Hot and cold! Dur.
A thermogram identifies the warm and cool parts of an object by using infrared waves.
Infrared Radiation.
The trace or record made by means of a thermograph.
thermogram.
infrared waves
It is called a Thermogram, or a Thermal Image
To produce thermogram it needs infrared wave. It is a radiant energy which cannot be seen by naked eyes and it was discovered by Sir William Herschel, an astronomer in the year 1800.
A thermogram is a device which measures heat through use of picture. The darker the colour, the cooler the object. White is the hottest point of the scale and Black is the coldest. A thermogram can be used in medicine - for brain scans and other explorative means. It can also be used to check insulation in buildings.
it is called a thermogram
Sedimentary rocks show the conditions of a place by
The rings will be laid down no matter what the conditions, the rings will show what the conditions were on that season.
To show the conditions of the poor miners.