Explanation:
Urban Population Density, Climate Change, and Disasters The dense concentration of urban populations can increase susceptibility to the disasters that are likely to become more frequent and more intense as a result of climate change. Many aspects of urban areas are vulnerable to disasters and climate change.
They are electromagnetic waves because mechanical waves have to be physically created by something, while electromagnetic waves are just emitted without any effort or force.
Since when you write in scientific notation and the first number has to be infront the decimal, it would be 6x10^-6 and it would be a negative because you moved the decimal to the write and not the left to make it positive hope this helps :))))
Answer:
(indus,brahmaputra,narmada,tapi,godavari,krishna and mahanadi) it is of India