1. Microworlds Review Light

2. Concave Lens

3. Concave lens make object appear to be smaller

4. Convex Lens

5. Convex lens make objects appear to be larger (magnify)

6. Glasses Convex lens correct farsightedness Farsighted people can’t see objects that are nearby Concave lens are used to correct nearsightedness Nearsighted people can’t see object that are far away

7. Laser light

8. Rainbow of Colors

10. Why is light important? Your eyes Eyeglasses and contact lenses Lenses for TV, movie, and photographic cameras Photocopiers and fax machines Binoculars and telescopes Microscopes and magnifiers Projectors (overhead, movie, slide, TV) CD players Supermarket product code laser scanners Weather and spy satellites Medical systems (to look inside the body) Solar energy systems...and many more

11. But perhaps most importantly…. Plants convert light energy into chemical energy during photosynthesis And without plants where would we be????