The War of 1812 began, in theory, because:

In 1790, Congress passed the Naturalization Act, providing the process for immigrants to become U.S. citizens by favoring:

As the new nation began to raise revenue:

What is the dependent variable in the experiment?

The number of pillbugs in each chamber is counted at regular intervals to determine whether they show a clear __________ for moisture.

What is the scientific term for rolling into a ball as a defense mechanism?

 After analyzing the data, the scientist forms a __________ to determine whether the results support or reject the hypothesis.

What does a control group in the experiment help determine?

In the lab, what were the two environmental conditions used in the choice chamber?

 To test their hypothesis, scientists design an __________ using a choice chamber with one side moist and the other dry.