by earth at night is gamma rays.
What is the outer layer of gas on a terrestrial planet called?
The outer layer of gas on a terrestrial planet is called the atmosphere. It is composed of various gases and plays a crucial role in regulating the planet's temperature and protecting its surface from harmful radiation.
Why is terrestrial radiation weaker than solar radiation?
Terrestrial radiation is weaker than solar radiation primarily because it originates from the Earth's surface, which absorbs solar energy and re-emits it as infrared radiation. This radiation is lower in energy compared to solar radiation, which includes a broad spectrum of wavelengths, including ultraviolet and visible light. Additionally, the Earth's atmosphere absorbs and scatters some of this terrestrial radiation, further diminishing its intensity compared to the direct energy received from the sun. As a result, solar radiation is significantly more potent and has a greater impact on the Earth's climate and ecosystems.
What are the source of radiation?
Cosmic radiation External terrestrial and internal radiation
Outer layer of gas on a terrestrial planet?
The outer layer of gas on a terrestrial planet is called the atmosphere. This layer is composed of gases such as nitrogen, oxygen, carbon dioxide, and others, and helps protect the planet by trapping heat, regulating temperature, and shielding it from harmful radiation.
