When people got to Ellis Island they had to go answer questions.

This is rain that contains pollution that harms plants and trees?

This country has a 4th branch of government that includes the monarchy.

The movement of people from one place to another.

This is the average number of people per square mile.

This is something the doctor had to perform on every person that came to Ellis Island to make sure they were healthy?

The usual condition of the temperature in an area over a period of time?

This s the leader of the Canadian government and part of the executive branch.

This is a laborer that travels from one area to another, picking crops that are in season.

Advantages of high population density.

This is the movement of people from one country to another?

This is the cause of acid rain?

These are the three branches of government that all three countries have in common.

This is an area that has large cities and nearby towns.

Disadvantages of high population density.

This is the spreading of ideas and language form one place to another.

The amount of rain, snow, or any type of moisture that falls to the ground.

This is the difference between the US and Canada on its approach to immigration.

This is an area that has less people, less jobs and fewer services.

This is an example of why we see several generations of one family are working together picking crops.

This is what happens when someone is not accepted into the United States at Ellis Island?

The type of graph that is used to compare the relationship of an areas precipitation and temperature over a period of time>?

This is what the Prime Minister of Canada does when immigrants or refugees come to Canada?

These are factors as to why cultural diffusion happens faster.

This is the reason why millions of immigrants came to America?