[amp_mcq option1=”Infrared rays” option2=”Gamma rays” option3=”X-rays” option4=”Cosmic rays” correct=”option2″]
The correct answer is: B. Gamma rays.
Gamma rays have the highest energy of all the types of electromagnetic radiation, followed by X-rays, ultraviolet rays, visible light, infrared rays, microwaves, and radio waves.
Gamma rays are produced by the decay of radioactive nuclei. They are also produced by high-energy cosmic rays interacting with the atmosphere. Gamma rays are very penetrating and can cause serious damage to living tissue.
X-rays are produced when high-energy electrons strike a metal target. They are used in medicine for diagnosis and therapy. X-rays can also be used to create images of objects that are not visible to the naked eye, such as bones and teeth.
Ultraviolet rays are produced by the sun and other hot objects. They are shorter in wavelength than visible light and can cause sunburn and skin cancer.
Visible light is the type of electromagnetic radiation that we can see. It has a wavelength of about 400 to 700 nanometers.
Infrared rays are produced by hot objects. They have a wavelength that is longer than visible light but shorter than microwaves. Infrared rays can be used to heat objects and to create images of objects that are not visible to the naked eye, such as people in the dark.
Microwaves are produced by electronic devices such as microwave ovens. They have a wavelength that is longer than infrared rays but shorter than radio waves. Microwaves can be used to cook food and to transmit data.
Radio waves are the longest type of electromagnetic radiation. They have a wavelength that is much longer than visible light. Radio waves are used for communication, such as in radio and television broadcasting.