Quantum Mechanics Electromagnetic Spectrum

A certain photon of light has a wavelength of 422x10^-9 m. What is the frequency? (v=c/λ)

• 7.11x10¹⁴ Hz

• 7.11Hz

• 1.41x10^-15

• -1.41x10¹⁵

Tags

NGSS.HS-PS4-1

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

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

Tags

NGSS.HS-PS4-1

Select the correct order (low E to high E) of waves on the EMS?

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

Tags

NGSS.HS-PS4-1

Which has the LONGEST wavelength and, therefore, the lowest frequency/energy

• Gamma Rays
• Radio Waves
• Visible Light
• Infrared rays

Tags

NGSS.HS-PS4-1

Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy

• Radio waves
• Ultraviolet Rays
• Gamma Rays
• X-rays

Tags

NGSS.HS-PS4-1

Which section of the spectrum is the ONLY one we can see?

• X-rays
• Visible Light
• Gamma Rays
• Ultraviolet Rays

As the frequency of an electromagnetic wave increases, the amount of energy in that wave...

• increases.
• decreases.
• stays the same.

Tags

NGSS.HS-PS4-4

The blue section of the wave is measuring _________________.

• wavelength
• crest
• trough
• amplitude 

Tags

NGSS.HS-PS4-1

What happens to the energy of light as the frequency of the wave increases?

• The energy increases

• The energy decreases

• The energy stays the same

Tags

NGSS.HS-PS4-3

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

• Planck's constant
• Hydrogen
• Energy

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3