Land Bridge Theory and Map Skills

What type of scientist studies artifacts?

What imaginary line divides the Earth into Eastern and Western hemispheres?

According to the Land Bridge Theory, nomads migrated from ______ to ________.

As you move away from the Equator along the lines of latitude, temperatures tend to:

Modern day archaeologists are 100% convinced that the Land Bridge theory is correct.

When people move from one area to another to settle, we call that:

The Pacific Northwest Native Americans live in what general area of North America?

What do we use on our maps to indicate directions?