This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Academic Writing > Reflection – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Reflection Quiz 8 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which letter represents the first number in an ordered pair? A) X. B) T. C) Y. D) G. Show Answer Correct Answer: A) X. 2. 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). 3. 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. 4. 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. 5. 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. 6. A person is in a room whose ceiling and two adjacent walls are mirrors. How many images are formed A) 5. B) 8. C) 6. D) 7. Show Answer Correct Answer: D) 7. 7. The refractive index of a glass prism is 1.9. Determine its critical angle. A) 30$^{o}$. B) 23$^{o}$. C) 32$^\circ$. D) 35$^{o}$. Show Answer Correct Answer: C) 32$^\circ$. 8. Image behind the mirror is A) Real. B) Upright. C) Upside down. D) Virtual. Show Answer Correct Answer: D) Virtual. 9. Where is Maria from? A) Australia. B) Greenland. C) Brazil. D) None of the above. Show Answer Correct Answer: C) Brazil. 10. Which is a manmade source of light? A) Sun. B) Flashlight. C) Fire. D) Star. Show Answer Correct Answer: B) Flashlight. 11. 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. 12. Which instrument uses the principle of reflection to measure angles? A) Thermometer. B) Sextant. C) Barometer. D) Protractor. Show Answer Correct Answer: B) Sextant. 13. 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) $\rightarrow$ (-y, x). D) (x, y) $\rightarrow$ (-x, y). Show Answer Correct Answer: D) (x, y) $\rightarrow$ (-x, y). 14. 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. 15. What transformation is happening?(x, y) $\rightarrow$ (x-2, y + 3) A) Slide left 2, up 3. B) Slide right 2, down 3. C) Slide up 2, left 3. D) Slide left 3, right 2. Show Answer Correct Answer: A) Slide left 2, up 3. 16. How do you write an ordered pair? A) (Y, X). B) (Y, Y). C) (X, X). D) (X, Y). Show Answer Correct Answer: D) (X, Y). 17. 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. 18. Quadrilateral PQRS is reflected across the y-axis. Which rule describes this transformation? A) (X, Y) $\rightarrow$ (-X, Y). B) (X, Y) $\rightarrow$ (X + 6, Y + 4). C) (X, Y) $\rightarrow$ (6X, 6Y). D) (X, Y) $\rightarrow$ (X, -Y). Show Answer Correct Answer: A) (X, Y) $\rightarrow$ (-X, Y). 19. 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. 20. Which is the first thing we notice the beginning of the every chapter of ES workbook. A) CKL chart. B) KWL chart. C) KLW chart. D) KLK chart. Show Answer Correct Answer: B) KWL chart. 21. A positive sign in the value of magnification indicates that the image is A) Enlarged. B) Near. C) Virtual. D) Real. Show Answer Correct Answer: C) Virtual. 22. Reflect the point G(2, -4) over the y-axis. Where is G'? A) (-2, -4). B) (-4, 2). C) (-2, 4). D) (2, 4). Show Answer Correct Answer: A) (-2, -4). 23. What is reflection? A) Reflection is the scattering of light off the surface that it strikes on. B) Reflection is the absorbing of light off the surface that it strikes on. C) Reflection is the bending of light off the surface that it strikes on. D) Reflection is the bouncing of light off the surface that it strikes on. Show Answer Correct Answer: D) Reflection is the bouncing of light off the surface that it strikes on. 24. 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. 25. In the following reaction, identify the salt formed NH$_{4}$OH (aq) + H$_{2}$SO$_{4 }$(aq) $\rightarrow$ ..... + 2H$_{2}$O (l) A) (NH$_{4}$)$_{2}$S. B) (NH$_{4}$)$_{2}$SO$_{4}$. C) (NH$_{4}$)$_{3}$PO$_{4}$. D) NH$_{4}$NO$_{3}$. Show Answer Correct Answer: B) (NH$_{4}$)$_{2}$SO$_{4}$. 26. 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) (-y, x). C) (x, -y). D) (-x, y). Show Answer Correct Answer: D) (-x, y). 27. Light is a kind of ..... A) Matter. B) Heat. C) Reflection. D) Energy. Show Answer Correct Answer: D) Energy. 28. 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. 29. 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). 30. 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. ← PreviousNext →Related QuizzesGrammar QuizzesEnglish Grammar QuizzesReflection Quiz 1Reflection Quiz 2Reflection Quiz 3Reflection Quiz 4Reflection Quiz 5Reflection Quiz 6Reflection Quiz 7Reflection Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books