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Q: Why is the ionosphere more reflective at night?
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What is reflective bike tires?

There are some bicycle tires that have a reflective strip around the side wall. This help the cyclist be more visible at night.


What reflects radio waves at night?

Ionosphere


What material will make you visible at night?

reflective gear such as reflective jackets ECT.


What is the layer of atmosphere where radio signals are reflected back to the earths surface?

The ionosphere bends radio waves . . . most go out into space, but a fair number hit the earth far away, and are reflected back up to the ionosphere. Radio operators call this phenomenon, "The skip".


Why can some am broadcasts be heard for great distances under certain conditions?

AM signals can be heard for great distances under certain conditions due to a phenomenon called skywave propagation. When AM signals are broadcast, they can bounce off the ionosphere and be refracted back to Earth, allowing them to travel much farther than the line-of-sight limit. This phenomenon is more pronounced at night when the ionosphere is more reflective.


What layer moves higher at night and lower in the day?

Ionosphere


Why can you only listen to am radio stations in a city near you but at night from a distant city?

...AM stations transmit hundreds of miles at night. This extended transmission is possible is because of the ionosphere -- one of the layers of the atmosphere. It is called the ionosphere because when the http://wiki.answers.com/sun.htmrays hit this layer, many of the http://wiki.answers.com/atom.htmthere lose electrons and turn into ions.As it turns out, the ionosphere reflects certain frequencies of radio waves. So the waves bounce between the ground and the ionosphere and make their way around the planet. The composition of the ionosphere at night is different than during the day because of the presence or absence of the sun. You can pick up some radio stations better at night because the reflection characteristics of the ionosphere are better at night.­


Why do coyotes have great vision at night?

they have reflective mirror like tissues at the back of there eye, catches more light. But at night, they usually move by smell, not sight


Besides using reflective tape, what else can help make a child more visible at night while wearing a Halloween costume?

Halloween safety is very important for children. Make them more visible at night with reflective tape, flash lights, and glow sticks that can be worn around the neck. There are also glow in the dark costumes and treat bags that can help others see your child at night.


Why does the range of radio waves increase at night?

If you mean short waves, the answer is that the lower layer of the ionosphere (D layer) dissapears at night so short wave signals then bounce off a higher layer (F1 or F2) of the ionosphere and can travel further.


What is a reflex tire?

It's a tyre with a reflective stripe on the tyre side. Makes the rider more visible for cars during night riding.


What is the purposes of wearing reflective gears at night?

Reflective gears are needed at night because they allow passing car's headlights to reflect off them and reveal your presence to drivers who might not have seen you otherwise.