This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Academic Writing > Reflection – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Reflection Quiz 10 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An object is placed 20 cm in front of a plane mirror. The mirror is moved 2 cm towards the object. The distance between the positions of the original and final images seen in the mirror is: A) 20 cm. B) 4 cm. C) 2 cm. D) 10 cm. Show Answer Correct Answer: C) 2 cm. 2. Reflect the point (2, -4) over y = x. A) (4, -2). B) (2, -4). C) (-2, -4). D) (-4, 2). Show Answer Correct Answer: D) (-4, 2). 3. True or False:A reflection is a rigid transformation. A) Not applicable. B) Partially true. C) False. D) True. Show Answer Correct Answer: D) True. 4. What is the primary focus of a servant leader? A) Putting personal needs above others. B) Exercising authority and control over others. C) Ignoring the needs of others and focusing on personal goals. D) Prioritizing the needs of others and serving them first. Show Answer Correct Answer: D) Prioritizing the needs of others and serving them first. 5. How many components of white light? A) 6. B) 7. C) 5. D) 8. Show Answer Correct Answer: B) 7. 6. What type of transformation is shown by this rule?(x, y)$\rightarrow$ (x + 3, y) A) Translation. B) Dilation. C) Rotation. D) Reflection. Show Answer Correct Answer: A) Translation. 7. What does a translation do to an image? A) Turns it 90* clockwise. B) Shrinks it. C) Mirrors it. D) Slides it. Show Answer Correct Answer: D) Slides it. 8. Angles are always measured from the: A) Incident Ray. B) Boundary. C) Reflected Ray. D) Normal. Show Answer Correct Answer: D) Normal. 9. The speed of light in vacuum is A) $3\times10^9m/s$. B) $2.8\times10^8m/s$. C) $3\times10^8m/s$. D) $3\times10^7m/s$. Show Answer Correct Answer: C) $3\times10^8m/s$. 10. True or false:A reflection changes the size of a figure. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. When reflecting over the x-axis, which coordinate stays the same? A) X-coordinate. B) Y-coordinate. C) Both coordinates stay the same. D) Both coordinates change. Show Answer Correct Answer: A) X-coordinate. 12. What is the algebraic representation of translating a figure 3 units left and 5 units down? A) (x-3, y+5). B) (x+5, y-3). C) (x-3, y-5). D) (x-5, y+3). Show Answer Correct Answer: C) (x-3, y-5). 13. The image formed by concave mirror is real, inverted and of the same size as that of the object. The position of object should be: ..... A) At the focus. B) At the centre of curvature. C) Between focus and centre of curvature. D) Beyond centre of curvature. Show Answer Correct Answer: B) At the centre of curvature. 14. ..... occurs when light hits an irregular surface. A) Diffuse reflection. B) Regular reflection. C) No reflection. D) None of the above. Show Answer Correct Answer: A) Diffuse reflection. 15. When light bounces back it is ..... A) Optical Density. B) Absorbed. C) Reflected. D) Refracted. Show Answer Correct Answer: C) Reflected. 16. Reflections produce ..... figures. A) Different. B) Similar. C) Congruent. D) None of the above. Show Answer Correct Answer: C) Congruent. 17. Reflection is when light ..... A) Bends. B) Bounces. C) Transmits. D) Absorbs. Show Answer Correct Answer: B) Bounces. 18. How does light travel? A) In a wavy path. B) In a straight path. C) In a zig zag path. D) None of the above. Show Answer Correct Answer: B) In a straight path. 19. If the image is formed in front of the mirror, then the image distance will be A) Neither positive nor negative. B) Positive or negative depending on the size of the object. C) Positive. D) Negative. Show Answer Correct Answer: D) Negative. 20. A converging lens is also known as a ..... lens. A) Concave. B) Convex. C) Refracted. D) Double. Show Answer Correct Answer: B) Convex. 21. Which axis is the horizontal (left-right) one? A) X-axis. B) Y-axis. C) All the above. D) None of the above. Show Answer Correct Answer: A) X-axis. 22. The new shape is called the ..... A) Copy. B) Mirror. C) Image. D) None of the above. Show Answer Correct Answer: C) Image. 23. How is refraction different from reflection. A) Reflection is the bouncing of light off an object and refraction is the bending of light when it moves through one kind of matter to another. B) Reflections is the bending of light when it moves through one kind of matter to another and refraction is the bouncing of light off an object. C) All the above. D) None of the above. Show Answer Correct Answer: A) Reflection is the bouncing of light off an object and refraction is the bending of light when it moves through one kind of matter to another. 24. When light passes from air to water, what happens to the speed of the light? A) Speeds up. B) Slows down. C) Stays the same. D) None of the above. Show Answer Correct Answer: B) Slows down. 25. What type of mirror is used in car side mirrors to give a wider field of view? A) Plane mirror. B) Parabolic mirror. C) Convex mirror. D) Concave mirror. Show Answer Correct Answer: C) Convex mirror. 26. If the angle of reflection is 53 degrees, what is the angle of incidence? A) 33 degrees. B) 53 degrees. C) 90 degrees. D) 27 degrees. Show Answer Correct Answer: B) 53 degrees. 27. What is a reflection in geometry? A) A reflection in geometry is a transformation that rotates a figure around a point. B) A reflection in geometry is a transformation that stretches or shrinks a figure. C) A reflection in geometry is a transformation that slides a figure along a line. D) A reflection in geometry is a transformation that flips a figure over a line called the line of reflection. Show Answer Correct Answer: D) A reflection in geometry is a transformation that flips a figure over a line called the line of reflection. 28. Where will be the images of the Sun or the moon are formed by a concave mirror? A) Centre of curvature. B) Pole. C) Focus. D) Beyond centre of curvature. Show Answer Correct Answer: C) Focus. 29. A dilation is given by the transformation (x, y) $\rightarrow$ (2.5x, 2.5y). What is the scale factor? A) This is not a dilation. B) 2.5. C) The scale factor cannot be determined. D) 1/2.5. Show Answer Correct Answer: B) 2.5. 30. What is the distance between points (-7, 8) and (2, 8)? A) 9 units. B) 3 units. C) 4 units. D) 5 units. Show Answer Correct Answer: A) 9 units. ← PreviousNext →Related QuizzesGrammar QuizzesEnglish Grammar QuizzesReflection Quiz 1Reflection Quiz 2Reflection Quiz 3Reflection Quiz 4Reflection Quiz 5Reflection Quiz 6Reflection Quiz 7Reflection Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books