Wavelengths, 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

Tags

NGSS.HS-PS4-1

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
• 302 m

Tags

NGSS.HS-PS4-1

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
• 6.15 x 10¹⁴ Hz
• 1.46 x 10² Hz
• 2.05 x 10⁶ Hz

Tags

NGSS.HS-PS4-1

Look carefully at the waves.  Which carries the most energy?

• microwave
• infrared
• ultraviolet
• x-ray

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

Which wave has a greater frequency?

• A
• B

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

Which color on the visible spectrum has the longest wavelength?

• blue

• green

• yellow

• red

Tags

NGSS.HS-PS4-1