Smoke alarms, which are also called smoke detectors, work by constantly checking the air for traces of the gasses and smoke particles produced by a fire.There are two types of smoke alarms-ionization alarms and photoelectric alarms.moke alarms, which are also called smoke detectors, work by constantly checking the air for traces of the gasses and smoke particles produced by a fire.
Q: the BEST way to begin the research process. A: The BEST way to begin the research process is to select a topic that interests you. Expert answered|andrewpallarca|Points 37581|. Log in to see link for more information.
One good way to study is to write the material in your notes and in the textbook in your own words. That way you can think about it in your own terms instead of textbook language. Incorporate your summaries into your notes, if there is a connection. You can also make an outline.