Electromagnetic Spectrum Flashcardizz

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all frequencies of electromagnetic radiation, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.

Front

What is the relationship between frequency and wavelength?

Back

The longer the wavelength, the lower the frequency; conversely, the shorter the wavelength, the higher the frequency.

Front

What type of waves are used for WiFi and text messages?

Back

Radio waves are used to send signals for WiFi and text messages.

Front

Do gamma rays communicate with satellites?

Back

False, gamma rays are not used for satellite communication.

Front

What is the unit of frequency?

Back

Hertz (Hz) is the unit of frequency, representing cycles per second.

Front

What type of electromagnetic radiation has the highest frequency?

Back

Gamma rays have the highest frequency in the electromagnetic spectrum.

Front

What type of electromagnetic radiation can be seen by the human eye?

Back

Visible light is the part of the electromagnetic spectrum that can be seen by the human eye.

Front

What is the primary use of X-rays?

Back

X-rays are primarily used in medical imaging to view the inside of the body.

Front

What is the difference between ultraviolet rays and visible light?

Back

Ultraviolet rays have a shorter wavelength and higher frequency than visible light.

Front

What is the role of microwaves in communication?

Back

Microwaves are used in communication technologies, including satellite and mobile phone transmissions.