* -ology: This suffix means "the study of" or "a branch of knowledge." It is often used to form the names of sciences or fields of study.
* Examples:
* Biology (the study of life)
* Geology (the study of the Earth)
* Psychology (the study of the mind)
* Sociology (the study of society)
* -scope: This suffix means "an instrument for viewing or examining." It often refers to a device that allows for observation or investigation.
* Examples:
* Microscope (an instrument for viewing tiny objects)
* Telescope (an instrument for viewing distant objects)
* Stethoscope (an instrument for listening to the sounds of the heart and lungs)
* Periscope (an instrument used for viewing objects above the surface of water)
In a nutshell: -ology is about the study of something, while -scope is about a tool used to observe something.