Camera history and parts

1. Explain the "camera obscura" effect. How is it achieved? The effect of the "camera obscura" was like a dark room, it was the first camera. The hole acted like a lens, focusing and projecting light onto the wall of the dark chamber.
2. The invention during the 17th century helped man get a step closer to creating the modern camera?
the modern camera came one set closer when Isaac Newton and Christian huygens perfected the understanding of optics and the process of making high quality glass lenses.
3. What were the parts of the first modern camera invented by Niepce?
The parts of the modern camera were that he added a "film", to create the first successful photograph.
4. What do modern digital cameras have in common with Neipce's camera?
modern cameras and digital cameras work the same way, because a camera is still a camera.
5. What do digital cameras use to capture an image?
Digital cameras capture images with an electronic sensor called a CCD.
6. What is the difference between the auto mode and the program mode?
Auto camera mode can control flash and exposure. And program mode its just for point and shoot.
7. What is the portrait mode used for? how does it work? To attempt to blur out the background, and u need the fastest working lens setting.
8. What is the sports mode used for? how does it work? You use the sports mode to freeze motion, camera will use the highest shutter speed possible. to use it you got to put the shutter mode on first then the sports mode.
9. Why should you do half press on the trigger button? Faster camera response time, more control over focus, and encourages better composition.
10. When would you use this? To not use the flash.
11. What does this symbol mean? For an Auto- flash mode.
12. What happens to your photo if there is too much light? Too much light will be washed out.
13. What happens to your photo if there is not enough light? Not enough light will make the picture dark.
14. What is a "stop"? A "stop" is a relative measurement of light.
15. How many stops brighter is the new planet if there are two sons instead of one? 1 stop brighter.
16. How many stops brighter is the new planet if there are four sons instead of two? 2 stops brighter.
17. What effect does a longer shutter speed of have? more light.
18. What effect does a shorter shutter speed have? less light.
19. What does the aperture control? It control the light tat reaches the film.
20. When adjusting the aperture, how can you increase the amount of light? By making larger openings.