All three kinds of resources are needed for corn and soybeans. Seeds and soil are needed to grow the plants. Tools and equipment like tractors, combines, and food processing factories are needed to harvest and process the food. It takes many humans to grow, harvest, process, and distribute the food.
tools, equipment, and factories
List examples of each resource used in growing corn and soybeans. Look in Lesson 2: Super Soybeans and King Corn for ideas.