Question 15
In one version of the popular Filipino legend, Bernardo Carpio is a very strong man. He is often depicted trapped between two moving mountains, with hands spread apart, to stop the mountains from crashing onto each other. This makes the mountains stop, otherwise wise a great earthquake would occur. Bernardo Carpio fights the mountains to make them stop but the mountains are also fighting him in order to crush him. This illustrates which law of motion?