Electromagnetic Spectrum Part 1

Front

What is the electromagnetic spectrum?

Back

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

Front

What is the order of the visible light spectrum starting with the lowest energy?

Back

Red, orange, yellow, green, blue, violet.

Front

Which color of visible light has the lowest energy?

Back

Red.

Front

What is the purpose of the flame test in a laboratory?

Back

The flame test is used for the identification of different metals in salts.

Front

Which electromagnetic waves are used in microwave ovens?

Back

Microwaves.

Front

What type of electromagnetic waves help doctors detect broken bones?

Back

X-rays.

Front

What is the wavelength range of visible light?

Back

Visible light has wavelengths approximately between 400 nm (violet) and 700 nm (red).

Front

What are gamma rays?

Back

Gamma rays are high-energy electromagnetic waves with very short wavelengths, used in medical treatments and imaging.

Front

What is the role of infrared waves?

Back

Infrared waves are used in thermal imaging and remote controls, and they can be felt as heat.

Front

What is the difference between ultraviolet rays and visible light?

Back

Ultraviolet rays have shorter wavelengths than visible light and can cause sunburn.