Step 1: Define motivation with a simple example first.
Think of two students given the same lesson: the one who wants to learn it (motivated) engages differently from the one who is simply present.
Step 2: Name its two sources.
It can come from inside the learner (curiosity, personal interest) or from outside (rewards, grades, praise), and both push behaviour toward the same learning goal.
Step 3: Trace its effect step by step.
Motivation first raises attention, then raises effort and persistence during hard moments, and this combined effect leads to stronger memory of what was learned and better exam results.
Final Answer:
Motivation is the driving force behind learning, and its usefulness shows up as sharper attention, more persistence, and ultimately better learning outcomes.