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.
I will say the name of an item and you will identify it as one of the four possible resources that form the factors of production: land, labor, capital, or entrepreneurship. 1  Coal... land. 2  Forklift... capital. 3  Factory... capital. 4  Oil... land. 5  Michael Dell... entrepreneur.