Different types of electromagnetic waves have different wavelengths. which of these electromagnetic waves has the longest wavelength?
x-rays
radio waves
ultraviolet light
gamma rays

The electromagnetic waves which has the longest wavelength is: B. radio waves.

An electromagnetic wave refers to a wave that do not require any medium for its propagation and as such, it can travel through an empty space or vacuum.

The different types of electromagnetic waves with their wavelengths are listed below:

In conclusion, radio waves have the longest wavelength in the electromagnetic spectrum.

Read more on electromagnetic wave here: link

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.

i think it’s will be a yes