| A | B |
| economics | study of money |
| opportunity cost | best thing you give up to get something |
| scarcity | not enough of something you want |
| income | money you earn |
| good | something want that you can touch or hold |
| service | something people do for other people |
| natural resources | many things nature provides that we use to satisfy our wants |
| human resources | resources found in people, such as their skills and ideas |
| capital resources | goods that are used to make other goods or to provide services |
| production | putting resources together to make goods or to provide a service |
| specialization | to do a certain job |
| interdependent | depending on each other |
| consumer | a person who uses a good or service |