Energy Consumption Environmental Science Energy Resources and Consumption Energy Consumption Questions What can be done in order to make solar energy more affordable so that more people can use it? Does solar energy need to be used right away? How can solar energy be used? How can solar energy save money? What has been the result of the change from coal to oil and natural gas as a major energy resource? A central air conditioner uses 4.5 kilowatts. It runs for 10 hours over the course of a day. How much energy does the air conditioner use during that day? What are the environmental, social, and economic costs of solar energy? Is solar energy practical for everyday use? How is solar energy used in transportation? Is solar energy expensive to use? What are some environmental benefits of using a clothesline instead of an electric dryer? What are some sources of electricity? How does an airplane waste energy? Energy Resources and Consumption View all chapters Energy Concepts Energy Consumption Fossil Fuel Resources and Use Nuclear Energy Hydroelectric Power Energy Conservation General/Other Forms of Renewable Energy Wind Energy Biofuels Prev Next