13. Why the roof and walls of the green house are made of glass?
Answers
Answer:
A structure with walls and roof generally made of transparent material generally used to grow plants under controlled climatic conditions is called greenhouse. It possess all the desirable qualities like ventilation, heating, carbon dioxide enrichment etc. Material used can be of glass or plastic.
Answer:
The glass equally transmits the radiations from the sun as well as those from outside
The glass equally transmits the radiations from the sun as well as those from outsideThe glass transmits the radiations coming from sun but not those given out by the bodies inside
The glass equally transmits the radiations from the sun as well as those from outsideThe glass transmits the radiations coming from sun but not those given out by the bodies insideThe glass absorbs most of the radiations coming from sun
The glass neither transmits nor absorbs any radiation coming from sun