Question

Choose the letter of the correct answer. Write your answers on a separate
sheet of paper.
1. Which has the greatest energy among the colors in a rainbow?
A green
B. orange
C. red
D. violet
131 Matrix OG-5
2. Among the following colors in a rainbow, which has the least energy?
C. violet
D. yellow
A green
B. red
3. Which property of light enables the formation of a rainbow?
I. color separation
III reflection
II.
dispersion
refraction
IV.
A. I and III
B. II, III, and IV
C. I, III and IV
D. I, II, III, IV
4. Red is the least bent among the seven colors because it has the
A. lowest frequency
C. longest wavelength
B. highest frequency
D. shortest wavelength
5. What is the acronym used to remember visible light?
A. DOGFOUND
C. ROYGBIV
B. KTPERRY
D. ROMERO
6. What is called the separation of white light into different colors as it passes
through prism?
A. color separation
C. reflection
B. dispersion
D. refraction
7. Which of the following orders of visible light colors shows increasing
wavelength?
A. red, orange, yellow, green, blue, indigo, violet
B. red, yellow, green, orange, violet, blue, indigo
C. violet, indigo, blue, green, yellow, orange, red
D. violet, blue, green, orange, red, indigo, yellow​

Answer 1

Answer:

1.violet

2.red

3.reflection

4.lowest frequency

5.roygbiv

6.dispersion

7.option A

Answer 2

Answer:

1 - option (D)violet , 2- option (B)red , 3-  option (B),

4- option(C)longest wavelength , 5 -option(C)ROYGBIV , 6 - option(B)dispersion  and 7 - (C)

Explanation:

1. Violet has the greatest energy among the colors in a rainbow .

2.Red has the least energy among the colors in a rainbow.

3.The Properties of light responsible for rainbows are Refraction, Dispersion, and Total Internal Reflection

4.Red is the least bent among the seven colors because it has the longest wavelength.

5.The acronym that helps people remember the colors in the visible spectrum is ROYGBIV

6. Dispersion is called the separation of white light into different colors as it passes.

7.VIBGYOR Colors of the visible spectrum in the order of increasing wavelength is , violet , blue , green ,yellow , orange ,red.

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