https://padlet.com/marsanograzia/cl0vqhvlsstv en-us 2018-05-24 09:55:12 UTC 2018-06-06 12:53:45 UTC hello@padlet.com marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263289196 It is a 4.5 billion year old star. https://www.youtube.com/watch?v=VkW54j82e9U]]> 2018-05-24 09:58:58 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263289196 marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263289590 Its diameter is 100 times bigger than the Earth.
It's 150 million km from the Earth.]]> 2018-05-24 10:00:38 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263289590 marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291302 -Infrared radiation waves
-Visible light waves
-Ultraviolet light waves]]> 2018-05-24 10:09:24 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291302 marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291626 Part of these waves penetrate the atmosphere and can damage our skin (risk of MELANOMA, a serious form of a skin cancer). https://www.youtube.com/watch?v=np-BBJyl-go]]> 2018-05-24 10:11:22 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291626 marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291987 Because of a reduction in the ozone layer we are exposed to radiation.]]> 2018-05-24 10:13:35 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263291987 marsanograzia https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263292341 The rays can bounce off surfaces and travel through the clouds]]> 2018-05-24 10:15:44 UTC https://padlet.com/marsanograzia/cl0vqhvlsstv/wish/263292341