Front

Concluded

Back

To finish or bring something to an end, like an author does at the end of a book.

Front

Converted

Back

Changed to a different form or changed in some important way.

Front

Greenhouse

Back

A building made of glass where plants are grown, often used to grow vegetables in cities.

Front

Pollution

Back

Harmful substances like smoke, smog, and garbage that make the air, water, or land dirty.

Front

Cable

Back

A bundle of wires with a thick covering that is used to carry electricity.

Front

Symbiosis

Back

A relationship between two different living things that helps both of them.

Front

Determination

Back

The quality of being firm in purpose or intent; not giving up.

Front

Hatch

Back

To break out of an egg; when a baby animal comes out.

Front

Resources

Back

Materials or supplies that can be used to help achieve something.

Front

Factories

Back

Buildings where goods are made or manufactured.