Photon Energy

If light has a wavelength of 400 nm (4x10^-9 m), what is its frequency?

• 8.2x10²³

• 7.5x10^-16

• 7.5x10¹⁶

• 7.5x10⁴

Tags

NGSS.HS-PS4-1

If light has a frequency of 1x10¹⁶ Hz , what is its wavelength?

• 3x10^-8 m

• 3.21x10^-5 m

• 3x10⁸ m

• 1.32x10^-3 m

Tags

NGSS.HS-PS4-1

What is the amount of energy carried by light with a wavelength of 650 nm (650x10^-9)?

• 5.23x10¹⁵ J

• 3.2x10³ J

• 4.23x10^-15 J

• 3.0x10^-19 J

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What is the amount of energy carried by light with a frequency of 5x10¹⁴ Hz?

• 3.21x10^-10 J

• 3.3x10^-19 J

• 4.2x10¹⁰ J

• 5.23x10⁴ J

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What does "c" stand for in the equation for a wave?

• The speed of an electron

• The crest

• The speed of light

• The frequency

Tags

NGSS.HS-PS4-1

What does "h" stand for in the energy equation for a wave?

• The Speed of Light

• Planck's Constant

• The Wavelength

• The Height of the Wave

Short wavelength = _______ energy

• Low

• Unknown

• High

• No

Tags

NGSS.HS-PS4-1

In the equation for a wave, "v" stand for

• Velocity

• Frequency

• Wavelength

• Speed of Light

Tags

NGSS.HS-PS4-1

Photoelectric effect provides the evidence for the ______ nature of radiation.

• dual

• wave

• particle

• electromagnetic

Tags

NGSS.HS-PS4-3

What is the energy, in eV, of a photon that has a wavelength of 620 nm?

• 1eV

• 2eV

• 3eV

• 4eV

Tags

NGSS.HS-PS4-1