A nuclear stress test is similar to the exercise stress test or pharmacological (chemical) stress test, but a small amount of radioactive substance is used to determine the health of the heart and blood flow to the heart.
The following are the four basic types of economics resources: Land â natural resources such as iron ore, gold, diamonds, oil, etc. Labor â human resources such as wage-earning workers. Capital â plants and equipment used in the production of final goods, such as assembly lines, trucks, heavy duty machinery, factories, etc.
- Definition, Types & Examples. If there are no resources, an economy cannot be sustained. In this lesson, you'll learn what economic resources are, the different types of economic resources, and why they are vitally important. A short quiz follows the lesson. Economic resources are the factors used in producing goods or providing services.