FORM 1 SCIENCE
Four examples of Natural Phenomena
flash floods闪电水灾, human growth人类成长, rainbows彩虹, volcanic eruptions火山爆发, occurrence of day and night白天和夜晚的发生, thunder lightning闪电
..................has made our life more comfortable and solve various problems.
Innovation of technology科技的创新
.............is used to measure the current that flows through an electric circuit.
Ammeter电流表