How much water is there in your body?A.less than 50% of your bodyB.half of your bodyC.more than 25% of your bodyD.more than 50% of your body 相关知识点: 试题来源: 解析 D.more than 50% of your body 题目要求判断人体含水量。根据生理学知识:1. **成年人**体内水分约占体重的60%...
结果一 题目 用英语回答, 1,How much of our body is just water 2,Do you ears and nose continue to grow all your life 3,How much does the human brain weigh? 4,How fast do our fingeinails grow? 答案 1.About 70 percent.2.No.3.About 2 % to 3 % of the body weight,or 1225(...
Your Body Knows Best How Much Water to Drink
How much salt is in the average human body? Suppose a solid substance has a specific gravity of 8.0. a) How much would 3.0 cmsup3 of the solid substance weigh in air? b) Would it weigh the same/less/more when completely immersed in water? c) What would it weigh when completely immer...
Much of the world is experiencing oppressively hot temperatures this summer. And there's probably no better way to cool off than taking a dip in a cool pool. Of course, that's only if your pool is properly maintained and that includes running the pump to filter the water. But does the...
解析:本题考查how many 和how much的区 别。两者都可以用来提问...的数量是多少,howm any+可数名词复数;how much+不可数名词。根 据题干,water是不可数名词,所以用how much来 提问。故本题选$$ B 。 $$little很少;few没几个,不符 合句意。
They cut wood,carried water or heavy things,washed clothes,worked in the fields,etc.Now we have washing machines,cars and buses.Most of us don't grow vegetables,and parents usually drive their kids wherever they want to go.But your body is designed(被设计) for physical activity,and without...
body water content人体内水分含量 kidney system肾脏系统 retain保持,留存 kick in开始起作用,见效 flush out清除,排出 toxin毒素 digestion消化 shock absorber起减震缓冲功能的物体 calcium钙 magnesium镁 测验与练习 1. 阅读课文并回答问...
But Earth's atmosphere is made up of about 78 percent nitrogen, 21 percent oxygen and trace amounts of other elements, including water vapor. So have you ever wondered if breathing 100 percent oxygen would be good for you? The short answer is it's not. Pure oxygen can actually can be...
How much water is in your body depends on your hydration level.2People feel thirsty when they have already lost around 2-3% of their body's water. Being dehydrated by just 2% impairs performance in mental tasks and physical coordination.4 ...