1. Investigation 4 Reflecting Mrs. Tweedie 2010

2. Where do you find mirrors? What are they used for? Part 1: Mirror Images

3. What can you see with a mirror that you can’t see without one? Part 1: Mirror Images Caution: Be very careful with the mirrors.

4. Light reflects, or bounces off the mirror to your eye. What you see in the mirror is a mirror image. Part 1: Mirror Images

5. Images are representations of real objects. Mirror images look real, but are not. Part 1: Mirror Images

6. What other kinds of images can you think of? Part 1: Mirror Images

7. Photographs, movies, television, drawings, and mirror reflections are all images. Part 1: Mirror Images

8. Mirrors can change the appearance of objects and pictures. Part 1: Mirror Images

9. Introducing Symmetry Part 1: Mirror Images I will fold this paper exactly in half and open it. This folded line is in the middle of the paper. Both sides of the paper are exactly the same. They are mirror images of each other. The sides are symmetrical. The fold is a line of symmetry because the two sides are exactly the same.

10. Introducing Symmetry Part 1: Mirror Images

11. Mirrors can be used to find lines of symmetry. If a mirror is placed on an object and the object looks exactly the same, the mirror is on a line of symmetry. Part 1: Mirror Images

12. More lines of symmetry Part 1: Mirror Images

13. Use your mirrors on the Mirror Images sheet to produce the images described on the sheet. Part 1: Mirror Images

14. Use your mirrors on the Mirror Images sheet to produce the images described on the sheet. Part 1: Mirror Images circles an 8 a heart a football a cowboy hat a kite triangle an arrow

15. Part 1: Mirror Images Symmetry in the letters of the alphabet.

16. Use your mirrors on the Mirror Images sheet to produce the images described on the sheet. Part 1: Mirror Images

17. Sometimes objects can look very strange until they are viewed as a mirror image or with their mirror image. Part 1: Mirror Images

18. Use your mirrors on the Mirror Puzzles sheet to figure out what the messages on the puzzles say. Part 1: Mirror Images

19. A representation or likeness of an object is an image; it looks real but it is not. Part 1: Vocabulary Words Vocabulary Words An image produced by a mirror is a mirror image. Mirror images are always reversed either right to left or upside down. Mirror images are the result of reflection of light. Light bounces off a smooth surface to form a mirror image. Symmetry is the arrangement in which the parts on opposite sides of a center line are the same.

20. Today we will put your mirrors to work for you. We will make a rearview mirror for your desk. Part 2: Seeing Around Corners Seeing Around Corners

21. Design your own rearview mirror. Get: 1. Mirrors-4 2. Mirror Clips-4 3. Lump of Clay Part 2: Seeing Around Corners Materials:

22. Sometimes it is desirable to see over, around, or through objects in the path of view. Work together to use mirrors to see “through” a book placed on edge in the center of a desk. Part 2: Seeing Around Corners

23. What do you know about periscopes? Today we are going to make a periscope using the die-cut cardboard and some mirrors. Part 2: Seeing Around Corners

24. I will demonstrate how to put your periscope together. Part 2: Seeing Around Corners Teacher Reads: Making Mirrors

25. A rearview mirror allows you to see behind you. Part 1: Vocabulary Words Vocabulary Words A periscope is a tool made from two mirrors and is used to see things that are not in a direct line of sight.

26. Part 3: Mirror Inventions-Kaleidoscopes Part 3: Reflecting Today we are going to make kaleidoscopes. A kaleidoscope is a visual toy that uses three mirrors to create multiple images.

27. These images were made with a kaleidoscope. Part 3: Reflecting

28. I will show you how to make a kaleidoscope by taping three mirrors together. Part 3: Reflecting

29. Try to invent “cool” things to see in your kaleidoscope. Part 3: Reflecting

30. A kaleidoscope is a visual toy that uses three mirrors to create multiple images. Part 1: Vocabulary Words Vocabulary Words