In peoples house there is energy being consumed everybody by people cooking so they can survive. If you don't eat you can die. People have to iron there clothes in the morning. People need air condition, or heat so they wont freeze or be to hot. People need to bathe in order to clean there body. Everybody has or needs a refrigerator to keep there food fresh and cold. They need light to see where there going when there walking around the house. People charge there phones so they don't die. You have to talk to people all over the world.