Category: Social studies

What is Nonexperimental research? Nonexperimental research is research that lacks the manipulation of an independent variable, random assignment of participants to conditions or orders of conditions, or both. What is an example of non-experimental research? For example, a researcher might start an antibullying program (a kind of treatment) at one school and compare the incidence […]

What happens when a candle burns out? When you burn a candle, you end up with less wax after burning than you started with. This is because the wax oxidizes, or burns, in the flame to yield water and carbon dioxide, which dissipate in the air around the candle in a reaction that also yields […]

How did the automobile transform American communities and culture in the 1950s? Describe how the automobile transformed American communities and culture in the 1950s. The affordability and ubiquity of cars in the 1950s led to the creation of fast food chains, drive-in movie theaters and motels. With cars people could spread out and move out […]

Did the Hawaiians agree with the annexation of Hawaii? In 1897, the treaty effort was blocked when the newly-formed Hawaiian Patriotic League, composed of native Hawaiians, successfully petitioned the U.S. Congress in opposition of the treaty. On July 12, 1898, the Joint Resolution passed and the Hawaiian islands were officially annexed by the United States. […]

Which motherboard slot should you install a new high end graphics card in? Motherboard PCIe Slot Can I change a graphics card on my laptop? In most cases, it isn’t possible to upgrade a laptop’s graphics card. The vast majority of laptops have integrated graphics, which means the GPU (graphics processing unit) is permanently attached […]

Is a copyright notice required? US law no longer requires the use of a copyright notice, although placing it on a work does confer certain benefits to the copyright holder. Prior law did, however, require a notice, and the use of a notice is still relevant to the copyright status of older works. When did […]

What was one reason that groups of Creek Indians clashed during the Creek Wars? The Creek militancy was a response to the increasing United States cultural and territorial encroachment into their traditional lands. What was the outcome of the Creek War? Creek War, (1813–14), war that resulted in U.S. victory over Creek Indians, who were […]

Why did the Second Virginia Convention meet? Amid these mounting tensions, the Second Virginia Convention convened to discuss the Old Dominion’s strategy in negotiating with the Crown. The roughly 120 delegates who filed into Richmond’s St. John’s Church were a veritable “who’s who” of Virginia’s colonial leaders. What was discussed at the Virginia convention? …on […]

What was life like after the Trail of Tears? The Cherokee lost a great deal when they arrived in Indian Territory. Many of them were quite prosperous in communities in the Southeast and had to sell their belongings for far less than they were worth. During the forced march to Oklahoma, a large fraction of […]

What is blocking in experimental design? In the statistical theory of the design of experiments, blocking is the arranging of experimental units in groups (blocks) that are similar to one another. Typically, a blocking factor is a source of variability that is not of primary interest to the experimenter. Why is blocking important in experimental […]