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Questions and Answers
What percentage of the atmosphere is composed of oxygen?
What percentage of the atmosphere is composed of oxygen?
- 20.95% (correct)
- 21.05%
- 20.05%
- 22.05%
What is the primary factor affecting the distribution of gas molecules in the atmosphere?
What is the primary factor affecting the distribution of gas molecules in the atmosphere?
- Gravity (correct)
- Humidity
- Wind speed
- Temperature
Which layer of the atmosphere is responsible for weather?
Which layer of the atmosphere is responsible for weather?
- Troposphere (correct)
- Stratosphere
- Mesosphere
- Thermosphere
What is the approximate altitude of the troposphere?
What is the approximate altitude of the troposphere?
What is the characteristic of the temperature in the troposphere?
What is the characteristic of the temperature in the troposphere?
How do the number of gas molecules change with an increase in altitude?
How do the number of gas molecules change with an increase in altitude?
What is the layer above the thermosphere?
What is the layer above the thermosphere?
What is the primary function of the ozone layer in the stratosphere?
What is the primary function of the ozone layer in the stratosphere?
In which layer of the atmosphere do meteors typically burn up?
In which layer of the atmosphere do meteors typically burn up?
What is the characteristic of the temperature gradient in the stratosphere?
What is the characteristic of the temperature gradient in the stratosphere?
What is the primary feature of the exosphere?
What is the primary feature of the exosphere?
What is the main reason the atmosphere is crucial for sustaining life on Earth?
What is the main reason the atmosphere is crucial for sustaining life on Earth?
What is the relationship between altitude and density?
What is the relationship between altitude and density?
In which layer of the atmosphere do space shuttles typically orbit?
In which layer of the atmosphere do space shuttles typically orbit?
What is the characteristic of the temperature gradient in the mesosphere?
What is the characteristic of the temperature gradient in the mesosphere?
What is the main feature of the thermosphere?
What is the main feature of the thermosphere?
What is the primary function of the atmosphere?
What is the primary function of the atmosphere?
Which layer of the atmosphere has a temperature gradient that increases with altitude?
Which layer of the atmosphere has a temperature gradient that increases with altitude?
What is the result of the ozone layer absorbing UV radiation in the stratosphere?
What is the result of the ozone layer absorbing UV radiation in the stratosphere?
What is the characteristic of the atmosphere in terms of altitude and density?
What is the characteristic of the atmosphere in terms of altitude and density?
Which of the following is NOT a characteristic of the atmosphere?
Which of the following is NOT a characteristic of the atmosphere?
What is the primary reason the atmosphere is crucial for sustaining life?
What is the primary reason the atmosphere is crucial for sustaining life?
What is the transition zone between the Earth's atmosphere and outer space?
What is the transition zone between the Earth's atmosphere and outer space?
What is the primary component of the atmosphere?
What is the primary component of the atmosphere?
What is the effect of gravity on the atmosphere?
What is the effect of gravity on the atmosphere?
What is the order of the layers of the atmosphere, from the Earth's surface to space?
What is the order of the layers of the atmosphere, from the Earth's surface to space?
What characteristic does the troposphere share with the atmosphere as a whole?
What characteristic does the troposphere share with the atmosphere as a whole?
What is a feature of the atmosphere's composition?
What is a feature of the atmosphere's composition?
What is true about the atmosphere's layers?
What is true about the atmosphere's layers?
What is the result of the atmosphere's gas molecules being more concentrated near the Earth's surface?
What is the result of the atmosphere's gas molecules being more concentrated near the Earth's surface?
What is the primary reason why the atmosphere is able to maintain its composition?
What is the primary reason why the atmosphere is able to maintain its composition?
Which of the following layers of the atmosphere has the highest concentration of gas molecules?
Which of the following layers of the atmosphere has the highest concentration of gas molecules?
What is the characteristic of the gas molecules in the atmosphere as altitude increases?
What is the characteristic of the gas molecules in the atmosphere as altitude increases?
Which of the following gases is NOT a major component of the atmosphere?
Which of the following gases is NOT a major component of the atmosphere?
What is the characteristic of the atmosphere's layers in terms of their structure?
What is the characteristic of the atmosphere's layers in terms of their structure?
What is the result of the atmosphere's gases being more concentrated near the Earth's surface?
What is the result of the atmosphere's gases being more concentrated near the Earth's surface?
What is the characteristic of the atmosphere's transition into outer space?
What is the characteristic of the atmosphere's transition into outer space?
What is the primary reason for the temperature increase with altitude in the stratosphere?
What is the primary reason for the temperature increase with altitude in the stratosphere?
Which of the following is a characteristic of the thermosphere?
Which of the following is a characteristic of the thermosphere?
What is the primary factor that differentiates the exosphere from the other atmospheric layers?
What is the primary factor that differentiates the exosphere from the other atmospheric layers?
What is the significance of the atmosphere's temperature maintenance function?
What is the significance of the atmosphere's temperature maintenance function?
Which of the following is a consequence of the atmosphere's density gradient?
Which of the following is a consequence of the atmosphere's density gradient?
What is the primary reason for the atmosphere's importance in sustaining life?
What is the primary reason for the atmosphere's importance in sustaining life?
What is the characteristic of the temperature gradient in the mesosphere?
What is the characteristic of the temperature gradient in the mesosphere?
What is the primary function of the atmosphere's ozone layer?
What is the primary function of the atmosphere's ozone layer?
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