Which of the following is not a type of electromagnetic radiation?
ultraviolet radiation
red light
sound waves
x-rays
Sound waves are longitudinal, mechanical pressure waves.
The most energetic electromagnetic radiations are :
(a) microwaves (b) ultraviolet waves
(c) X-rays (d) gamma rays.
Light is a form of electromagnetic radiation. Which of the following statements about light wave is NOT true?
Light is a form of electromagnetic radiation. Which statement about light waves is NOT true?