Geologic Maps — Cumulative exam Answers

Through an uplift under the Earth's crust at a divergent boundary a __________ is formed.

Which layer of the Earth is composed of iron and nickel, and has two main parts called the outer ___________ and the inner ___________ ?

Water at the top of a slope has potential energy.

A scientist is studying the effect on human health of bacteria that live in the human intestine. In her study, she found that the bacteria actually help the body’s immune response. To develop scientific consensus about her idea, the scientist should

Polio is a disease that can cause paralysis. Doctors treated patients with casts and braces, but the work of Elizabeth Kenny led to the use of hot baths and exercise to treat polio victims. These patients had less incidence of paralysis. Kenny’s ideas and their acceptance were due to

Which factors affect a river's load?

The three major types of faults are normal, reverse and syncline.

A scientist tracked the summer eating habits of brown bears. His results are shown in the graph below.If the brown bears’ reliance on leaves increased by 14 percent, how would the combined total of all the percentages be affected?

Cranberries and grapes may have therapeutic value. A cranberry company obtained the patent for a process to extract the oil from cranberry seeds. According to the patent, this oil can be used to treat breast cancer or to reduce its incidence. The oil can be used in drinks and foods. A grape juice company claims to have evidence that certain grapes have health benefits ranging from improving cardiovascular health to improving cognitive brain function in the elderly. These claims will be tested by the Food and Drug Administration (FDA) before the companies are allowed to market their products for “treating” ailments or “improving” health. Until then, the companies can describe that their products “help to maintain” or “support” health. Until studies support their claims, the companies cannot ascribe direct health benefits to their products.Why would the FDA perform tests when a cranberry company and a grape company have already conducted research on the same products?