Why is the sun red at sunrise and sunset?
As the sun rises and sets, the rays of the sun to travel longer than the other like day at a time when the distance between us and the sun at sunrise and sunset times farther than the time when lunch. The color of light that we are able to achieve the color that has more long-wave light that is red. This is why the sun looks red at a that time
Sabtu, 20 November 2010
Tsunami
Tsunami is a japanese word for a sea wave generated by an earthquaje or landslide under a sea or an eruption.
Most tsunami happen along the ring of Fire . It is a zone of volcanoes and seismiv activity . The zone enircles the Pasific Ocean.
Historically , tsunami have caused much destrucktion and death. Since 1883,about 20 tsunami have struck Indonesia . The last one, september 2010 on Mentawai and caused many people died.
A tsunami can have the width of 100 to 200 km and may spread far away across the deap ocean. The spead is as fast as a jet plane. When the wave reaches the land t can be very high, which is about 15m high or more.
Most tsunami happen along the ring of Fire . It is a zone of volcanoes and seismiv activity . The zone enircles the Pasific Ocean.
Historically , tsunami have caused much destrucktion and death. Since 1883,about 20 tsunami have struck Indonesia . The last one, september 2010 on Mentawai and caused many people died.
A tsunami can have the width of 100 to 200 km and may spread far away across the deap ocean. The spead is as fast as a jet plane. When the wave reaches the land t can be very high, which is about 15m high or more.
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