|
OG12 OG15 OG16 OG17 GWD PREP08 Test 1 OG18 OG19 OG20 OG2022
|
The nineteenth-century chemist Humphry Davy presented the results of his early experiments in his "Essay on Heat and Light", a critique of all chemistry since Robert Boyle as well as a vision of a new chemistry that Davy hoped to found.
|
|
OG18 OG19 OG20 OG2022
|
To attract the most talented workers, some companies are offering a wider range of benefits, letting employees pick those most important to them.
|
|
OG12 OG15 OG16 OG17 GWD OG18 OG19 OG20 OG2022
|
Many of the earliest known images of Hindu deities in India date from the time of the Kushan Empire, fashioned either from the spotted sandstone of Mathura or Gandharan grey schist.
|
|
OG18 OG19 OG20 OG2022
|
Tides typically range from three to six feet, but while some places show no tides at all, some others, such as the Bay of Fundy, have tides of at least thirty feet and more.
|
|
OG12 OG15 OG16 OG17 GWD PREP08 Test 1 OG18 OG19 OG20 OG2022
|
A leading figure in the Scottish Enlightenment, Adam Smith's two major books are to democratic capitalism what Marx's Das Kapital is to socialism.
|
|
OG16 OG17 OG18 OG19 OG20 OG2022
|
Researchers studying the brain scans of volunteers who pondered ethical dilemmas have found that the basis for making tough moral judgments is emotion, not logic or analytical reasoning.
|
|
OG12 OG15 OG16 OG17 GWD OG18 OG19 OG20 OG2022
|
Rivaling the pyramids of Egypt or even the ancient cities of the Maya as an achievement, the army of terra-cotta warriors created to protect Qin Shi Huang, China's first emperor, in his afterlife is more than 2,000 years old and took 700,000 artisans more than 36 years to complete.
|
|
OG17 GWD OG18 OG19 OG20 OG2022
|
In California, a lack of genetic variation in the Argentine ant has allowed the species to spread widely; due to their being so genetically similar to one another, the ants consider all their fellows to be a close relative and thus do not engage in the kind of fierce intercolony struggles that limits the spread of this species in its native Argentina.
|
|
OG18 OG19 OG20 OG2022
|
Next month, state wildlife officials are scheduled to take over the job of increasing the wolf population in the federally designated recovery area, the number of which will however ultimately be dictated by the number of prey in the area.
|
|
OG18 OG19 OG20 OG2022
|
About 5 million acres in the United States have been invaded by leafy spurge, a herbaceous plant from Eurasia with milky sap that gives mouth sores to cattle, displacing grasses and other cattle food and rendering rangeland worthless.
|
|
OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
While it costs about the same to run nuclear plants as other types of power plants, it is the fixed costs that stem from building nuclear plants that makes it more expensive for them to generate electricity.
|
|
OG12 OG15 OG16 OG17 GWD PREP08 Test 1 OG18 OG19 OG20 OG2022
|
The 32 species that make up the dolphin family are closely related to whales and in fact include the animal known as the killer whale, which can grow to be 30 feet long and is famous for its aggressive hunting pods.
|
|
OG12 OG15 OG16 OG17 GWD PREP08 Test 2 OG18 OG19 OG20 OG2022
|
The first trenches that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that were arising simultaneously with but independently of the more celebrated city-states of southern Mesopotamia, in what is now southern Iraq.
|
|
OG16 OG17 OG18 OG19 OG20 OG2022
|
Companies are relying more and more on networked computers for such critical tasks as inventory management, electronic funds transfer, and electronic data interchange, in which standard business transactions are handled via computer rather than on paper.
|
|
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
Combining enormous physical strength with higher intelligence, the Neanderthals appear as equipped for facing any obstacle the environment could put in their path, but their relatively sudden disappearance during the Paleolithic era indicates that an inability to adapt to some environmental change led to their extinction.
|
|
OG16 OG17 OG18 OG19 OG20 OG2022
|
To map Earth`s interior, geologists use a network of seismometers to chart seismic waves that originate in the earth`s crust and ricochet around its interior, most rapidly traveling through cold, dense regions and slower through hotter rocks.
|
|
OG16 OG17 OG18 OG19 OG20 OG2022
|
Prices at the producer level are only 1.3 percent higher now than a year ago and are going down, even though floods in the Midwest and drought in the South are hurting crops and therefore raised corn and soybean prices.
|
|
OG12 OG15 OG16 OG17 GWD PREP08 Test 2 OG18 OG19 OG20 OG2022
|
Fossils of the arm of a sloth found in Puerto Rico in 1991, and dated at 34 million years old, made it the earliest known mammal of the Greater Antilles Islands.
|
|
OG12 OG15 OG16 OG17 GWD PREP08 Test 2 OG18 OG19 OG20 OG2022
|
Recently physicians have determined that stomach ulcers are not caused by stress, alcohol, or rich foods, but a bacterium that dwells in the mucous lining of the stomach.
|
|
OG17 OG18 OG19 OG20 OG2022
|
The eyes of the elephant seal adapt to darkness more quickly than any other animal yet tested, thus allowing it to hunt efficiently under the gloomy conditions at its feeding depths of between 300 and 700 meters.
|