Electromagnetic Spectrum Cindy Moore

A certain photon of light has a wavelength of 4.22x10^-7m. 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 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

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

What is a photon?

• When radiation burst through electric waves
• The emission of electrons from a metal caused by light striking the metal
• The rate at which a waves energy flows through a given unit of area.
• packets of electromagnetic energy

Tags

NGSS.HS-PS4-3

Light behaves like both a particle and a ______.

• Mass
• Wave
• Current

Tags

NGSS.HS-PS4-3

What happens to the energy of a photon as the frequency of the wave increases? 

• The energy increases
• The energy decreases
• The energy stays the same 

Tags

NGSS.HS-PS4-3