5.3 Review

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

• microwaves
• visible light
• gamma rays

Tags

NGSS.HS-PS4-1

For waves in any medium, as the wavelength decreases, what happens to the frequency?

• It also decrease
• It stays the same
• It increases

Tags

NGSS.HS-PS4-1

How much of the electromagnetic spectrum is made up of visible light?

• only a small portion
• a very l;arge portion
• about half

Which of the following has wavelengths longer than microwaves?

• Infrared waves
• Radio waves
• Visible light

Tags

NGSS.HS-PS4-1

Which of the following has frequencies higher than ultraviolet rays?

• visible light
• infrared rays
• x-rays

Which wave has the highest frequency?

• 1
• 2
• 3
• 4

Frequency is

• Amount of time it takes for one wavelength
• How many wavelengths are completed in one second
• Distance between two crests or two troughs
• Amount of energy in a wave

High frequency waves have _________ wavelengths.

• varying
• long
• the same
• short

Tags

NGSS.HS-PS4-1

Calculate the wavelength of light that has a frequency of 5.2 x 10¹² /s. The speed of of light is 3.0x 10⁸ m/s.

• 5.8 x 10 ^-5 m

• 5.8 x 10 ^-7 m

• 5.19 x 10 ¹⁴ m

• 1.56 x 10 ²³ m

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