Lesson 4 Vocab Check in

What are electromagnetic waves?

• Waves that require a medium to travel through

• Waves that can only travel through solids

• waves that are created as a result of vibrations between an electric field and a magnetic field.

• Waves that can only be seen

Match the definition to the word. What is made up of radio waves, microwaves, infrared waves, visible light, ultraviolet waves x-rays and Gamma rays?

• Electromagnetic waveband

• Electromagnetic rainbow

• Electromagnetic spectrum

• Electromagnetic wavelength range

What type of electromagnetic waves are typically used for communication in mobile phones and radios?

• Radio waves

• Microwaves

• Infrared rays

• Gamma rays

These have wavelengths shorter than those of microwaves. It's also the invisible heat you can feel.

• Radio waves

• Infrared rays

• Ultraviolet rays

• X-rays

Which part of the electromagnetic spectrum is visible to the human eye?

• Radio waves

• Microwaves

• Visible light

• Infrared rays

What type of electromagnetic waves are responsible for causing sunburn?

• Infrared rays

• Ultraviolet rays

• X-rays

• Gamma rays

Which type of electromagnetic radiation is often used in night vision technology?

• Infrared rays

• Ultraviolet rays

• X-rays

• Gamma rays

These have wavelengths shorter than ultraviolet rays and can be used to take pictures of bones.

• X-rays

• Visible light

• Microwaves

• Infrared rays

These rays have the shortest wavelengths and highest frequencies

• Microwaves

• Ultraviolet rays

• X-rays

• Gamma rays

What type of electromagnetic radiation has the longest wavelength in the spectrum?

• Radio waves

• Microwaves

• Infrared rays

• Gamma rays