A. People should know how to turn on the gas.B. People should know how to save water.C. People shouldn't put heavy boxes over beds.D. People shouldn't forget the telephone numbers of others. 相关知识点: 试题来源: 解析 C 第二段主要讲述地震发生时的应对措施,其中提到“Never put heavy ...
Learn how to turn on a water heater right here, whether you have a gas or electric installation. Turning on a hot water heater is easy for a novice, just follow these instructions.
Firstl,the hot sun helps water in the lakes and oceans to evaporate.This turns the liquid water into a gas called water vapour,which goes up into the air.Then this water vapour in the air will cool off when it rises up into the sky,and turn back into water droplets.Next,when enough...
aHow does water get up into the sky.\? It evaporates from the ground. The sun changes water into gas, and it goes up to make clouds. There, the cycle begins again. 怎么浇灌起来入天空。\ ‘? 它从地面蒸发。 太阳改变水到气体,并且它是做云彩。 那里,周期再开始。 [translate] ...
It's a process so fundamental to everyday life—in everything from your morning coffeemaker to the huge power plant that provides its electricity—that it's often taken for granted: the way a liquid boils away from a hot surface.
Put (16) ___ pots and pans when boiling water. Where possible, avoid placing the refrigerator next to the (17) ___ Remember to turn down the fridge temperature control in the (18) ___ Don't forget to (19) ___ the freezer and don't put too much food in it Reduce the temperatu...
You probably don't give your water heater much thought until your shower goes cold but it's an important appliance in your home. If your water heater's temperature is off, you'll want to learn how it works, including how to turn up your hot water heater.
What happens to the rest of the food on your plate? It may greatly go right into the waste. Is it common in your school? The answer is yes. Waste happens everywhere in the school. Some students often forget to turn off the lights when they leave the classroom. Others only use the ...
It's a process so fundamental to everyday life—in everything from your morning coffeemaker to the huge power plant that provides its electricity—that it's often taken for granted: the way a liquid boils away from a hot surface.
We can change liquid water into solid ice and back again into liquid water .We can also turn water into a gas.In winter ,put your wet clothes near the fire ,then you can see gas rising from the wet clothes.Why Water changes into a gas .When you breathe on a mirror,you can see ...