McGraw-Hill Science Return to Book List
Lightning
Grade 5
Science Magazine & World of Science
 
The Energy of Sound and Light, Topic 5: Light and Lenses
Cameras: Say "Cheese!"
Keyword: CHEESE

Did You Know...
People were first able to buy cameras in 1888. The cameras cost $25 each, and ran on film that had 100 exposures!

 

Oatmeal Box Pinhole Photography

Can an oatmeal box be turned into a camera? The answer is yes! See for yourself at this site. First, click Pinhole Galleryto see some attractive photographs. Then, click Making Camerasfor instructions on how to build an oatmeal box pinhole camera. (NOTE: If you want to build a camera, ask permission from your parent, teacher, or guardian.)

Questions

  1. How long is the exposure time for a pinhole camera?

  2. What color is "safelight" in the darkroom?

  3. What chemical in photographic paper reacts with light to form a negative image?

  4.  

Trick Photography

Look at all the fish in the subway! And all those apes in the library! Just how do photographers make impossible things look real? Find out at this small, but very interesting site.

Questions

  1. In the Fish Story photo, is the subway station real? Are the fish really in the subway station?

  2. Describe how the "Monkey Business" photo was made.

  3.  

EarthCam for Kids

From here, you can link to just about every live Internet camera on Earth—and then some! Take a look at life around the corner, around the world, or in outer space!