Answer:
It is a process by which greenhouse gases allow the sun’s light to penetrate the atmosphere but stop the heat from escaping.
Explanation:
a green house is a house made purely of glass a transparent material within which the conditions for plant growth such as temperature and humidity can be controlled. this when the temperature is set to a particular degree it remains same untill regulated as there's no where for heat to escape.
the green house effect therefore implies the fact that gases are forming a barrier around the earth that prevents the heat from the sun and other sources from escaping. A similar effect in a green house.