(B)20Electricity makes wonderful things possible.It keepus warm in winter,cool in summer,cooks our foodheats our water,cleans our clothes and powers our TVsradios and computers.Electricity can travel easily through our bodies.Dyou know why?Because electricity moves quickly throughwater and 70%of...
However, electricity can travel easily through our bodies because itmoves quickly through water and the human body has 70 percent of water! Be sure to remember thefollowing safety rules:(17-香坊-二模)① Never touch electric equipment if your hands are wet.② Try to touch broken electrical ...
It can traveleasily through our bodies. Because electricity movesquickly through water and the human body is 70%water! What will happen if you get shocked(电击)?You will find it hard to breathe, your heart will stopbeating and you will get burns and even die! Aselectricity travels at the...
根据“It can travel easily through our bodies. Because electricity moves quickly through water and the human body is 70% water!”可知,我们的身体中大部分都是水,而电在水中移动的速度很快,所以电能够很容易在我们身体中游走。故选C。 (3)题详解: 细节理解题。根据“What will happen if you get ...
Electricity can be very dangerous, too. It can travel easily through our bodies. Because electricity moves quickly through water and the human body is 70% water! What will happen if you get shocked (电击)? You will find it hard to breathe, your heart will stop beating and you will get ...
It can travel easily through our bodies. Because electricity moves quickly through water and the human body is 70 percent water! What will happen if you get shocked(电击)? You will find it hard to breathe, your heart will stop beating and you will get burns and even die! As electricity ...
It stands on a single wire and this is on the same potential, the current will not have any potential difference for it to travel through the body of the bird. But an overconfident/ careless bird may get itself fried if on taking off its wing mistakenly makes contact with another wire, ...
Though this mass is negligible, light only consists of massless photons. Additionally, light can travel through space; alternatively, electric current faces resistance when traveling through wires. 8. Water Doesn’t Conduct Electricity Everybody knows that water and electricity are a horrible combination...
Electricity can travel through something when its structure allows electrons to move through it easily. Metals like copper have "free" electrons that are not bound tightly to their parent atoms. These electrons flow freely throughout the structure of copper and this is what enables an electric cur...
Electricity can travel67through our bodies. Do you know why?Because electricity moves quickly through water and the human body is 70percent water! Electricity can be very dangerous. What will happen68you getshocked? You will find it hard to breathe, your69will stop beatingand you willget burns...