Final answer:
The coefficient of static friction represents the maximum frictional force that can exist between two surfaces before they start to slide. It is determined by the nature of the surfaces in contact and the force pressing them together.
Step-by-step explanation:
The coefficient of static friction represents the maximum frictional force that can exist between two surfaces before they start to slide. When the coefficient of static friction is high, it means that the surfaces have a strong grip and are less likely to slide. This can be observed when trying to push a heavy object or when a car accelerates quickly without slipping on the road.
On the other hand, when the coefficient of static friction is low, it means that the surfaces have a weaker grip and are more likely to slide. This can be observed when trying to push a light object or when a car accelerates slowly and slips on a wet or icy road.
Therefore, the size of the coefficient of static friction is determined by the nature of the surfaces in contact and the force pressing them together. A higher coefficient indicates a stronger grip and a lower coefficient indicates a weaker grip.