Understanding the Visible Light Spectrum

What does the acronym ROYGBIV stand for?

• Red, Olive, Yellow, Green, Blue, Indigo, Violet

• Red, Orange, Yellow, Gray, Blue, Indigo, Violet

• Red, Orange, Yellow, Green, Brown, Indigo, Violet

• Red, Orange, Yellow, Green, Blue, Indigo, Violet

Which color has the highest frequency in the visible light spectrum?

• Red

• Green

• Blue

• Violet

Which color light has a longer wavelength, orange or violet?

• Orange

• Violet

• Both have the same

• Cannot be determined

What is the wavelength range for green light in nanometers?

• 500 to 570

• 570 to 590

• 450 to 500

• 590 to 620

Which color corresponds to a wavelength of 650 nanometers?

• Green

• Red

• Yellow

• Blue

What is the speed of light in a vacuum in meters per second?

• 2 x 10^8

• 3 x 10^8

• 3.5 x 10^8

• 1.5 x 10^8

Tags

NGSS.HS-PS4-1

What happens to the speed of light when it passes through glass?

• It increases

• It decreases

• It remains the same

• It stops

Tags

NGSS.MS-PS4-2

How do you calculate the frequency of light if you know its wavelength?

• Add the speed of light to the wavelength

• Divide the speed of light by the wavelength

• Multiply the speed of light by the wavelength

• Subtract the wavelength from the speed of light

Tags

NGSS.HS-PS4-1

What unit is used to measure the frequency of light?

• Hertz

• Joules

• Seconds

• Meters

Tags

NGSS.HS-PS4-1

What is the approximate energy of a photon with a wavelength of 500 nanometers?

• 2.48 x 10^-19 joules

• 1.602 x 10^-19 joules

• 3.976 x 10^-19 joules

• 6.626 x 10^-34 joules

Tags

NGSS.HS-PS4-1