Questions


August 2022 2 2 Report
A. green
B. green
B. green
DIRECTION: Read the questions carefully. Write the letter of the correct answer before the number.
1. Which color has the shortest wavelength?
B. red
C. yellow
D. violet
2. Which of the following statements is incorrect?
A. Short wavelength corresponds to low frequency.
B. Frequency and wavelength are inversely related.
C. High frequency light corresponds to short wavelength.
D. Low frequency light corresponds to long wavelength.
3. Based on the colors of light, what color comes between blue and violet?
A. indigo
C. orange
D. violet
4. Which of the following colors of light bend the most?
A. indigo
C. orange
D. violet
5. White light separated through a prism is an example of
A. diffraction
B. rarefaction
C. reflection
D. refraction
6. What happens to the surface of the water when the rate of evaporation is greater?
A. It becomes cooler.
B. It absorbs less energy.
C. It becomes more massive.
D. It absorbs greater energy.
7. During warm days, you cool yourself by damping your skin with a wet towel. Which of the
following takes place?
A. Your skin absorbs the coldness of the water
B. Your skin releases energy when water from your skin evaporates.
C. The temperature of the water on your skin decreases as it evaporates.
D. The temperature of your skin increases as water evaporates from your skin.
8. Contraction of a solid indicates that
A. the number of particles decreases
B. the space between particles increases
C. the average velocity of particles increases
D. there is a decrease in the average kinetic energy of particles
9. The boiling point of water is 100°C. What is this in kelvin?
A. 173
B. 212
C. 373
D. 512
10. The natural direction of heat flow between two bodies depends on
A. their volume
B. their temperature
C. their heat capacity
D. whether they are in a liquid, a solid or gaseous state​

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