Browse questions and clear answers across school subjects and test-preparation topics.
A train leaves the station at time t = 0. Traveling at a constant speed, the train travels 420 kilometers in 3 hours. Answer parts a and b. a. Write a function that relates the distance traveled d to the time t. The function that relates…
Read more →Do the ordered pairs plotted in the graph represent a function? Explain your answer. The graph _____ a function because _____ corresponds _____ one _____.
Read more →The selection can be identified as a short story because it — A spotlights the supporting characters B has several major plots C has a main character D focuses on a single subject The description of Ted enjoying his mother’s food in…
Read more →The selection can be identified as a short story because it — A spotlights the supporting characters B has several major plots C has a main character D focuses on a single subject The description of Ted enjoying his mother’s food in…
Read more →Neil Judd of the Smithsonian Institution compared Pueblo Bonito to A a religious center. B an emerging metropolis. C a town square. D an apartment house.
Read more →Infer why Salva doesn’t like being called an orphan? 1. Salva was a child who might tire easily and slow them down. 2. The woman gave Salva some peanuts. 3. The pond was drying up because winter and the dry season were coming. 4. The…
Read more →Put these developments in the excavation of Chaco Canyon in the order in which they occurred. Neil Judd and college students were joined by Navajo and Zuni workers on a five-year dig in Chaco Canyon. U.S. Army surveyors explored Chaco…
Read more →Richard Wetherill’s archaeological dig at Chaco Canyon most directly served as a catalyst for which of the following events? A. Theodore Roosevelt passed the Preservation of American Antiquities Act. B. Edgar Lee Hewitt established a…
Read more →Which of the following Native American groups is believed to be descendants of the people who lived in Chaco Canyon? A) Pueblo B) Navajo C) Lakota D) Ute
Read more →Is the relation that is represented by the given arrow diagram a function? Explain. The relation _____ a function because _____ is assigned.
Read more →What error did Bobby most likely make? A. Bobby drew a partially correct arrow diagram. He forgot to plot two of the ordered pairs that show the relation is a function. B. Bobby drew the incorrect arrow diagram. The correct arrow diagram…
Read more →Graph the system of equations, and determine the solution. y = -1/6 x + 3 y = -5/6 x + 1 Use the graphing tool to graph the system. Click to enlarge graph
Read more →Complete the slope-intercept form of the linear equation that represents the relationship in the table. y = ___ x + ___
Read more →How do these two excerpts work together? A They both demonstrate why slave owners were not overly concerned with slaves practicing capoeira. B They both illustrate methods that slave owners used to keep slaves from organizing and fighting…
Read more →Drag and drop the labels to complete the graphic organizer showing the input and output of photosynthesis. Gas that you breathe out Gas that you breathe in Primary source of all energy carbon dioxide oxygen photosynthesis sunlight water…
Read more →What is the primary reason organisms undergo cellular respiration? to create energy from the sun to get rid of wastes to convert food to useable energy to supply plants with carbon dioxide
Read more →What does the y-intercept represent? The y-intercept represents that the hiker’s elevation when he Choose… hiking was Choose… ground level.
Read more →Select the materials that the leaf uses for photosynthesis. – oxygen – sunlight – water – carbon dioxide – sugar
Read more →What is the slope of the line that passes through (–1, 7) and (3, –4)? 11/4 –4/11 3/2 2/3
Read more →How do these two excerpts compare to or contrast with each other? A) Both explain what altitude sickness is and how to avoid becoming ill. B) The first describes the places Everest visited when he was a baby. The second describes the…
Read more →In this excerpt, both avalanches and crevasses can best be described as A) natural events that are risks when climbing a very tall mountain. B) forms of a deadly altitude sickness. C) types of mountain climbing ropes. D) pieces of…
Read more →Which is a graph of y = 3x – 1? A. B. C. D.
Read more →In which situation is the distance traveled proportional to time? An airplane landing A person running on a treadmill at 3 mph for 6 minutes A soccer ball you kick across a field A 3-minute ride on a roller coaster
Read more →What is the value of n in the equation 2.3 × 10^9 = (1 × 10^3)(2.3 × 10^n)? A) 5 B) 6 C) 7 D) 8
Read more →Everest’s mother did not want him to climb because she believed mountain climbing was too A) tiring. B) dangerous. C) expensive. D) cold.
Read more →What is this rhythm? (Rotate device to landscape for better visualization) A) Normal sinus rhythm B) Atrial fibrillation C) Ventricular tachycardia D) Supraventricular tachycardia
Read more →How does the truth that Madame Forestier’s original diamond necklace was a fake affect the selection? A) It suggests that all of Madame Forestier’s jewels are fakes. B) It suggests that Mathilde was working for a noble cause. C) It…
Read more →The converse of the Pythagorean theorem says that if the side lengths of a triangle satisfy the equation a² + b² = c², then the triangle is a right triangle. Which triangle is a right triangle? 15, 8, 17 15, 16, 17 15, 8, 9
Read more →Drag a description next to the matching model to complete this proof of the Pythagorean theorem. Show that a square with area c² can be transformed into two squares with areas a² and b². Moving two of the triangles changes the figure’s…
Read more →Use the drop-down menus to complete the statements about the triangle shown. The legs of the triangle are labeled __________. The hypotenuse of the triangle is labeled __________.
Read more →Drag a graph to each category based on the slope of the graph. Slope is greater than 1 Slope is between 0 and 1 Slope is less than 0
Read more →Study the box plot shown. Then enter numbers for each of the values below. Median: 1st Quartile: 3rd Quartile: Minimum Value:
Read more →You keep track of the temperatures for two weeks and make a five-number summary of your data. Which box plot shows the data? 68 72 76 80 84 88 68 72 79 86 88 64 68 72 76 80 88 68 72 76 86 88
Read more →Which of the following statements most accurately describes the author’s use of tone in this selection? A The author describes a poignant story in a suspenseful tone to elicit an emotional response from the reader. B The author describes…
Read more →Which of the following statements most accurately describes the author’s use of tone in this selection? A The author describes a poignant story in a suspenseful tone to elicit an emotional response from the reader. B The author describes…
Read more →The box plots shown represent two data sets. Use the box plots to compare the data sets. Drag each value to show if it is the same for both data sets, different for each data set, or if there is not enough information to tell. Median IQR…
Read more →Read this excerpt. This excerpt is an example of A) a part of the Pali Canon from Theravada Buddhism. B) a koan from Zen Buddhism. C) a mandala from Tibetan Buddhism. D) a tantra from Vajrayana Buddhism.
Read more →This story explores themes around power, and how it can shift unexpectedly. How does the resolution develop this theme? Use evidence from the text to support your answer.
Read more →How many solutions does the system of equations have? The system has Choose…
Read more →Use the coordinates of the plotted points to complete the calculation below. Pay attention to negative signs. From A to B, the change in y is . From A to B, the change in x is .
Read more →Consider the system of equations. y = -2x + 1 y = 3x – 4 Determine the correct graph of the system. Then, determine the correct solution. (-1,1) (1,-1) (-1,-1) (1,1)
Read more →Which detail from the text demonstrates the popularity of Christmas tree lights? A. “Johnson turned his stunt into a tradition; he also pioneered the practice of doing more each year: An 1884 New York Times article counted 120 bulbs on…
Read more →“I wanted to show respect, but I also wanted to be myself,” Steltzner writes in his new book, “The Right Kind of Crazy.” To complement his dark pompadour, he went with a 1950s blazer, a loud belt buckle, and cowboy boots.
Read more →What is the slope of the line that passes through point (3, 2) and point (6, 11)? slope = -1/3 slope = -3 slope = 3 slope = 1/3
Read more →This author most likely wrote this text to A compare Eisenhower to commanders leading the armies in other countries during the war. B inform the reader about why Eisenhower was an important individual during World War II. C argue that…
Read more →Read this excerpt from the end of this text. The point of view changes here to show the author is A offering an opinion about the topic. B sharing a personal experience about the topic. C giving instructions directly to the reader. D…
Read more →Put these events in order to show the education and career of “bugman” Mark Berman. He worked with zoologist John Stimson to research the rare white monarch butterfly. He studied science education and mosquitoes in graduate school. He…
Read more →Louisa May Alcott decided to return home. Why? A She was offered a better nursing job. B She did not like the other nurses. C She had earned enough money. D She became severely ill.
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