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oxygen
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Which gas in the atmosphere tells us there's life on earth?
Oxygen
Which gas in Earth's atmosphere suggests that there is life on Earth?
The presence of oxygen in Earth's atmosphere suggests there is life on Earth. Oxygen is produced primarily by plants and certain bacteria through the process of photosynthesis. Its abundance indicates the ongoing presence of life forms that release oxygen as a byproduct of their metabolic processes.
How does the composition of earth's atmosphere differ from the composition of the atmosphere of the gas giant planets?
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
How does the composition of earth atmosphere differ from the composition of the atmosphere of the gas giant planet?
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
What is not considered a greenhouse gas in the Earth's atmosphere?
Oxygen is not considered a greenhouse gas in the Earth's atmosphere.
What is the name of the gas layer around the earth?
The gas layer around the Earth is called the atmosphere. It is composed of various gases such as nitrogen, oxygen, and carbon dioxide, among others. The atmosphere is essential for sustaining life on Earth by providing oxygen and regulating temperature.
What was most abundant gas in Earth's first atmosphere?
The most abundant gas in Earth's first atmosphere was likely hydrogen gas (H2), along with smaller amounts of helium and trace gases like methane and ammonia. Over time, these gases were modified as a result of volcanic activity and the emergence of life forms on Earth.
Nitrogen gas is MOST COMMONLY found in which of Earth's spheres?
Nitrogen gas is most commonly found in Earth's atmosphere, which is part of the geosphere. It makes up about 78% of the Earth's atmosphere and plays a crucial role in supporting life.
What do you call the envelope of gas around the earth?
The envelope of gas around the Earth is called the atmosphere. It consists of layers of gases that support life on Earth by regulating temperature, protecting from the Sun's radiation, and providing the air we breathe.
How does the composition of Earth's atmosphere differ from the composition of the atmospheres of the gas giant planets?
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
Is Earth atmosphere abundant in gas?
The Earth atmosphere is formed from gases.
What common gas was not part of Earth's original atmosphere?
Oxygen, now about 20% of the atmosphere, was not part of the original atmosphere of hthe Earth. It was produced by plants, after life developed.
