Final answer:
A supply curve is a relationship between quantity and price in economics. It represents the quantity of a product that suppliers are willing and able to produce at various prices.
Step-by-step explanation:
A supply curve is a relationship between quantity and price in economics. It represents the quantity of a product that suppliers are willing and able to produce at various prices. The shape of a supply curve generally slopes up from left to right, illustrating the law of supply: as the price rises, the quantity supplied increases, and vice versa.