Electromagnetic Waves Quiz

What are the two main components of an electromagnetic wave?

• Sound wave and light wave

• Magnetic field and sound wave

• Electric field and magnetic field

• Electric field and sound wave

How are electromagnetic waves produced?

• By static magnetic fields

• By vibrating sound waves

• By accelerating charged particles

• By stationary charged particles

What type of wave is an electromagnetic wave considered to be?

• Longitudinal wave

• Transverse wave

• Surface wave

• Mechanical wave

What is the speed of electromagnetic waves in a vacuum?

• 3 x 10^7 meters per second

• 3 x 10^6 meters per second

• 3 x 10^8 meters per second

• 3 x 10^9 meters per second

Which of the following is true about electromagnetic waves?

• They require a medium to travel

• They can travel through a vacuum

• They cannot travel through a vacuum

• They travel at the speed of sound

Who developed the scientific theory to explain electromagnetic waves?

• Heinrich Hertz

• Andre-Marie Ampere

• Michael Faraday

• James Clerk Maxwell

What did Heinrich Hertz prove in the late 1880s?

• The existence of radio waves

• The existence of sound waves

• The existence of gravitational waves

• The existence of light waves

Which scientist is known for the discovery of electromagnetic induction?

• Andre-Marie Ampere

• Hans Christian Oersted

• Michael Faraday

• James Clerk Maxwell

What did Andre-Marie Ampere discover about electric currents?

• They can create sound waves

• They can attract or repel other currents

• They can only travel in a vacuum

• They are unaffected by magnetic fields

What phenomenon did Hans Christian Oersted discover?

• Electric currents can deflect a compass needle

• Magnetic fields can create sound waves

• Light waves can travel through a vacuum

• Radio waves can be detected by the human ear