Camera Questions

1. The camera obscura effect was a achieved by creating a hole in one wall. Though which light would be focused, into a completely dark room with a lens. When the light hits the lens it is then projected up side down on the the opposite side of the room.
2. The creation of high quality lenses in the 17th century was a huge leap in production of modern cameras.
3. The first part of the modern camera that we know today was film which was created by Niepce in the 19th century.  
4. The thing that both modern cameras and the first cameras have in common is they both have film this is a necessary part of photography and cameras.
5.  The new digital cameras use digital film to capture images even though they have everything that an old camera has a dark box, lenses, and film.
6. The difference between auto mode and program mode on a camera is that auto mode the camera completely controls everything however on program mode the user can usually has control of a few settings such as flash.
7.  The portrait setting on a camera is used for taking pictures were you want the thing that closest to be the most apparent. They do this by making the back ground a little blurry.
8. The sports function is used for people that want to take a lot of pictures one after the other to capture change over time such as taking pictures of your child's first steps. 
9.  The best reason to use the half press trigger on your camera is that you will take better pictures because the camera will have time to focus.
10. This symbol is the symbol for disabled flash.
11. This symbol is the symbol for auto flash which is were flash is automatically on the minute you turn on your camera.
12. If you photo has to much light it will be washed out which is were the whole picture is light.
13. If you photo has to little light it will be two dark and you wont be able to see anything.
14. The tern "stop" refers to the change in brittleness. 
15. There is 2 stops more light if you double the light bulbs from two to four. 
16. There is 4 stops more light if you double the light bulbs from four to eight.
17. The affect of long shutter speed is more light.
18. The affect of short shutter speed is less light.
19. The aperture is like a pupil it control how much light passes though the lenses of the camera.
20.  The way you increase the amount of light that goes though the aperture is make the aperture setting number lower.