Test 5 - Quantum Theory

A microwave will have a ______ frequency and _____ energy

• high, low
• high, high
• low, high
• low, low

Which of the following has the shortest wavelength?

• X-Rays

• Radio Waves
• Blue

• Infrared rays

Which of the following has the shortest frequency?

• Radio waves
• Yellow

• Micro waves

• Green

Put the following in order of decreasing energy: Blue light, Radio waves, Orange light, Gamma rays, and Yellow light.

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What does the letter 'h' represent in the formula E = hv?

• Planck's constant
• Hydrogen
• Energy
• Speed of Light

Which of the following is true as you move across the electromagnetic spectrum from ultraviolet rays to microwaves?

• Wavelength increases and frequency decreases

• Wavelength decreases and energy decreases

• Frequency decreases and energy increases

• Energy increases and frequency increases

How much energy is in a photon of yellow light with a wavelength of 5.73x10⁹m?

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If an x-ray machine emits radiation with a wavelength of 3.11 x 10^-10m, what is the frequency?

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What is the wavelength of an indigo light with a frequency of 6.81 x 10¹⁴ Hz?

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The speed of electromagnetic radiation:

• depends on the frequency of radiation

• is 3.00 x 10⁸ m/s, regardless of the type

• decreases as wavelength increases

• is 6.626 x 10^-34 J x s