And another reason is_5 ultraviolet rays(紫外线) of the sun are very harmfulto people, burning and aging the skin, or even(cause)some diseases, like sun-re-lated eye and skin complications.The most popular ways of sun protection in China 7(be) sunscreen, sunglassesand sunscreen clothes. ...
Is it harmful for us to wear sunglasses all the time ?In (1)a word,yes.Sure,most of us probably should wear sunglasses,especially outdoors (2)to protect (protect) our eyes against damaging ultraviolet (UV) rays (紫外线).However,wearing sunglasses when you don't need UV protection can da...
Sunscreen and sunblock can both provide necessary protection from the sun's harmful ultraviolet (UV) rays. Sunscreen consists of chemicals that absorb UV rays before they reach your skin. Sunblock acts like a barrier, preventing UV rays from reaching you. Make sure to purchase a broad-spectrum...
allows visible lights to enter the building but it keeps out harmful ultraviolet rays. The Gallery has also developed new and better varnishes which help to keep paintings from fading. Thanks to these new precautions, many of the world's greatest paintings are being well protected for future ...
Is it harmful for us to wear sunglasses all the time ? In1word, yes. Sure, most of us probably should wear sunglasses, especially outdoors2(protect) our eyes against damaging ultraviolet (UV) rays (紫外线). However, wearing sunglasses when you don’t need UV protection can damage your ey...
The ozone layer is very important for protecting the Earth from harmful ultraviolet rays. What has damaged the ozone layer? A. Using solar energy B. Releasing chlorofluorocarbons (CFCs) C. Recycling plastic bottles D. Saving water 相关知识点: ...
The ozone layer is important because it protects us from harmful ultraviolet rays. What can damage the ozone layer? A. Planting trees B. Using solar panels C. Releasing CFCs D. Conserving water 相关知识点: 试题来源: 解析 C。释放氟氯化碳会破坏臭氧层。A 植树对环境有益;B 使用太阳能板...
according to the EPA.A "good" ozone is called stratospheric ozone and naturally occurs in the upper atmosphere, forming a protective layer that shields us from the sun's harmful ultraviolet rays. A "bad" ozone is at the ground level and has harmful air pollutants. It can trigger a ...
intosynthesisingprotective sunscreen compounds andkrill, marinecrustaceansthat are the foundation of the food chain in Antarctica, moving deeper into the ocean to avoidultraviolet rays. While seals and penguins are covered by protective fur and feathers, the scientists say exposure to harmful rays ...
They might have been frightened by a recent report from Europe that liquid sunscreens don’t protect people from the sun’s harmful rays. Researchers kept track of 631 children, some of whom used sunscreen and (46) . The researchers found that the kids who used sunscreen got more sun-...