Study the passage carefully and answer the following questions. Stop reading this passage for a few seconds and look around the room you’re in. Without any perceived effort at all on your part, your brain will register everything within the scope of your vision. But where does all that information- known as sensory memory- go? Well, pretty quickly, it vanishes.     So, what if you want to hold on to these fleeting memories for longer? The answer is obvious: you need to pay conscious attention to the sensory input…