My World C5L5 The Northeast Today

The buying and selling of goods.

• economy

• rural

• commerce

• pollution

Chemical or physical waste that causes the air, water, and land to be dirty.

• pollution

• density

• illegal

• brokeb

Areas in or near cities.

• rural

• city

• populated

• urban

The number of people in an area of land.

• population density

• citizenship

• rural

• urban

Areas with fewer people.

• urban

• rural

• population density

• congress

Progress or a move forward.

• pressure

• advance

• retreat

• protect

A workers' group that tries to gain better pay and working conditions.

• advance

• supervisor

• assembly

• labor union

To keep safe.

• protect

• avoid

• hold

• provide

This gives you the right to make and sell inventions.

• license

• patent

• permission

• steamboat

A boat powered by steam.

• steamboat

• sailboat

• patent

• industry