1) What is the meaning of electricity a) A small line which current flows. b) a type of energy that we use to make heat, light and power to work machines, etc. c) None of the above 2) why does light fuse ? a) The current does not flow there because of more of electricity usage b) Its just a small bulbs which does not work c) All of the above 3) What is the meaning of conductor? a) a substance, body, or device that readily conducts heat, electricity, sound, etc.: Copper is a good conductor of electricity. lightning rod. b) It is nothing but a small part of electricity c) None of the above 4) what are the things that works with electricicty a) Washing machine. b) Dryer. c) Television. d) Cell phone. e) Laptop. f) Air conditioning system.

electricity

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?