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.
Analyze natural resource economics and explain the types of natural resources that exist. Natural resource economics focuses on the supply, demand, and allocation of the Earth's natural resources. Every man-made product in an economy is composed of natural resources to some degree. Natural resources can be classified as potential, actual, reserve, or stock resources based on their stage of development.