You can practice skating backwards. There is a drill you can do. Set up five to ten sticks in a straight line and begin to c cut thrust down the length of the ice.
You can learn how to make the ice hockey side stop. Side stops is a side motion stop; not a snowplow stop. You need a strong knee bend to generate that scraping, stopping motion.
You can learn how to build a stronger ice hockey side stop. Make sure you bend your knees and go quicker each time. To do the drill, you jump over a hockey stick and side stop.