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HEC ETC - USAT GS Entry Test - Gen Science - Light and Sound - Quiz 1

Practice 10 high yield MCQs on Gen Science from Chapter Light and Sound for USAT GS Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 1 of the series.

1. What is reflection of light?



2. What is refraction of light?



3. Which type of mirror is a converging mirror?



4. Which type of mirror is a diverging mirror?



5. Which part of the eye focuses light?



6. What type of wave is sound?



7. What is amplitude of a wave?



8. What is an echo?



9. What is the speed of light in a vacuum?



10. What is the approximate speed of sound in air?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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