This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Academic Writing > Reflection – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Reflection Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Level 2 Point C (-5, 4) is reflected over the x-axis. What are the coordinates of C'? A) (-5, -4). B) (5, -4). C) (-5, 4). D) (5, 4). Show Answer Correct Answer: A) (-5, -4). 2. Reflecting over the y-axis CHANGES the ..... A) Y-coordinate. B) X-coordinate. C) All the above. D) None of the above. Show Answer Correct Answer: B) X-coordinate. 3. Bouncing of a light ray when it strikes a reflecting surface is called ..... A) Diffraction. B) Refraction. C) Dispersion. D) Reflection. Show Answer Correct Answer: D) Reflection. 4. When the image of an object is seen in a plane mirror, the distance from the mirror to the image depends on(a) the wavelength of light used for viewing. (b) the distance from the object to the mirror. (c) the distance of both the observer and the object to the mirror. A) Only a. B) Only b. C) Only c. D) Both b and c. Show Answer Correct Answer: B) Only b. 5. When we reflect across the x-axis, what changes? A) The sign of the x-coordinate. B) The sign of the y-coordinate. C) Both the x-coordinate and y-coordinate. D) None of the above. Show Answer Correct Answer: B) The sign of the y-coordinate. 6. Which is NOT a source of light? A) Firefly. B) Ball. C) Sun. D) Falshlight. Show Answer Correct Answer: B) Ball. 7. Reflect about the x-axis(5, 9) A) 9, -5. B) 9, 5. C) -5, 9. D) 5, -9. Show Answer Correct Answer: D) 5, -9. 8. The line y = b is parallel to A) X-axis. B) . C) The origin. D) Y-axis. Show Answer Correct Answer: A) X-axis. 9. Quadrilateral ABCD is reflected across the x-axis to create quadrilateral A'B'C'D'. Which algebraicrule describes this transformation? A) (x, y) $\rightarrow$ (x, -y). B) (x, y) $\rightarrow$ (-y, x). C) (x, y) $\rightarrow$ (-x, y). D) (x, y) $\rightarrow$ (-x, -y). Show Answer Correct Answer: A) (x, y) $\rightarrow$ (x, -y). 10. A child is standing in front of a magic mirror. She finds the image of her head bigger, the middle portion of her body of the same size and that of the legs smaller. The following is the order of combinations for the magic mirror from thetop. A) Plane, convex and concave. B) Convex, concave and plane. C) Concave, plane and convex. D) Convex, plane and concave. Show Answer Correct Answer: C) Concave, plane and convex. 11. A ray of light is incident on a plane mirror making an angle of 90$^{0}$ with the mirror surface. The angle of reflection for this ray of light will be: A) 0$^{0}$. B) 90$^{0}$. C) 45$^{0}$. D) 60$^{0}$. Show Answer Correct Answer: A) 0$^{0}$. 12. What is this transformation?(x, y) $\rightarrow$ (-x, y) A) Reflect over the x axis. B) Reflect over the y-axis. C) Slide left 1. D) Slide down 1. Show Answer Correct Answer: B) Reflect over the y-axis. 13. Light will be reflected in many different directions off of a ..... surface. A) Smooth. B) Rough. C) Mirrored. D) Flat. Show Answer Correct Answer: B) Rough. 14. The imaginary line perpendicular to a reflecting surface is called ..... A) Crooked line. B) Parallel line. C) Angular line. D) Normal line. Show Answer Correct Answer: D) Normal line. 15. MCQ 02Why can you see most objects? A) Light reflects off them. B) Light refracts through them. C) They absorb light. D) They emit light. Show Answer Correct Answer: A) Light reflects off them. 16. In which of the following mirrors, image of an object is always virtual, erect and smaller in size than the size of object? A) Convex mirror. B) Concave mirror. C) Plane mirror. D) Both plane and convex mirror. Show Answer Correct Answer: A) Convex mirror. 17. What type of animals do the children see in the Rain forest? A) Butterfly, Toucan, Monkey's. B) Seals, whales, Dolphins. C) Dogs, cows, sheeps. D) None of the above. Show Answer Correct Answer: A) Butterfly, Toucan, Monkey's. 18. Which is a natural source of light? A) Headlights. B) Cell phone. C) Flashlight. D) Lightning. Show Answer Correct Answer: D) Lightning. 19. The angle of incidence for a ray of light having zero reflection angle is: ..... A) 45$^{0}$. B) 30$^{0}$. C) 0$^{0}$. D) 90$^{0}$. Show Answer Correct Answer: C) 0$^{0}$. 20. A ray of light that strikes a plane mirror PQ at an angle of incidence of 30$^{o}$, is reflected from the plane mirror and then strikes a second plane mirror QR placed at right angles to the first mirror. The angle of reflection at the second mirror is: A) 45$^{o}$. B) 30$^{o}$. C) 60$^{o}$. D) 90$^{o}$. Show Answer Correct Answer: C) 60$^{o}$. 21. When angle of incident (i) equals to critical angle (c) if light is traveled from a denser medium to a less dense medium, A) Light travel in straight line. B) Angle of refraction is equal to 90 degree. C) Total internal reflection occurs. D) Light is refracted out. Show Answer Correct Answer: B) Angle of refraction is equal to 90 degree. 22. When we look in the plane mirror, we will have our own image. What is the phenomenon involved? A) Inferens. B) Refraction. C) Light travels in bent position. D) Reflection. Show Answer Correct Answer: D) Reflection. 23. A device containing two plane mirror which gives us a higher view than a normal is A) Periscope. B) Telescope. C) Microscope. D) Stethoscope. Show Answer Correct Answer: A) Periscope. 24. What is the algebraic representation of a figure is Translated 9 units right and 3 units down? A) (x, y) $\rightarrow$ (x-9, y + 3). B) (x, y) $\rightarrow$ (x + 9, y-3). C) (x, y) $\rightarrow$ (x + 3, y-9). D) (x, y) $\rightarrow$ (9x, 3y). Show Answer Correct Answer: B) (x, y) $\rightarrow$ (x + 9, y-3). 25. Point K(3, -6) is reflected over the y-axis. What is the coordinates of K'? A) (3, 6). B) Not here. C) (3, -6). D) (-3, -6). E) (-3, 6). Show Answer Correct Answer: D) (-3, -6). 26. What does congruent mean? A) Same shape and same size. B) Same shape but not necessarily same size. C) Different shape and different size. D) Different shape but same size. Show Answer Correct Answer: A) Same shape and same size. 27. Which of the following does not have light of its own? A) The moon. B) A lamp. C) A torch. D) The sun. Show Answer Correct Answer: A) The moon. 28. A concave mirror of focal length 20 cm forms an image having twice the size of object. For the virtual position of object, the position of object will be at A) 25 cm. B) At infinity. C) 10 cm. D) 5 cm. Show Answer Correct Answer: C) 10 cm. 29. Which letter represents the first number in an ordered pair? A) T. B) X. C) G. D) Y. Show Answer Correct Answer: B) X. 30. Level 2 Triangle ABC has vertex A(5, 2). Find the coordinates of A' after a reflection over the x-axis. A) A'(-5, -2). B) A'(5, -2). C) A'(-5, -2). D) A'(5, 2). Show Answer Correct Answer: B) A'(5, -2). 31. When translating up or down on a coordinate plane, what coordinate is affected? A) X-coordinate. B) Y-coordinate. C) All the above. D) None of the above. Show Answer Correct Answer: B) Y-coordinate. 32. A material or substance that a matter wave travels through is ..... A) A block. B) A wall. C) A medium. D) An electromagnetic spectrum. Show Answer Correct Answer: C) A medium. 33. When translating left or right on a coordinate plane, what coordinate is affected? A) X-coordinate. B) Y-coordinate. C) Both x-and y-coordinates. D) Neither the x-nor the y-coordinate. Show Answer Correct Answer: A) X-coordinate. 34. A person is in a room whose ceiling and two adjacent walls are mirrors. How many images are formed A) 7. B) 6. C) 5. D) 8. Show Answer Correct Answer: A) 7. 35. The refractive index of a glass prism is 1.9. Determine its critical angle. A) 32$^\circ$. B) 35$^{o}$. C) 23$^{o}$. D) 30$^{o}$. Show Answer Correct Answer: A) 32$^\circ$. 36. Image behind the mirror is A) Upside down. B) Real. C) Virtual. D) Upright. Show Answer Correct Answer: C) Virtual. 37. Where is Maria from? A) Australia. B) Greenland. C) Brazil. D) None of the above. Show Answer Correct Answer: C) Brazil. 38. Which is a manmade source of light? A) Flashlight. B) Fire. C) Sun. D) Star. Show Answer Correct Answer: A) Flashlight. 39. MCQ 017When a parallel beam of light falls on polished silver, A) The light will be scattered. B) A convergent beam of light will be reflected. C) A divergent beam of light will be reflected. D) A parallel beam of light will be reflected. Show Answer Correct Answer: D) A parallel beam of light will be reflected. 40. Which instrument uses the principle of reflection to measure angles? A) Sextant. B) Protractor. C) Thermometer. D) Barometer. Show Answer Correct Answer: A) Sextant. 41. Quadrilateral PRST is reflected across the y-axis to form Quadrilateral P'R'S'T'. Which rule describes this transformation? A) (x, y) $\rightarrow$ (x, -y). B) (x, y) $\rightarrow$ (-x, -y). C) (x, y) $\rightarrow$ (-x, y). D) (x, y) $\rightarrow$ (-y, x). Show Answer Correct Answer: C) (x, y) $\rightarrow$ (-x, y). 42. A light bends when it passes from air into water, and more when it passes from water into glass. What can you conclude from this fact? A) Water is denser than glass. B) Glass is denser than water. C) Air is denser than glass. D) Air is denser than water. Show Answer Correct Answer: B) Glass is denser than water. 43. What transformation is happening?(x, y) $\rightarrow$ (x-2, y + 3) A) Slide up 2, left 3. B) Slide right 2, down 3. C) Slide left 2, up 3. D) Slide left 3, right 2. Show Answer Correct Answer: C) Slide left 2, up 3. 44. How do you write an ordered pair? A) (X, X). B) (Y, Y). C) (X, Y). D) (Y, X). Show Answer Correct Answer: C) (X, Y). 45. When translating a figure on a coordinate plane, which coordinate is affected by movement up and down? A) The x-coordinate. B) The y-coordinate. C) Neither. D) None of the above. Show Answer Correct Answer: B) The y-coordinate. 46. Quadrilateral PQRS is reflected across the y-axis. Which rule describes this transformation? A) (X, Y) $\rightarrow$ (-X, Y). B) (X, Y) $\rightarrow$ (6X, 6Y). C) (X, Y) $\rightarrow$ (X + 6, Y + 4). D) (X, Y) $\rightarrow$ (X, -Y). Show Answer Correct Answer: A) (X, Y) $\rightarrow$ (-X, Y). 47. The river in the Rain forest have a fishes which eat meat, these fishes are called? A) Golden Fish. B) Piranha. C) Whales. D) None of the above. Show Answer Correct Answer: B) Piranha. 48. Which is the first thing we notice the beginning of the every chapter of ES workbook. A) KLK chart. B) KWL chart. C) KLW chart. D) CKL chart. Show Answer Correct Answer: B) KWL chart. 49. A positive sign in the value of magnification indicates that the image is A) Near. B) Real. C) Enlarged. D) Virtual. Show Answer Correct Answer: D) Virtual. 50. Reflect the point G(2, -4) over the y-axis. Where is G'? A) (2, 4). B) (-2, 4). C) (-2, -4). D) (-4, 2). Show Answer Correct Answer: C) (-2, -4). 51. What is reflection? A) Reflection is the bending of light off the surface that it strikes on. B) Reflection is the scattering of light off the surface that it strikes on. C) Reflection is the bouncing of light off the surface that it strikes on. D) Reflection is the absorbing of light off the surface that it strikes on. Show Answer Correct Answer: C) Reflection is the bouncing of light off the surface that it strikes on. 52. Which of the following is not a property of the image formed by a [lane mirror? A) Virtual and erect. B) Object size = image size. C) Object distance = image distance. D) Real and inverted. Show Answer Correct Answer: D) Real and inverted. 53. In the following reaction, identify the salt formed NH$_{4}$OH (aq) + H$_{2}$SO$_{4 }$(aq) $\rightarrow$ ..... + 2H$_{2}$O (l) A) (NH$_{4}$)$_{3}$PO$_{4}$. B) (NH$_{4}$)$_{2}$S. C) NH$_{4}$NO$_{3}$. D) (NH$_{4}$)$_{2}$SO$_{4}$. Show Answer Correct Answer: D) (NH$_{4}$)$_{2}$SO$_{4}$. 54. Triangle XYZ is reflected across the y-axis. If (x, y) are the coordinates of one of its vertices, which ordered pair represents the reflected vertex? A) (y, -x). B) (x, -y). C) (-y, x). D) (-x, y). Show Answer Correct Answer: D) (-x, y). 55. Light is a kind of ..... A) Energy. B) Matter. C) Reflection. D) Heat. Show Answer Correct Answer: A) Energy. 56. What did the children feel about the climate of the rain forest? A) Warm and wet. B) Cool and breezy. C) Cold. D) None of the above. Show Answer Correct Answer: A) Warm and wet. 57. Reflect (-2, 5) over the x axis.Think:What will change? the X or the Y? A) (-2, -5). B) (2, 5). C) (2, -5). D) None of the above. Show Answer Correct Answer: A) (-2, -5). 58. When an object moves closer to a light source, its shadow ..... A) Gets smaller. B) Gets bigger. C) Changes shape. D) Stays the same size. Show Answer Correct Answer: B) Gets bigger. 59. Triangle MNP is reflected over the y-axis. If N and N' are the same coordinate, which of the following is true? A) N is on the y-axis. B) N is on the x-axis. C) The ordered pair of N has the same x-and y-coordinates. D) N and N' can't be the same coordinate. Show Answer Correct Answer: A) N is on the y-axis. 60. A beam of light drawn as straight lines with arrows A) Reflected Ray. B) X-ray. C) Ray. D) Incidence Ray. Show Answer Correct Answer: C) Ray. ← PreviousNext →Related QuizzesGrammar QuizzesEnglish Grammar QuizzesReflection Quiz 1Reflection Quiz 2Reflection Quiz 3Reflection Quiz 5Reflection Quiz 6Reflection Quiz 7Reflection Quiz 8Reflection Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books