Light Energy - Energy that can be sensed by the eye., Thermal Energy  - Energy that causes a change in temperature., Electrical Energy - Energy produced by a power source., Mechanical Energy - Energy produced by a machine or moving part., sound energy - Energy that travels as waves through the air or water and vibrates the ear drum upon contact., Energy - That which is needed to do work.,

Табло

Визуален стил

Опции

Шаблон за превключване

Възстановяване на авто-записаната: ?