Answer:
greenhouse gasses are the gasses that have the property of absorbing ultraviolet radiation emitted from Earth's surface and re radiating it back to Earth's surface.
Explanation:
Boolean searching:
Most searches will return too many or too few records. It takes a long time to look at hundreds of records. By putting a little effort into constructing search strings (what you type into the search box) you can save a lot of time. The database can do a lot of work for you if you take the trouble to add a little sophistication to your search strings.
To do this with databases you need to know about the Boolean system. By the use of a few simple linking words, called operators, you can make your searches much more precise.
I was confused about this question but i made this
Answer:
The real existence of Scotland's Loch Ness monster has been neither proved nor disproved, but an inquiry into the history of the legend,past expeditions to Loch Ness, and discoveries made by the explorers to the area continue to arouse interest in the validity of the monsters existence.
