This quiz works best with JavaScript enabled. Home > Grammar > Academic Writing > Reflection – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Reflection Quiz 9 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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) (-x, y). B) (y, -x). C) (x, -y). D) (-y, x). Show Answer Correct Answer: A) (-x, y). 2. Light is a kind of ..... A) Reflection. B) Energy. C) Heat. D) Matter. Show Answer Correct Answer: B) Energy. 3. 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. 4. 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). 5. 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. 6. 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. 7. A beam of light drawn as straight lines with arrows A) Incidence Ray. B) Reflected Ray. C) X-ray. D) Ray. Show Answer Correct Answer: D) Ray. 8. We can see objects because of ..... A) Reflection. B) Refraction. C) Transmission. D) Diffraction. Show Answer Correct Answer: A) Reflection. 9. What is the rule for a reflection over the y-axis? A) $\left(x, y\right)\rightarrow\left(x, -y\right)$. B) $\left(x, y\right)\rightarrow\left(-y, x\right)$. C) $\left(x, y\right)\rightarrow\left(-x, y\right)$. D) $\left(x, y\right)\rightarrow\left(y, -x\right)$. Show Answer Correct Answer: C) $\left(x, y\right)\rightarrow\left(-x, y\right)$. 10. Soak up A) Absorb. B) Reflect. C) Refract. D) None of the above. Show Answer Correct Answer: A) Absorb. 11. If an image is translated to the right and up, which of these rules could have been used? A) T<-2, 5>. B) T<6, -1>. C) T<3, 4>. D) T<-3, -8>. Show Answer Correct Answer: C) T<3, 4>. 12. What is the effect of reflection on the wavelength of light? A) It increases. B) It decreases. C) It remains unchanged. D) It doubles. Show Answer Correct Answer: C) It remains unchanged. 13. What is the core principle of servant leadership? 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. 14. When a parallel beam of light falls on polished silver, A) The light will be scattered. B) Divergent beam of light will be reflected. C) Parallel beam of light will be reflected. D) A convergent beam of light will be reflected. Show Answer Correct Answer: C) Parallel beam of light will be reflected. 15. Quadrilateral WXYZ is reflected across the x-axis. If (x, y) are the coordinates of one of its vertices, which ordered pair represents the reflected vertex? A) (x, -y). B) (-x, y). C) (-y, x). D) (-x, -y). Show Answer Correct Answer: A) (x, -y). 16. Which way best describes how light moves? A) In circles. B) Slowly. C) Straight line. D) Faster through opaque objects. Show Answer Correct Answer: C) Straight line. 17. Which would you rather walk on barefoot if the sun is out all day long? A) Grass. B) Black top. C) Sand at the beach. D) Concrete sidewalk. Show Answer Correct Answer: A) Grass. 18. If the angle between the angle of incidence and the angle of reflection is 100 degree then, what is the angle between the angle of incidence and the normal? A) 50 degree. B) 100 degree. C) 40 degree. D) 90 degree. Show Answer Correct Answer: A) 50 degree. 19. True or False:when a shape is reflected, each point remains the same distance away from the line of reflection. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Choose the correct statement. A) Reflection is a rigid transformation. B) Reflection is a non-rigid transformation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Reflection is a rigid transformation. 21. If the angle of incidence is 30 degree, then the angle of reflections is? A) 30 degree. B) 90 degree. C) 60 degree. D) 120 degree. Show Answer Correct Answer: A) 30 degree. 22. Reflections over the y-axis change the ..... A) Y-coordinate. B) X-coordinate. C) Y-axis. D) X-axis. Show Answer Correct Answer: B) X-coordinate. 23. What is the main source of light energy? A) The sun. B) The moon. C) The earth. D) A lightbulb. Show Answer Correct Answer: A) The sun. 24. What kind of line is the line $x=2$ A) A horizontal line through the place where $x=2$. B) A horizontal line through the place where $y=2$. C) A vertical line through the place where $y=2$. D) A vertical line through the place where $x=2$. Show Answer Correct Answer: D) A vertical line through the place where $x=2$. 25. Which of the following salt will give acidic solution when dissolved in water? A) NH$_{4}$Cl. B) NaCl. C) Na$_{2}$CO$_{3}$. D) CH$_{3}$COONa. Show Answer Correct Answer: A) NH$_{4}$Cl. 26. Why type of useful things we get from the Rain forests? A) Rubber, Cocoa, Vanilla. B) Metal, powder, Oil. C) Grains, bags, meat. D) None of the above. Show Answer Correct Answer: A) Rubber, Cocoa, Vanilla. 27. What makes the light look bent? A) Light changes the speed. B) Light is totally absorbed. C) Light is transmitted to an object. D) Light is turned. Show Answer Correct Answer: A) Light changes the speed. 28. What is the result of reflecting a figure over the y-axis? A) (x, y). B) (y, -x). C) (x, -y). D) (-x, y). Show Answer Correct Answer: C) (x, -y). 29. Law of reflection state that-The angle of incidence is ..... to the angle of reflection. A) Equal. B) Double. C) Half. D) None of the above. Show Answer Correct Answer: A) Equal. 30. An object at a distance of 30 cm from aconcave mirror gets its image at the same point. The focal length of the mirror is ..... A) -30 cm. B) 30 cm. C) -15 cm. D) 15 cm. Show Answer Correct Answer: C) -15 cm. ← PreviousNext →Related QuizzesGrammar QuizzesReflection Quiz 1Reflection Quiz 2Reflection Quiz 3Reflection Quiz 4Reflection Quiz 5Reflection Quiz 6Reflection Quiz 7Reflection Quiz 8Reflection Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books