First, preemptive and preventive uses of force are often justified by claiming either that there is substantial risk of a future attack or that it is difficult to ascertain how dangerous the target is.
Short-Term Memory: Up to 7 Items, But Highly Volatile. Many psychology experiments have shown that our short-term memory can hold only a limited number of separate items. The average is about 7 items, plus or minus 2, depending on the individual. You can easily confirm this by reading someone a series of words that have no connection with one another, then asking this person to repeat them.
Either way, you are using your short-term memory. 1  In fact, those are two very good examples of why you usually hold information in your short-term memory: to accomplish something that you have planned to do. 2  This ability to hold on to a piece of information temporarily in order to complete a task is specifically human.