The Camera

1. Explain the “camera obscura” effect. How is it achieved?
means "dark room"  achieved by a light force into a hole and projecting onto the wall of the dark chamber

2. What invention during the 17th Century helped man get a step closer to creating the modern camera?
the high quality glass lenses

3. What were the parts of the first modern camera invented by Niepce?
a glass lens, a dark box and a film

4.What do modern digital cameras have in common with Niepce’s camera?
modern cameras still have light pass through the lens, into the camera, and exposes the film witch is the same as his was

5. What do digital cameras use to capture an image?
electronic sensor called a ccd

6. What is the difference between the Auto Mode and the Program mode?
auto the camera will completely  control flash and exposure, program automatic-assist, just point and shoot

7. What is the Portrait mode used for? How does it work?
it is used for taking portrait pictures. attempts to blur out the background scenes

8. What is the Sports mode used for? (not just sports) How does it work?
it is used for action shots so if someone is going to be moving while u take the picture. to freeze motion.

9. Why should you do a half press on the trigger button?
it is the focus the camera and to let the camera let u know when its ready to take the shot

10. What does this symbol mean? When would you use this?
means disabled flash. use it when u don't want the flash

11.What does this symbol mean? When would you use this?
means auto-flash. use it when u want the flash to come up when the camera feels like it needs it

12. What happens to your photo if there is too much light?
the picture will be washed out

13. What happens to your photo if there is not enough light?
the picture will be to dark

14. What is a “stop.”
in every aspect of photography to represent a relative change in the brightness of light

15. How many stops brighter is the new planet if there are two sons instead of one?
it is one stop brighter

16. How many stops brighter is the new planet if there are four sons instead of two? (Hint: the “show answer” feature is wrong).
it is three stops brighter

17. What affect does a longer shutter speed of have?
means it has more light

18. What affect does a shorter shutter speed have?
means it has less light

19. What does the aperture control?
the light has to pass through the aperture to get to the film

20. When adjusting the aperture, how can you increase the amount of light?
larger openings means more light