What makes you fall asleep? The main cause is your body clock, a time-keeper inside your body. But how to control and use your body clock? Scientists suggested having a shower before bed. Jumping into the shower around an hour before bed could mean you sleep better. A warm shower helps...
【答案】8.C 9.A 10.B 11.D 【解析】 【导语】本文是一篇说明文,主要介绍的是巨大建筑SWG3应用了一种名为Bodyheat的系统,该系统从建 筑物舞池的身体热量中产生可再生能源。 【8题详解】 细节理解题。根据第二段的 “When you start dancing, let's say at a medium pace, you might be generating...
A combo of nylon, lycra spandex, and stretch fleece makes this glove flexible to wear off the plane and in urban environments because it fits well and moves with your hands. They are easy to care for, just hand wash or wash on delicate post-trip, and bonus: you can use your phone ...
This tool makes peeling a hardboiled egg as easy as shaking it. 8,048 Reflective Double Handle Leash Maximum safety for every walk Keep your dog safe & secure with a reflective, double-handle leash designed for control and comfort. Product of the Week 311 Boomerang Waterproof Wireless Spe...
Research studies indicate that mosquitoes have a favorite blood type that makes them prefer certain people: type O. Why do mosquitoes like type O blood? Evidence shows type O blood proteins attract hungry mosquitoes more than the other blood serotypes. These little bloodsuckers will also go ...
Brain helps you to remember and think, and makes sure your body is doing what it should do. What is my skin for? Your skin covers your body. In most parts of your body, the skin is just as thick as 0.5cm. If you cut your skin, it will have a quick cure(治愈) and stop viruse...
But the designers of the University of Pittsburgh set themselves the opposite problem--how to collect body heat. T hey have designed a collection system which makes good use of not only body heat, but the heat given off by such objects as electric lights and fridges as well. T he system...
Growth hormone production surges. Your body makes morethyroidhormones.Levels ofcortisol, sometimes called the “stresshormone,” go down when you first fall asleep, then go up again right before you wake up. Levels ofmelatonin, one of the main chemicals involved in the sleep-wake cycle, do ju...
That morning cup of joe will do more than wake you up. Coffee triggers perspiration in two ways. First, caffeine activates the central nervous system, turning on sweat glands (the more caffeine you drink, the more you sweat). Second, the heat from the drink itself can make your body fee...
Does the temperature in the surroundings affect the metabolism of our body? In a few sentences, briefly explain how the body maintains homeostasis in regards to maintaining normal body temperature. What is the process that makes the integumentary system maintain homeostasis? Which does homeostasis regu...