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Chapter 27: Problem 30

Of the following, identify the waves with the highest frequency. a. microwaves b. ultraviolet rays c. x-rays d. gamma rays

Short Answer

Expert verified
Gamma rays have the highest frequency.

Step by step solution

01

Understand Electromagnetic Spectrum

The electromagnetic spectrum is a range of all types of electromagnetic radiation. Radiation is classified into different types according to the frequency of the wave. From lowest to highest frequency, they are: radio waves, microwaves, infrared, visible light, ultraviolet, x-rays, and gamma rays.
02

Compare Frequencies

Microwaves have a lower frequency compared to ultraviolet rays which, in turn, have a lower frequency compared to x-rays. Gamma rays have the highest frequency among the options.
03

Identify the Wave with Highest Frequency

Based on the electromagnetic spectrum, gamma rays have the highest frequency compared to microwaves, ultraviolet rays, and x-rays.

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

waves frequency comparison
The electromagnetic spectrum consists of various types of waves. Each type has a different frequency. When comparing frequencies:
  • Radio waves have the lowest frequency.
  • Microwaves have a higher frequency than radio waves but lower than infrared.
  • Visible light lies in the middle of the spectrum.
  • Ultraviolet rays have a higher frequency than visible light.
  • X-rays have a higher frequency than ultraviolet rays.
  • Gamma rays have the highest frequency.
So, when you're comparing microwaves, ultraviolet rays, x-rays, and gamma rays, gamma rays always come out on top with the highest frequency.
types of radiation
Radiation comes in several forms along the electromagnetic spectrum. Each type of radiation has unique properties and purposes:
  • Radio waves: Used in communication devices like radios and cell phones.
  • Microwaves: Commonly used in microwave ovens and radar.
  • Infrared: Emitted by warm objects and used in thermal imaging and remote controls.
  • Visible light: Seen by the human eye and makes up the colors we see.
  • Ultraviolet rays: Can cause skin burns but are also used in black lights and sterilization.
  • X-rays: Used for medical imaging to view inside the body.
  • Gamma rays: Produced by radioactive materials and used to treat cancer or for imaging in high-energy physics.
Each type serves different roles in science and technology, depending on their frequency and energy.
gamma rays
Gamma rays sit at the high-frequency end of the electromagnetic spectrum. These rays have the most energy and shortest wavelength. Due to their high energy levels, gamma rays can penetrate materials more deeply than other types of radiation. Here are some key points about gamma rays:
  • They are often produced by radioactive atoms and nuclear explosions.
  • Due to their high penetration power, they are used in medical treatments like radiotherapy for cancer.
  • Gamma rays are also used in astrophysics to study cosmic phenomena like black holes and neutron stars.
  • Their high energy makes them both useful in technology and science, but also dangerous, requiring careful management and protection.
Understanding gamma rays is crucial as they play a significant role in both scientific research and practical applications.

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Most popular questions from this chapter

If a young child goes missing, predict why a bloodhound and not a poodle would be used to find the child. a. Bloodhounds were bred to have a better sense of smell, and thus have fewer olfactory receptors and larger olfactory epithelia. b. Bloodhounds were bred to have a better sense of smell, and thus have more olfactory receptors and larger olfactory epithelia. c. Bloodhounds were bred to have a better sense of smell, and thus have more olfactory receptors and smaller olfactory epithelia. d. Bloodhounds were bred to have a better sense of smell, and thus have more olfactory bulbs and larger olfactory receptors.

State where perception occurs. a. spinal cord b. cerebral cortex c. receptors d. thalamus

Describe how the steps of sensory perception would be affected if a person sustains damage to axons that lead from sensory receptors to the central nervous system. a. Reception would not be affected. However, signal transduction and perception will be incomplete. b. Perception would not be affected. However, signal transduction and reception will be incomplete. c. Signal transduction would not be affected. However, reception and perception will be incomplete. d. Reception and signal transduction would not be affected. However, perception will be incomplete.

Which of the following is true of light detection? a. Humans see most of the light spectrum. b. Light signals can pass through a vacuum into the eye. c. Decibels are used as the unit of wavelength. d. Violet light has a longer wavelength than red light.

If an individual was born without the malleus in either ear, explain why they might have problems with hearing. a. Without the malleus and incus, the vibrations of the tympanum would not be able to reach the stapes and then be sent to the cochlea. b. Without the malleus and incus, the vibrations of the pinna would not be able to reach the stapes and then be sent to the cochlea. c. Without the malleus and incus, sound waves would not be collected by the tympanum. d. Without the malleus and incus, sound waves would not be collected by the pinna.
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