Give at least two reasons why some people claim the Pyramids of Giza were constructed by aliens.

Australia lies entirely within what to hemispheres

Why does the US government create regulatory agencies? Check all that apply. a. to create fair competition between producers b. to limit the knowledge of certain consumers c. to allow producers to have greater freedom d.

What was used to heat igloos? A) fires with wood B) gas furnaces C) lamps filled with seal oil D) radiators filled with boiling water

Jacob picks up a hammer and begins pounding on the board just as his father is hammering nails into the wall. jacob's actions are best explained by

A researcher wants to study the effects of social class on consumption behavior. He establishes three different categories of social class in terms of amount of income.

What is a revolution? (type of protest?)

How did Renaissance writers change art

Define optimal efficiency.

Which term describes substances that absorb some wavelengths of light

Thinking back to what you learned about ethics, why would watson's experiments be labeled unethical today?