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What is the main cause of the greenhouse effect?
greenhouse effect, a warming of Earth’s surface and troposphere (the lowest layer of the atmosphere) caused by the presence of water vapour, carbon dioxide, methane, and certain other gases in the air. Of those gases, known as greenhouse gases, water vapour has the largest effect.
How the greenhouse effect occurs on Earth?
The Short Answer: The greenhouse effect is a process that occurs when gases in Earth’s atmosphere trap the Sun’s heat. This process makes Earth much warmer than it would be without an atmosphere. The greenhouse effect is one of the things that makes Earth a comfortable place to live.
How does greenhouse effect lead to global warming?
The ‘greenhouse effect’ is the warming of climate that results when the atmosphere traps heat radiating from Earth toward space. Certain gases in the atmosphere resemble glass in a greenhouse, allowing sunlight to pass into the ‘greenhouse,’ but blocking Earth’s heat from escaping into space.
How do you explain greenhouse gases to children?
Greenhouse gases are gases in Earth’s atmosphere that trap heat. They let sunlight pass through the atmosphere, but they prevent the heat that the sunlight brings from leaving the atmosphere.
How is the greenhouse effect used in everyday life?
One example of the greenhouse effect that most of us experience in everyday life is the warming of a car’s interior when the vehicle is left out in the sun. The result is a gradual increase in the temperature inside your car. Earth’s greenhouse effect keeps the planet much warmer than surrounding space.
How does the greenhouse effect affect the earth’s surface?
Gases in the atmosphere such as carbon dioxide do what the roof of a greenhouse does. During the day, the Sun shines through the atmosphere. Earth’s surface warms up in the sunlight. At night, Earth’s surface cools, releasing the heat back into the air. But some of the heat is trapped by the greenhouse gases in the atmosphere.
Why does a greenhouse keep warm at night?
At nighttime, it’s colder outside, but the greenhouse stays pretty warm inside. That’s because the glass walls of the greenhouse trap the Sun’s heat. A greenhouse captures heat from the Sun during the day. Its glass walls trap the Sun’s heat, which keeps plants inside the greenhouse warm — even on cold nights.
Why do they put plants in a greenhouse?
A greenhouse is for growing plants. It is made of glass or clear plastic to let in lots of sunlight. But why not just put the plants outside? A greenhouse stays warmer than the air outside. Instead of cooling off at night, it traps some of the heat inside to keep the plants warm.
What kind of House is a greenhouse made of?
A greenhouse is a house made of glass. It has glass walls and a glass roof. People grow tomatoes and flowers and other plants in them. A greenhouse stays warm inside, even during winter. Sunlight shines in and warms the plants and air inside.