1. latin for dark room , the whole acted like a lens, focusing and perfecting light into the wall of the dark chamber

2.high quality glass lenses 

3. a glass lens and a dark box and a film,

4. they work the same way

5.with a electronic sensor called a ccd

6.in auto mode the camera will completely control flash and exsposher in this mode you can control flash and other camera settings 

7. to attemped to blur out the back ground, camera will try to use the fastes available lens setting

8. to freeze motion, camera will use the highest shutter speed possible

9. a half press will tell the camera that your almost ready to take the shot and to be prepared

10. no flash when taking picture in dark places 

11.the camera will automatically fire if the camera if it needs more light

12. picture wil be washed out 

13. the picture will be to dark

14. for every measurement of light 

15. one

16. two 

17.has more light 

18. has less light

19. the aperture controls the light 

20. by studying the aperture