Procedure

1. Pour 30 ml of Tang into a beaker.

2. Set out 30 ml of Tang under a 60 WATT light bulb.

3. Turn the light on over the liquid.

4. Pour 30 ml of Apple Juice into a beaker.

5. Set out 30 ml of apple juice under a 60 WATT light bulb.

6. Turn the light on over the liquid.

7. Pour 30 ml of Pop (Coca-Cola) into a beaker.

8. Set out 30 ml of pop (Coca-Cola) under a 60 WATT light bulb.

9. Turn the light on over the liquid.

10. Pour 30 ml of Orange Juice into a beaker.

11. Set out 30 ml of Orange juice under a 60 WATT light bulb.

12. Turn the light on over the liquid.