Light, microwaves, x-rays, and TV and radio transmissions are all kinds of electromagnetic waves. Different waves are made by their wavelengths. Electric fields are created by differences in voltage, the higher the voltage, the stronger will be the resultant field.lectromagnetic fields are found everywhere in nature, but are invisible to the human eye. There are also many human-made electromagnetic fields. An example of a human-made electromagnetic wave are X-Rays. There are many other types of waves that you can see on this website.
Best Cruise Destination Worldwide for 2016: St. Petersburg, Russia. Best European River Cruise Destination for 2016: Paris, France. River cruising is becoming increasingly popular, and it's no surprise Paris takes the cake with this one.
Cruise Log. The most popular river cruise route in 2015 is a Dutch waterways voyage from Amsterdam. The âWindmills and Tulipsâ itinerary through Holland on the Mosel, Rhine, Main and Danube rivers was also the most popular cruise in the year-end 2013 survey.