Overcomes space and time. And like based internet. And the effects of city lights on nature. Lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells the socalled rod cells respond to light and dark the cones are responsible for color vision but we only see the light that actually enters our eyes if you are in zambia wanted to know more. Light travel. During a thunderstorm or you see the. I thing straight away but we hear the thunder with a delay. Thats because the sound waves move slowly whereas light travels super fast at 300000 kilometers per 2nd. It maintains that speed in space where theres a vacuum and it moves only slightly slower through the earths atmosphere but other media slow down for example water in which it travels at a mere 225000 kilometers a 2nd. Life troubles like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of l
And the effects of city lights on nature. But lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells the socalled rod cells respond to light and dark the cones are responsible for color vision but we only see the light that actually enter his our eyes if you are in zambia wanted to know more. Light travel. During a thunderstorm or you see the lightning straight away but we hear the thunder. Thats because sound waves move slowly or as light travels super fast. 300000 kilometers per 2nd. It maintains that speed in space where theres a vacuum and it moves only slightly slower through the earths atmosphere but other media slow it down for example water in which it travels at a mere 225000 kilometers a 2nd. Light travels like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of light rays sometimes its even possible for us to see the. Ligh
And the effects of city lights on nature. But lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells the socalled rod cells respond to light and dark the cones are responsible for color vision but we only see the light that actually enters our eyes if they were in zambia wanted to know more. Light travel. During a thunderstorm or you see the lightning straight away but we hear the thunder with a glow. Thats because sound waves move slowly or as light travels super fast yes. 300000 kilometers per 2nd. It maintains that speed in space where theres a vacuum and it moves only slightly slower through the earths atmosphere but other media slow down for example water in which it travels at a mere 225000 kilometers a 2nd. Travels like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of light rays sometimes its even possible for us to see the
And the effects of city lights on nature. Lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells the socalled rod cells respond to light and duck the cones are responsible for color vision but we only see the light that actually enters our eyes at the un insomnia wanted to know more all. Those light travel. During a thunderstorm or you see the lightning straight away but we hear the thunder with the light. Thats because sound waves move slowly or as light travels super fast. 300000 kilometers per 2nd. It maintains that speed in space where theres a vacuum and it moves only slightly slower through the earths atmosphere but other media slow down for example water in which it travels at a mere 225000 kilometers a 2nd. Life travels like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of light rays sometimes its even possible for us to s
Its very serious. Given the seniority of individuals that are involved, it is, yeah, very serious. As hundreds of thousands count the cost of the woodford scandal. Mr woodford . . We confront the man himself. Bbc panorama. What do you say, sir, to the people who trusted you, put money in your fund and now they cant reach it . Its all about guessing which way the financial wind is blowing. In the city, fortunes are made and lost on predicting which direction things are heading. For many of us, whether we like it or not, our Financial Security is tied to the ups and downs of the stock exchange. Now, that means we depend on those who manage our cash getting it right more than they get it wrong. The government changed the rules to give people the freedom to invest their pensions wherever they like. So, hundreds of thousands are getting more involved in this high risk game. Beryl is a retired secretary from harrow. Now, she wanted to make her savings go further, so she invested in a fund th