Which of the following best describes the use of a non–renewable resource? (2 points) Grupp av svarsalternativ

California has several power plants that use heat from the Earth to generate electricity.

In the state of Texas, you can find miles of windmills that are used to generate electricity.

Natural gas is a great alternative to electricity for cooking.

The electronic signs along the highway are run by solar power.

Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earth’s electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earth’s electric field a feasible means of flight? why or why not?