10 Questions
Which type of electromagnetic wave has the longest wavelength and lowest frequency?
Radio waves
What are radio waves mainly transparent to, except for layers of charged particles in the ionosphere?
Microwaves
What can microwaves penetrate into and deposit their energy below the surface?
Materials
In which systems are radio waves widely used to transmit information across distances?
All of the above
What are microwaves also used for besides cooking?
Industrial heating
Which type of electromagnetic wave can penetrate into materials and deposit their energy below the surface?
X-rays
What are radio waves mainly transparent to, except for layers of charged particles in the ionosphere?
Insulators
In which systems are radio waves widely used to transmit information across distances?
Television broadcasting
What can microwaves penetrate into and deposit their energy below the surface?
Insulating materials
Which type of electromagnetic wave has the longest wavelength and lowest frequency?
Radio waves
Test your knowledge about the distribution of electromagnetic spectrum bands, from radio waves to gamma rays, and their characteristics and practical applications.
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