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๐ŸŒฑEnvironmental Scienceยท15 minยทSample Lesson

Where Does Your Trash Go?

You toss a banana peel and a juice box in the trash can. Poof โ€” gone, right? Not quite! A truck comes, picks it up, and drives it somewhere far away. That banana peel might turn into dirt in just a few weeks. But that juice box? It could still be sitting in the same spot in 400 years โ€” longer than anyone alive today will ever live!

What You'll Learn

- Where trash actually goes after the truck picks it up - The difference between things that rot (compost) and things that don't (landfill) - Why recycling gives some trash a second life - One easy habit that keeps trash out of oceans and parks

Three Places Trash Can Go

1. The Landfill: A giant hole in the ground where trucks dump trash, then bulldozers squish it flat and cover it with dirt. Plastic bottles can sit in a landfill for 450 years without rotting away. 2. The Recycling Center: Machines sort paper, cans, and some plastics. A crushed aluminum soda can gets melted down and can become a brand-new can on a store shelf in as little as 60 days. 3. The Compost Pile: Food scraps like apple cores and banana peels get piled up outside. Worms, bugs, and tiny microbes eat them and turn them into rich, dark soil in a few weeks to a few months.

A Banana Peel vs. a Plastic Bottle

A banana peel breaks down in about 2-5 weeks. A plastic water bottle takes about 450 years. That is why sorting your trash into the right bin actually matters!

Why Sorting Matters

When you put a soda can in the recycling bin instead of the trash, it skips the landfill completely. Instead, it gets melted down at a special factory and reshaped into something new โ€” maybe even a bicycle part or another can! Sorting trash correctly is like giving objects a chance at a second life instead of getting buried forever.

Match each item to where it belongs.

Terms

Banana peel
Aluminum soda can
Broken plastic toy
Apple core

Definitions

Compost pile
Recycling center
Compost pile
Landfill

Drag terms onto their definitions, or click a term then click a definition to match.

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About how long does a plastic bottle take to break down in a landfill?

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What happens to a soda can at a recycling center?

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Trash Sort Challenge

With a grown-up, gather 5 clean pieces of household trash (like a banana peel, a paper towel, a plastic wrapper, a can, and a cardboard box). Sort each one into 'Compost,' 'Recycle,' or 'Landfill.' Draw a picture of your 5 items under the correct heading and tell a family member one fact you learned about how long each item takes to break down.

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