Perform the given activity and answer the questions.
Materials needed:
globe or styrofoam (sphere shape)
barbecue stick
flashlight or any source of light
Procedure:
Note: If you are using a globe, you will not be needing a
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barbecue stick.
1. Insert the barbecue stick to the styrofoam as shown in the picture
2. In a dark room, hold the styrofoam or globe and place the flashlight or any light source
towards it.
3. Rotate the globe or styrofoam counterclockwise and observe what happens.
Answer the following questions:
1. Are all the sides of the globe or styrofoam lighted? Why?