Greenhouse effect

What force keeps the Earth's atmosphere from escaping into space?

• Magnetic force

• Atmospheric pressure

• Gravitational force

• Solar wind

Which type of solar radiation is primarily absorbed by ozone in the upper atmosphere?

• Infrared radiation

• Visible light

• Ultraviolet radiation

• Microwaves

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How does Earth's atmosphere resemble the glass of a greenhouse in terms of heat regulation?

• It reflects all incoming sunlight.

• It allows visible light to pass through but traps outgoing infrared radiation.

• It completely blocks all forms of radiation.

• It only allows infrared radiation to pass through.

What are the two main natural greenhouse gases responsible for absorbing infrared radiation in the atmosphere?

• Oxygen and Nitrogen

• Water vapor and Carbon Dioxide

• Methane and Nitrous Oxide

• Ozone and Sulfur Dioxide