CHAPTER 10: WAVE PROPERTIES OF LIGHT

The wave-particle duality of light describes light as...

• a wave only
• a particle only
• both a wave and a particle
• neither a wave nor a particle

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NGSS.HS-PS4-3

The energy of electromagnetic waves comes in pulses called...

• atoms.
• electrons.
• pulsars.
• photons.

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NGSS.HS-PS4-3

A wave with a large wavelength will have a ______ frequency and _____ energy

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

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NGSS.HS-PS4-1

A ____ is a discrete, quantized bundle of energy

• Photoelectric effect

• Photon

• Quantized

• Proton

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NGSS.HS-PS4-3

1 eV is equal to

• 1.6 × 10^-19 J
• 2.0 × 10^-20 J
• 3 J
• 4 J

Wave -particle duality is supported by...

• electrons behaving as particles with ordinary matter

• electrons behaving as waves when travelling through space

• the photo electric effect

• all of the above

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NGSS.HS-PS4-3

De Broglie equation

• relates the momentum of a mass to its wavelength

• relates the energy of a mass to its wavelength

• relates the frequency of a mass to its wavelength

• relates the work function of a mass to its wavelength

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NGSS.HS-PS2-2

The de Broglie wave equation showed that the wavelength of any moving object is equal to

• m/hν
• h/mv
• v/mh
• hm/v

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NGSS.HS-PS4-1

Which of the following is NOT the unit of energy

• MeV

• J

• eV

• V

Which of the following is TRUE about photon

• Particle with a negative charge

• Quantum of electromagnetic wave

• Particle with a positive charge

• electron produced when light is incident on a metal surface

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NGSS.HS-PS4-3

NGSS.HS-PS4-4