Let's say that you turn on the space heater and then look at the power meter outside. The meter's purpose is to measure the amount of electricity flowing into your house so that the power company can bill you for it. Let's assume -- we know it's unlikely -- that nothing else in...
How electricity is made from the sun's rays Renewable resources What solar energy is Solar power Skills Practiced Defining key concepts- define main terms, such as solar power and solar energy Information recall- remember everything you have learned about where solar panels can be found ...
cut off:停止提供(水,电,燃气,物品或资金等等)柯林斯英语释义:To cut off a supply of something means to stop providing it or stop it being provided.例句:The rebels have cut off electricity from the capital.叛军切断了首都的电力供应。His company is preparing to shut down in the event that their...
The wider prong connects to the neutral wire and the smaller prong smaller prong is the hot side of the circuit. What happens if the third prong breaks? If one of the prongs or the wires inside them becomes dislodged, electricity won't flow as efficiently through the device. This ...
This current is then able to power a small device, such as a light bulb. Lemon batteries are not a practical source of power to use all the time but they are a simple and fun way to learn about how electricity works. Discover more easy physics experiments for kids! How to Apply the...
When the switch is flipped to the on position, electricity can flow from the bottom terminal, through the electromagnet, up to the moving contact, across to the stationary contact, and out to the upper terminal. The electricity magnetizes the electromagnet. Increasing current boosts the ...
By pumping water back to the upper reservoir, the plant has more water to generate electricity during periods of peak consumption. The Generator The heart of the hydroelectric power plant is the generator. Most hydropower plants have several of these generators. The generator, as you might have ...
If you follow the advice above, you will achieve health, independence (独立), peace of mind and feelings between family members. Today is the beginning of a new life. Your summer vacation must be full of ___ and success. Wish you a wonderful time! 【1】 ...
We know from our play dough circuits that the circuit needs to be complete for electricity to flow, but we usually want to be able to control whether electricity flows or not. This can be done using a simple switch. How to make a simple switch The basic circuit below has a switch made...
He was fishing while his kids were having a swim. W: Did you talk to him? M: No, I walked on and took a lot of pictures. There is just so much out there to see. Text 8(185词)人生愿望清单 W: (11) David, how was your holiday? M: Great! I climbed Mount Fuji. It was ...