High frequency electromagnetic waves are extremely harmful due to imparting the highest amount of photon energy, which are capable of causing a large...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
X-rays are electromagnetic waves and are harmful to life on earth. Answer and Explanation:1 The exosphere layer of the atmosphere blocks the x-ray radiations. X-rays are absorbed by the oxygen and nitrogen atoms present in the exosphere... ...
It is advisable to attach a radiation filter plate(辐射过滤板)in front of your computer's screen.Make sure to avoid putting any metal substances near your computer as these may have reflected some of the electromagnetic waves that are harmful to your health.__3__The brighter the screen the...
Chapter 12-Electromagnetic WavesI. What are electromagnetic waves?A. Electromagnetic wavesare made by vibrating electric charges and can travel throughspace.B.Electric and magnetic fields—relatedforcesthat operate even in empty space1.Amovingelectric charge creates a magnetic field.2.Changingmagnet...
参照下一格的Cellphones are safe to use可知这里是说Cellphones are safedangerous/harmful to use。2.根据第一段的Could your cellphone give you cancer? Whether it could or not, some people are worrying about the possibility that phones可知此处意为“可能”。3.根据第三段中的And she's not alone....
Generally, high-energy electromagnetic waves such as ultraviolet and X-rays can potentially damage cells, raising concerns about the harmful effects on the human body with excessive exposure. In contrast, terahertz waves feature lower energy than visible light that poses no risk to human health. As...
It is advisable to attach a radiation filter plate (辐射过滤板) in front of your computer’s screen. Make sure to avoid putting any metal substances near your computer as these may have reflected some of the electromagnetic waves that are harmful to your health. _3._The brighter the screen...
Make sure to avoid putting any metal substances near your computer as these may have reflected some of the electromagnetic waves that are harmful to your health. ___3.___The brighter the screen the higher the radiation there will be and vice versa. You can also put some radiation-absorbing...
Sonic devices, electromagnetic lenses, and zappers use technology to prevent pests electronically. Ultrasonic devices emit sound waves that are uncomfortable for certain pests, driving them away without the use of chemicals. Electromagnetic shields disrupt the nervous systems of pests, providing a barrier...
Electromagnetic waves are formed because of the vibrations that are caused between the magnetic field and the electric field. Electromagnetic waves are quite useful to human beings because they are used in many activities of humans like heating the food in the micro ovens and using laptops and ...