Electromagnetic Spectrum

Front

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

Back

gamma rays

Front

Which electromagnetic waves are used in ovens and cell phone communications?

Back

microwaves

Front

Electromagnetic waves that help your body produce vitamin D are called?

Back

ultraviolet rays

Front

Which electromagnetic waves allow us to diagnose & treat cancer?

Back

Gamma rays

Front

Which of the following has wavelengths longer than microwaves? Options: Infrared waves, Radio waves, Visible light

Back

Radio waves

Front

Which electromagnetic waves help doctors detect broken bones inside your body?

Back

x-rays

Front

What is the correct order of the visible light spectrum starting with the longer wavelength? Options: Red, yellow, orange, blue, violet, indigo; Violet, indigo, blue, green, yellow, orange, red; Green, yellow, blue, indigo, red, orange; Red, orange, yellow, green, blue, indigo, violet

Back

Red, orange, yellow, green, blue, indigo, violet

Front

Which color has the longest wavelength? Options: Yellow, Red, Green, Purple

Back

Red

Front

Quasars are extremely distant celestial bodies. A certain quasar was emitting waves with a frequency of 1.41 x 10⁹ Hz. Investigators were most likely using a telescope that detects - microwaves, visible light, x-rays, gamma rays.

Back

microwaves

Front

If the wavelength of an electromagnetic wave is longer, what is true about the energy? Options: Energy is higher., Energy is lower., Energy is not dependent on wavelength.

Back

Energy is lower.