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Reflection of Light Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. When light moves between two materials of different densities, it diffracts (bends). What happens when light goes from a lower density material into a higher density material?

Question 2 2. What is reflection?

Question 3 3. You place saltwater in the bottom of a fish tank, creating a gradient. Why does light curve when it moves through the water?

Question 4 4. What is refraction?

Question 5 5. What is the law of reflection?

Page 2

Question 6 6. The 'normal' is an imaginary line that makes a _______ with the reflecting surface.

Question 7 7.

Which of the following is an example of diffuse reflection?

A. Reflection off a still pond

B. Reflection off a gravel road

C. Reflection off the sand on a beach

D. Reflection from a window pane

Question 8 8. The Law of Reflection states that the angle of the incident light ray is equal to ______.

Question 9 9.

Which of the following are examples of specular reflection?

A. Reflection off a mirror

B. Reflection off a flowing river

C. Reflection off a glass tabletop

D. Reflection off a carpet

Question 10 10. If the surface of an object is smooth, the reflection off it is called ______. If the object's surface is rough, the reflection is called ______.

Page 3

Question 11 11. Which type of mirror(s) can form both real and virtual images?

Question 12 12. An image that appears to be projected out in front of a mirror is known as a _______ image.

Question 13 13. If an object is placed 3 cm from a concave mirror with a focal length of 4 cm, which type of image will be formed by the mirror?

Question 14 14. An image that you can only see by looking into a mirror is called a _______ image.

Question 15 15. What does the law of reflection state?

Page 4

Question 16 16. Which of the following describes a convex mirror?

Question 17 17. What is a mirror?

Question 18 18. Which of the following describes the images formed by a plane mirror?

Question 19 19. How do you prevent spherical aberration?

Question 20 20. What is the definition of a spherical mirror?

Page 5

Question 21 21. Which of these images can be formed by a convex mirror?

Question 22 22. Which of these is a common use of convex mirrors?

Question 23 23. Which is the correct description of the first ray you should make on a ray diagram?

Question 24 24. A convex mirror has a focal length of -7 cm. An object is placed 12 cm in front of the mirror. Use the mirror equation to find the image distance.

Question 25 25. Which of these is a possible focal length for a convex mirror?

Reflection of Light Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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