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Biological Effects of Electromagnetic Fields Quiz

14 Questions

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Biological Effects of Electromagnetic Fields Quiz

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Questions and Answers

What type of field exists whenever electric charges are present?

Force field

Magnetic field

Electric field (correct)

Electromagnetic field

What stands for the force exerted on charges when they move along the line between the charges?

Force field

Electromagnetic field

Electric current

Magnetic field (correct)

Which type of field lines always point away from a positive charge and towards a negative charge?

Electromagnetic field

Magnetic field

Force field

Electric field (correct)

How are magnetic fields arranged around an electric current?

In a circular fashion Signup and view all the answers

What creates electromagnetic fields?

Movement of electric charge Signup and view all the answers

What kind of force exists between charges that act on a line between the charges?

Electric force Signup and view all the answers

What are EM waves created as a result of?

Vibrations between an electric field and a magnetic field Signup and view all the answers

What are the small packets of energy in an EM wave called?

Photons Signup and view all the answers

What is the relationship between frequency (f), wavelength (λ), and the speed of light (c)?

f x λ = c Signup and view all the answers

Which of the following is a natural source of electromagnetic fields?

The Earth’s Magnetic Field Signup and view all the answers

Which type of radiation has high enough energy to ionize particles of matter?

Gamma rays Signup and view all the answers

What are the two most important health-related characteristics of EM fields?

Field strength and frequency Signup and view all the answers

What effect does non-ionizing radiation have on matter?

Causing significant heating Signup and view all the answers

What positive health effect does exposure to sunlight have?

Leads to vitamin D production Signup and view all the answers

Biological Effects of Electromagnetic Fields Quiz

Choose a study mode

Podcast

Questions and Answers

What type of field exists whenever electric charges are present?

What stands for the force exerted on charges when they move along the line between the charges?

Which type of field lines always point away from a positive charge and towards a negative charge?

How are magnetic fields arranged around an electric current?

What creates electromagnetic fields?

What kind of force exists between charges that act on a line between the charges?

What are EM waves created as a result of?

What are the small packets of energy in an EM wave called?

What is the relationship between frequency (f), wavelength (λ), and the speed of light (c)?

Which of the following is a natural source of electromagnetic fields?

Which type of radiation has high enough energy to ionize particles of matter?

What are the two most important health-related characteristics of EM fields?

What effect does non-ionizing radiation have on matter?

What positive health effect does exposure to sunlight have?

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