Chang Heng, a Chinese scientist, invented the first seismoscope around 132 AD called the dragon jar
John Miline invented the first modern seismograph in 1880
A seismometer (or the older device called a seismograph) records the seismic waves from earth tremors.+++There is a difference there: a seismometer would simply register instant vibration; a seismograph records the vibrations with time so shows the whole picture.
seismograph
seismographs
It was invented in china in ancient tokyo by your mother
the seismograph
The chinese inventor Zhang Heng. Pernounced: Jun Hun
A seismograph is a device that measures the strength of an earthquake.
yes he did
Because they had a problem with earthquakes, so they wanted to predict from where the earthquake will come
Do you mean seismograph? A seismograph, originated by the Chinese,I think, detects earthquakes.
china
The first "modern" seismograph was invented by John Milne in 1880. However, Zhang Heng, a Chinese astronomer is also believed to have invented the seismograph; probably the primitive ones.
John Milne invented the seismograph in Tokyo, Japan in the late 19th century. He installed the first modern seismograph at the Imperial University of Tokyo in 1880.
it was important for the emperor to know when and where an earthquake hit
frog
a CHINESE man named CHOKO bahahahhaahahhahahah