VOA慢速英语:Solar Activity Can Affect Communication, Power on Earth

navigation – n. the act, activity or process of finding the way to get to a place when traveling

electromagnetic – adj. relating to electromagnetism, the study of a kind of physical interaction that takes place between electrically charged particles

relatively – adv. when compared to others

cycle – n. a series of events or actions that happen again and again in the same order; a repeating series of events or actions

Have sunspots affected communications, navigation or electric power in your country? We want to hear from you. Write your thoughts in the comments section.