A green
9. Which has the least energy among the colors of a rainbow?
B. Orange
C Red
D. Violet
10. Which of the following arrangements of visible light colors shows decreasing wavelength
A red, orange, yellow, green, blue, indigo, violet
B. red, yellow, green, orange, violet, blue, indigo
C. violet, blue, green, orange, red, indigo, yellow
D violet, indigo, blue, green, orange, yellow, red
11. During warm days, you cool yourself by damping your skin with a wet towel. Which of the
following takes place?
A Wet towel has no effect on your body.
B. Wet towel releases heat energy to your body
C. Wet towel absorbs heat energy from your body
D. Wet towel has the same temperature as your body
12. Why does liquid in the thermometer rise when put in hot water?
A. The liquid is boiling
B. The liquid is evaporating.
C. The liquid gains heat from the hot water causing it to expand.
D. The liquid loses heat from the hot water causing it to contract.
13. What is the voltage across a 6 n load when 3 A of current passes through it?
A 2V
B. 9V
C. 18 V
D. 36 V
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