1._______
it is part of the electromagnetic spectrum that can be detected by human eye.

2._____ light has the shortest wavelength but highest frequency in the visible spectrum
while (3)______
light has the longest wavelength and lowest frequency.

4. The wavelength of light is the distance between corresponding points in two adjacent
light cycles, and the______
of light is the number of cycles of light that pass a
given point in one second.

5. The wavelength and the frequency of the visible spectrum are______
proportional
to each other.​