https://padlet.com/elliskas000/tgl4n06ubbap 8- Ellis, Tovar, Genther, Trinh en-us 2017-02-24 20:24:09 UTC 2023-06-27 09:13:52 UTC hello@padlet.com genthpau000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156543187 The large doses of UV rays can damage the retina in your eyes. The UV rays can cause sunburn or even skin cancer.
  How do you protect yourself from UV rays?]]> 2017-02-27 19:41:47 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156543187 elliskas000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156544915 2017-02-27 19:46:01 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156544915 tovareli000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156546284 They are made by special lamps. It is given off the Sun in large quantities. The lamp gives off "UV".]]> 2017-02-27 19:49:41 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156546284 trinheth000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156547251 ultra violet rays can be used to kill microbes. suitable doses of ultra violet rays cause the body to produce vitamin D. food and drug companies also use UV lamps to sterilise.]]> 2017-02-27 19:52:29 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156547251 elliskas000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156547286 Size: 10-8

Frequency: 10 to the 16th power]]> 2017-02-27 19:52:37 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156547286 elliskas000 https://padlet.com/elliskas000/tgl4n06ubbap/wish/156548807 2017-02-27 19:57:08 UTC https://padlet.com/elliskas000/tgl4n06ubbap/wish/156548807