Question 6 of 21
The rapid spread of devastating diseases among American Indians soon after
the arrival of Europeans was a disastrous result of
A. a lack of medical advances.
B. the African Diaspora,
C. poor nutrition,
D. the Columbian Exchange,

The emission spectrum of hydrogen is shown below. What do the lines in thespectrum show?A. Light with wavelengths between 410 nm to 434 nm, 434 to 486 nm, and 486 to 656 nm corresponds with the three energy levels inhydrogenB. Only light with wavelengths of 410 nm, 434 nm, 486 nm, and 656 nm is not taken in during energy transitions.C. Light with wavelengths of 410 nm, 434 nm, 486 nm, and 656 no corresponds with the four energy levels in hydrogen.D. Light with wavelengths of 410 nm, 434 nm, 486 nm, and 656 nm is given off when electrons fall to lower energy levels. Definicin de imperialismo While some people play basketball professionally. Millions play basketball for fun.Which version of the sentence best emphasizes the subject?A. While some people play basketball professionally and millions play basketball for fun.B. While some people play basketball professionally, millions play basketball for fun.C. While some people play basketball professionally; Millions play basketball for fun.D. While some people play basketball professionally, but millions play basketball for fun. The Titanus beetle can measure 16710 centimeters in length, and the Giant Weta beetle can measure 8510 centimeters in length. How much longer is the Titanus than the Giant Weta? ratios that are equivalent to 7/6 How did the scientific revolution affect societies between the 17th and 19thcenturies? what is a example of clauses What is the original price of an item cost if the tax is 9.25% and the discount is 25% and the new price after discount and tax is $62.28? Find an expression which represents the difference when (-4x 3y) is subtractedfrom (-2x 10y) in simplest terms. A firm has an equity multiplier of 1.57, an unlevered cost of equity of 14 percent, a levered cost of equity of 15.6 percent, and a tax rate of 21 percent. What is the cost of debt Select the correct answer from each drop-down menu.The pancreas is an accessory organ whose function aids the chemical digestion of food.If the pancreas fails to make, it will inhibit the action of enzymes and affect chemical digestion. Also, might damage the small intestine walls. A hiker is standing 40 feet away from a tree that is 50 feet tall. What is the angle of elevation from the hikers foot to the top of the tree??HELP ME PLEASE ITS URGENT Elvis has asked Bonnie out of a date to a baseball game. Elvis is a friend of Bonnies classmate Ginger and she has met him a few times before. She wants to go to the baseball game but is concerned for her safety.What should Bonnie do before going out to best ensure her safety? Census data show that the human population doubled from 2.65 billion in 1953 to 5.3 billion in 1990. If it continues to double at this rate, the human population could reach 10 billion by the year 2020. Which best explains how this rate of human growth can harm the environment on which humans depend? which of the following would encourage biodiversity in the myakka river basin 50% of a number is 32 what is the number A rectangle has an area of 4x-8x+3 square units. Which of the following could represent the perimeter of the rectangle in terms of x?a. 2x-1b. 2x-3c. 4x-4d. 8x-8e. 10x-8 Today, the population of Canyon Falls is 22{,}50022,50022, comma, 500 and the population of Swift Creek is 15{,}20015,20015, comma, 200. The population of Canyon Falls is decreasing at the rate of 740740740 people each year while the population of Swift Creek is increasing at the rate of 1{,}5001,5001, comma, 500 people each year. Assuming these rates continue into the future, in how many years from today will the population of Swift Creek equal twice the population of Canyon Falls I need help and dont understand, where does each chemical reaction go? A company in California sells a computer program to auto dealers showing that car buyers should finance their purchase rather than paying cash. The program omits the effect of income taxes and misstates the interest earned on savings over the load period. The finance option always provides a net benefit for the cash option. Company employees agree that the program does mislead buyers, but say the company will "provide what (car dealers) want as long as it is not against the law." Is this practice ethical? Is this practice socially responsible?