Electromagnetic Spectrum

Front

What type of waves are used for communication technologies like WiFi and text messaging?

Back

Radio waves are used to send signals for communication technologies such as WiFi and text messaging.

Front

What is the term for the distance between the peaks of two consecutive waves?

Back

Wavelength is the distance from the peak of one wave to the next peak.

Front

What is the definition of a wave in physics?

Back

A wave is a repeating pattern that can transfer energy through a medium.

Front

Which type of electromagnetic waves are responsible for causing sunburn?

Back

Ultraviolet (UV) waves from the sun can cause sunburn.

Front

What type of waves are used in microwave ovens to heat food?

Back

Microwaves are used to make water molecules vibrate and warm up food.

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, from radio waves to gamma rays.

Front

What is the speed of light in a vacuum?

Back

The speed of light in a vacuum is approximately 299,792 kilometers per second (or about 186,282 miles per second).

Front

What are infrared waves commonly used for?

Back

Infrared waves are commonly used in remote controls, thermal imaging, and night vision.

Front

What is the relationship between frequency and wavelength in electromagnetic waves?

Back

Frequency and wavelength are inversely related; as frequency increases, wavelength decreases, and vice versa.

Front

What type of electromagnetic radiation has the shortest wavelength?

Back

Gamma rays have the shortest wavelength in the electromagnetic spectrum.