Wavelength, Frequency, and Energy

_____________________light is the only type of EM wave detected by the human eye.

• Red
• Gamma
• Microwave
• Visible

Calculate the wavelength of light that has a frequency of 5.2 x 10¹² Hz. 

• 5.8 x 10 ^-5 m
• 5.8 x 10 ^-7 m
• 5.19 x 10 ¹⁴ m
• 1.56 x 10 ²³ m

High frequency waves have _________ wavelengths.

• varying
• long
• the same
• short

Tags

NGSS.HS-PS4-1

If an AM radio station broadcasts at

9.95 x 10⁵ Hz, what is the wavelength of this radiation?

• 6.59 x 10^-28 m

• 1.01 x 10^-6 m

• 3.32 x 10^-3 m

• 301 m

The distance between two crests or two troughs of a wave is called:

• frequency
• amplitude
• wavelength
• hertz

Tags

NGSS.HS-PS4-1

An argon ion laser emits light at 488 nm. What is the frequency of this radiation? (1 nm = 1x10^-9m)

• 4.07 x 10^-19 Hz

• 6.14 x 10¹⁴ Hz

• 1.46 x 10² Hz

• 2.05 x 10⁶ Hz

Which one of the types of EM radiation listed in the answer choices carries the most energy?

• microwave

• infrared

• ultraviolet

• x-ray

Which wave has a greater frequency?

• A
• B

Tags

NGSS.HS-PS4-1

A common infrared laser operates at 1.06 x 10³ nm. What is the energy of a photon with this wavelength? (1 nm = 1x10^-9m)

• 7.02 x 10^-40 J

• 6.25 x 10^-28 J

• 3.54 x 10^-15 J

• 1.87 x 10^-19 J

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