What causes the movement of air as wind? (Select all correct answers) * The uneven heating of Earth's atmosphere
The differences in air pressure from one area to another
The duration of the solar year
The amount of direct sunlight an area receives

How long could you survive without electricity? what parts of your life would be affected by loss of electricity? should you prepare for an electricity outage, and if so, how would you prepare? what backup system could your family or community install to generate limited amounts of electricity during an outage? how does this system create an electric force field and generate electric current?