Question

question 3
which of these forms of radiation has the least energy?
a blue light
b gamma rays
c uv radiation
d radio waves
e infrared radiation

Explanation:

In the electromagnetic - spectrum, energy is directly proportional to frequency. Radio waves have the lowest frequency among the given options, so they have the least energy. Gamma rays have the highest frequency and highest energy, followed by UV radiation, blue light, and infrared radiation.

Answer:

D. radio waves