BIODEGRADABLE?

LET'S SEE:

What happens to buried garbage?

YOU NEED:

___ 1 milk carton___ 1 cup of water
___ 1 piece of plastic bag___ dirt
___ 1 piece of lettuce___ fork (next week)

DO THIS:

___ 1. Fill the milk carton half way with dirt.

___ 2. Lay the lettuce and the plastic on top of the dirt.

___ 3. Cover the "trash" with more dirt.

___ 4. Water your garbage dumps.

___ 5. Wait a week . . . . . then use a fork to dig out your trash.

RESULTS:

Has the trash changed?
lettuce___ yes___ no
plastic ___ yes___ no

How? _______________________________________________

____________________________________________________

CONCLUSION:

___________ decomposes faster than ___________.
(food/plastic)(food/plastic)