Electromagnetic Sprectrum

Which type of electromagnetic waves have the greatest energy?

• Gamma Rays

• Microwaves

• Radio waves

• Visible light

Two lasers produce light with the same intensity but different colors. Laser Y produces yellow light (f = 5.17 x 10¹⁴ Hz), and Laser B produces blue light (f = 6.40 x 10¹⁴ Hz). Which statement best describes the light from the two lasers?

• Photons from Laser B have greater energy than photons from Laser Y.

• Photons from Laser Y have greater energy than photons from Laser B.

• Laser B produces more photons than Laser Y.

• Laser Y produces more photons than Laser B.

According to the particle theory of light, radiation from which part of the electromagnetic spectrum is made of photons with the highest energy?

• X-rays

• Visible light

• Radio waves

• Gamma rays

The diagram shows the colors and wavelengths of the visible part of the electromagnetic spectrum.

Which set of colors is listed from highest to lowest frequency?

• Violet, Red, Indigo

• Blue, Green, Orange

• Red, Blue, Violet

• Orange, Violet, Green

What has the highest wavelengths

• Radio

• Gamma

• X-ray

• UV ray

  ultraviolet ray