A high bounce rate is not always bad, as it can mean that while the visitor didn’t travel deeper into a site, he spent some time on the page and got an answer to his question. He may have saved the URL or may come back later, but since he didn’t spend more time reading the content, the activity is considered a bounce.
Pogo sticking occurs when a user perform a search, clicks on a result, very quickly clicks back to the search results page, and clicks on a different results. This type of behavior is a different results. This type of behavior is a direct result of immediate dissatisfaction in the search result. This always has a negative aspect to it.
Dwell time is the length of time a person spends looking at a web page after they’ve clicked a link on a SERP page, but before clicking back to the SERP results. You’ve done this lots of times, most likely. It’s that brief moment when you evaluate the web page you just clicked to visit.