Answer:Radiologic Dispersal Devices (RDD)
Explanation:
Radiologic Dispersal Device (RDD) is commonly known as dirty bomb. These devices require little more skill than is needed to make a conventional bomb and their components are easier to acquire. RDDs utilize conventional explosives to disperse a radioactive material packaged in the device, as opposed to a nuclear device, which creates radiation with its explosion.
<span>Artificial fertilizers are made chemically. They emphasize three main</span>
Almost all telescopes have a circular mirror. The area of a circle is proportional to

where

is the radius of the circle, the constant of proportionality being


Therefore the area of 150 meter telescope would be

times bigger than the area of the smaller (10 meter) telescope.
You would probably have a low frequency due to how much the wavelength is spread out.
The continent located 40n and 100w is North America