What rights do Israeli citizens have? According to the 2005 US Department of State report on Israel, “[t]he law provides for freedom of speech and of the press, and the government generally respected these rights in practice subject to restrictions concerning security issues.” The law provides for freedom of assembly and association, and the government […]
What was an effect of the Webster-Ashburton Treaty of 1842?
What was an effect of the Webster-Ashburton Treaty of 1842? The treaty established the present boundary between Maine and New Brunswick, granted the U.S. navigation rights on the St. John River, provided for extradition in enumerated nonpolitical criminal cases, and established a joint naval system for suppressing the slave trade off the African coast. What […]
Which theory of motivation emphasizes the urge for an optimal level of stimulation?
Which theory of motivation emphasizes the urge for an optimal level of stimulation? Just as drive theory aims to return the body to homeostasis, arousal theory aims to find the optimal level of arousal. If we are underaroused, we become bored and will seek out some sort of stimulation. On the other hand, if we […]
What is the difference between a pictograph and an Ideograph?
What is the difference between a pictograph and an Ideograph? A pictogram is a symbol that conveys meaning through its resemblance to a physical object. Ideograms are graphical symbols that represent an idea or concept. Good examples of ideogram are the red circle that means “not allowed”, or the orange or yellow triangle that means […]
What did Archaeologists find in Pompeii?
What did Archaeologists find in Pompeii? Another enthralling find was the discovery of several carbonised loaves of bread preserved, preserved in charcoal, looking as if they just came out of the oven. Along with these, whole eggs, fruit, nuts and fish bones have also been found, indicating the varied diet the people of Pompeii had. […]
What was Chester Southam concerned that HeLa cells?
What was Chester Southam concerned that HeLa cells? In the 1950s, virologist Chester Southam worried that contact with HeLa cells might infect researchers with cancer. To test this, he injected cancer patients’ arms with HeLa cells while claiming to conduct an immune system test. Nodules grew on the patients’ arms. The cancer spread to the […]
How are control experiments used in testing hypotheses?
How are control experiments used in testing hypotheses? When possible, scientists test their hypotheses using controlled experiments. A controlled experiment is a scientific test done under controlled conditions, meaning that just one (or a few) factors are changed at a time, while all others are kept constant. Why is it important to repeat experiments and […]
Which of the following was a multilateral agreement established in 1947?
Which of the following was a multilateral agreement established in 1947? General Agreement on Tariffs and Trade (GATT), set of multilateral trade agreements aimed at the abolition of quotas and the reduction of tariff duties among the contracting nations. When GATT was concluded by 23 countries at Geneva, in 1947 (to take effect on Jan. […]
How did the Islamic caliphates gain consolidate and maintain power?
How did the Islamic caliphates gain consolidate and maintain power? After over one hundred years of rapid growth, the Islamic caliphates ruled by the Umayyad Dynasty (661-750) and the Abbasid Dynasty (750-1258) consolidated and maintained Muslim power by organizing their governments and creating long-lasting political institutions. How did Islamic caliphates gain power? Islam spread through […]