If someone tells you that a policy is provisional , you need to know more than the sound of the word. You need access to its meaning, understand how that meaning changes the sentence, connect it to the surrounding ideas and distinguish it from nearby concepts such as temporary , conditional or experimental .
Knowing what photosynthesis means is not the same cognitive achievement as inferring an unfamiliar pattern. Knowing why a constitutional court exists is different from solving a novel matrix.
A pattern changes from one row to the next. No one has taught you the answer, but the transformations follow a rule. To solve it, you compare the elements, notice which relations remain stable, test a possible rule and reject it if it fails.
Processing speed is not simply "how fast your brain works."
Working memory is the limited system that keeps information available for use in ongoing thought. It matters whenever we must hold onto something while doing something else with it.
Intelligence does not enter real life alone. Ability becomes performance through an encounter with knowledge, task demands, current state, tools and environment.
A cognitive score is useful because it compresses information. Understanding what survives that compression—and what does not—is the beginning of responsible interpretation.
Before asking how intelligent someone is, it helps to ask what intelligence is supposed to explain—and what our measurements can actually tell us.