1. math

    The Grand Canyon The time t (in seconds)that it takes for an object to fall a distance of s feet is given by the formula t= radical symbol s/4 In some places, The Grand Canyon is one mile (5,280 feet) deep. How long would it take a stone dropped over the

    asked by jennifer on October 15, 2008
  2. Vacation

    what should I pack to the grand canyon? why is the grand canyon a trip? please answer these are an essay to complete & if I don't pass I cant go to 7th grade thanks

    asked by Priscilla on May 12, 2015
  3. earth science check?

    17. the spectacular exposures of flat-lying sedimentary rocks in the _________ provide evidence of rapid deposits from a great Flood. ADIRONDACKS ALPS GLACIERS X GRAND CANYON grand canyon am i right? Yes. You're right.

    asked by cassii on August 20, 2006
  4. physics

    Hans stands at the rim of the Grand Canyon & yodels down to the the bottom. He hears his yodel echo back from the canyon floor 5.20 seconds later. Assume that the speed of sound in air is 340 m/s. How deep is the canyon?

    asked by Taryn on September 6, 2011
  5. physics

    A 170 kg physics professor has fallen into the Grand Canyon. Luckily, he managed to grab a branch and is now hanging 53 m below the rim. A student (majoring in linguistics and physics) decides to perform a rescue/experiment using a nearby horse. After

    asked by lynn on October 26, 2011
  6. physics

    A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.

    asked by Terry on August 26, 2013
  7. History

    Which of the following actions would a conservation group most likely support? A.Investors wish to build a new dam on the Colorado River. B.Legislators attempt to pass stricter laws about ranching and mining. C.Tourism groups wish to construct new hotels

    asked by Macarena on March 8, 2016
  8. Physics

    A motorcyclist traveling 35.0 m/s realizes suddenly that he is headed straight for the edge of the Grand Canyon 50.0 m away. He immediately begins to brake, decreasing his speed at a rate of 7.00 m/s^2. With what velocity will he fly off into the canyon?

    asked by Andy on September 23, 2014
  9. science

    Hans stands at the rim of the grand canyon and yodels down to the bottom. He hears his yodel echo back from the canyon floor 5.20 seconds later. Assume that the speed of sound in air is 340.0m per second. How deep is the canyon? Hint: Note that the time is

    asked by jay on November 7, 2013
  10. PHYSICS

    Suppose you are hiking down the Grand Canyon. At the top, the temperature early in the morning is a cool 3.36 °C. By late afternoon, the temperature at the bottom of the canyon has warmed to a sweltering 33.1 °C. What is the difference between the higher

    asked by Anonymous on November 17, 2015
  11. math

    The time t (in seconds) that it takes for an object to fall a distance of s feet is given by the formula t = radical symbol s /4 In some places, the Grand Canyon is one mile (5,280 feet) deep. How long would it take a stone dropped over the edge of the

    asked by jennifer on October 16, 2008
  12. math

    The time t (in seconds) that it takes for an object to fall a distance of s feet is given by the formula t = radical symbol s /4 In some places, the Grand Canyon is one mile (5,280 feet) deep. How long would it take a stone dropped over the edge of the

    asked by jennifer on October 15, 2008
  13. calculus

    im not good in math. The Grand Canyon is 1600 meters deep at its deepest point; a rock is dropped from the rim above this point. Express the height of the rock as a function of the time t in seconds. How long will it tale the rock to hit the canyon floor?

    asked by marlyn on December 5, 2009
  14. social studies

    The Grand Canyon is in what region?

    asked by Erick on August 31, 2010
  15. English

    Please check for any errors and correct them for me. Enclosed is the information you requested concerning our float trips down the Colorado River in the Grand Canyon. All departure dates and prices for the various trips are listed in our booklet. At this

    asked by Angie on February 16, 2011
  16. 4th Grade Social Studies

    What landform in Mexico is compared to the Grand Canyon in the U.S.?

    asked by Rosalie on January 7, 2009
  17. Science

    Why is the Grand Canyon a natural physical system

    asked by Chloe on January 9, 2016
  18. history

    what are some of the natural resources found at the grand canyon

    asked by destiny on October 22, 2012
  19. history

    what are some of the natural resources found at the grand canyon?

    asked by destiny on October 21, 2012
  20. language

    I need help with finding 13 mistakes in this paragraph. some parts of the grand canyon have steep rocky slopes There are no trees or plants. Othar parts have short stubby bushes. columns of rock up to a mile (5,280 ft) high reach up from the canyon floor

    asked by deja on October 8, 2008
  21. Cal Word Problem

    Use a(t)= -9.8 meters per secondas the acceleration due to gravity.(Neglect air resistance) The Grand Canyon is 1800 meters deep at its deepest point. A rock is dropped from the rim above this point. Write the height f the rock as a function of the time t

    asked by Sarah on March 30, 2009
  22. English

    Type the prepositional phrase. The Grand Canyon is in Arizona. ______

    asked by george on January 11, 2010
  23. AP Physics B

    Through a pipe of diameter 15.5 cm , water is pumped from the Colorado River up to Grand Canyon Village, on the rim of the canyon. The river is at 564 m elevation and the village is at 2096 m . At what minimum pressure must the water be pumped to arrive at

    asked by Steph on January 23, 2013
  24. Physics

    Suppose you are hiking down the Grand Canyon. At the top, the temperature early in the morning is a cool 1°C. By late afternoon, the temperature at the bottom of the canyon has warmed to a sweltering 37°C. (a) What is the difference between the higher

    asked by Will on April 3, 2008
  25. pigskin geography week 7 day Oct 20

    ascertain which team will lookdown into the grand canyon going to tyheir game. _____________

    asked by mia on October 16, 2013
  26. Geology

    Did tilting of the Grand Canyon Super Group occur after deposition of the Tapeats Sandstone.

    asked by Anonymous on August 2, 2011
  27. Science

    how would a geologist use the principle of superposition to determine the relative ages of the rocks in the Grand Canyon?

    asked by Lou on April 1, 2009
  28. phyd

    How long would it take for a small pebble to fall from the top of the Grand Canyon to its deepest part?

    asked by j on October 11, 2016
  29. Physics

    If you are standing on the edge of a canyon and yell into the canyon, how long will it take the echo to return to you if the opposite canyon wall is 1060.4 m away and the air temperature is 25.2 C?

    asked by Ash on February 28, 2010
  30. math

    If a 54 pound boy falls off the top of the grand canyon which is 5996 feet deep, how many seconds will it take for him to hit the bottom?

    asked by kristy on March 29, 2019
  31. social studies

    Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty

    asked by liz on December 14, 2011
  32. writing

    is there another way to rephrase this sentence in a good way. --- All I ever heard about this Grand Canyon thing was that it is piled up with humongous rocks and composed of fossils. thank you!

    asked by Sara on November 8, 2011
  33. english

    17. In which sentence is the word but used as a preposition? A. John liked baseball but not football. B. We would like to visit the Grand Canyon, but our vacation time is up. C. Children should be seen but not heard. D. None but the brave shall enter in.

    asked by marie on March 21, 2014
  34. physics

    A motorcyclist is trying to leap across a canyon by driving horizontally of the cliff that is 70.0 m high at 38.0 m/s. Ignoring air resistance, use energy conservation to find the speed with which the cycle strikes the ground at a height of 35.0m on the

    asked by Angel on July 14, 2011
  35. science

    A motorcyclist is trying to leap across a canyon by driving horizontally of the cliff that is 70.0m high at 38.0m/s. Ignoring air resistance, use energy conservation to find the speed with which the cycle strikes the ground at a height of 35.0 on the other

    asked by trina on July 26, 2013
  36. Calculus

    the grand canyon is 1600 meters deep at its deeoest point. a rock is dropped fromthe rim above this point. Express the height of the rock as a function T in seconds. how long will it take the rock to hit the canyon floor? H= 1600-1/2t^2 thats what i got as

    asked by Nancy on December 9, 2009
  37. physics

    A daredevil jumps a canyon 10.6 m wide. To do so, he drives a car up a 19° incline. (The daredevil lands on the other side of the canyon at the same elevation as takeoff.) What minimum speed must he achieve to clear the canyon?

    asked by Jonathan on October 21, 2010
  38. physics

    A daredevil jumps a canyon 10.6 m wide. To do so, he drives a car up a 19° incline. (The daredevil lands on the other side of the canyon at the same elevation as takeoff.) What minimum speed must he achieve to clear the canyon?

    asked by Jonathan on October 21, 2010
  39. report

    I'm doing a Point Of Interest report on: *Grand Canyon * NASA NASA is in Houston TX I have NO clue about any one of these!! What do I do??

    asked by lizzy on November 14, 2011
  40. Physics

    A daredevil decides to jump across a 15 m wide canyon on his motorcycle. The opposite side of the canyon is 3 m lower than the side the daredevil starts on. The daredevil drives his motorcycle off the cliff at a speed of 27 m/s. How long does it take the

    asked by Olivia on October 17, 2013
  41. English

    9. In which sentence is the word but used as a preposition? A. We would like to visit the Grand Canyon, but our vacation time is up. B. John liked baseball but not football. C. Children should be seen but not heard. D. None but the brave shall enter in. I

    asked by NANA on May 14, 2013
  42. Science help asap!

    Which do the following is an example of constructive force? A: buildings collapse in an earthquake** B: river erosion within the Grand Canyon’s rock walls C: weathering of a mountin due to rain. D: a volcanic eruption.

    asked by Didy on January 29, 2019
  43. p

    you visit the grand canyon on a particularly hot day and like all good tourists, you yell, Hello! Would you expect to hear the echo sooner or later than on a cooler day? Why? please show all work Thank you

    asked by silly on May 2, 2011
  44. American Constutional Law

    Which right is NOT explicitly mentioned in the Bill of Rights? A. Right to privacy B. Right to bear arms C. Right to due process D. Right to grand jury indictment in capital cases I am confused on this one. They are all mentioned, but it says "right to

    asked by Pat on August 31, 2014
  45. physics

    Through a pipe of diameter 16cm, water is pumped from the Colorado River up to Grand Canyon Village, on the rim of the canyon. The river is at 564m elevation and the village is at 2096m elevation. a) At what minimum pressure must the water be pumped to

    asked by sam on December 29, 2010
  46. math

    228 have registered for a sightseeing at the grand canyon. if a tour director can take 35 people on each tour,how many tour directors will be needed to accomadate everyone?

    asked by rebeca on October 2, 2007
  47. Intermedia Algebra

    to find the distance across a canyon, a surveyor inserts poles a two places o the same side of the canyon as indicated below. using the surveyors measurements given below find the distance across the canyon. 625 and 300

    asked by meri on December 19, 2014
  48. Physics need help now

    A daredevil is dead set on jumping the Grand Canyon at its narrowest point (180 meters across). He has set up a ramp at 25 degrees and the ramp's release point is 20 meters above the rim of the canyon. He claims that his bike will be going 40m/s by the

    asked by Marty on September 22, 2013
  49. physics

    A daredevil is dead set on jumping the Grand Canyon at its narrowest point (180 meters across). He has set up a ramp at 25 degrees and the ramp's release point is 20 meters above the rim of the canyon. He claims that his bike will be going 40m/s by the

    asked by Marty on September 22, 2013
  50. Geography

    which of the following is an example of a physical feature on earths surface? a) Golden Gate Bridge b) Grand Canyon c) San Diego Zoo d) Sea World Physical features are not man-made. What do you think the answer is?

    asked by feroz on March 15, 2007
  51. Quadratic Functions Applications

    1. The distance, d(t), fallen by a free-falling body is represented by d(t)+vt-0.5gt^2, where v is initial velocity and g is acceleration due to gravity. The acceleration due to gravity is 9.8 m/s^2. If a rock is thrown downward with an initial velocity of

    asked by cierra on November 15, 2015
  52. Biology

    A large number of deer once lived on the Kalibab Plateau north of the Grand Canyon in Arizona, USA. In 1907 their predators, wolves, coyotes and pumas, were killed to protect the deer. What do you think happened after this?

    asked by Stoof on June 28, 2015
  53. math 117

    1. Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the File menu. Click the white space below each question to maintain proper

    asked by Anonymous on October 9, 2011
  54. math

    228 people have registered for a sightseeing at the grand canyon. if a toutr director can take 35 people on each tour how many tour directors will be needed to accomadate everyone?

    asked by rebeca on October 2, 2007
  55. Language Arts - Grammar - please check answers

    1. Michelle Kwan has become an inspiration to us all. 2. Is Sara the runner in the blue T-shirt? 3. I could have been a contender. 4. The winner of the spelling bee was Tracy. 5. The next speaker will be Mr. Gonzales. 6. Who was the fourteenth president of

    asked by Charlotte on April 15, 2014
  56. math

    a group of hikers begin their expedition at the grand canyon at an elevation of 56 feet below sea level at 5:00 am .if they climb 14 vertical feet up each hour until 10:00 am ,what is their new elevation ?

    asked by LESLIE on July 10, 2013
  57. Science

    You are to choose four landforms for your research. As you complete the research on your chosen landforms, be sure to gather these details: the landform's locations the process/processes that formed the landform facts about the landform ways in

    asked by Help please!!!! on May 17, 2017
  58. H. Physics 11th grade

    while flying over the grand canyon, the pilot slows the plane down to one-half the velocity in item 3. If the wind's velocity is still 75 km/h toward the southeast, what will the plane's new resultant velocity be?

    asked by Abby on September 29, 2010
  59. Physics

    You stick your arm over the edge of the Grand Canyon, and throw a ball vertically upwards with a velocity of 15 m/s. Compared to the heighht that you throw the ball, what height is the ball after 6 seconds?

    asked by Tomtom on October 16, 2011
  60. Physics

    A baby whale gets lost from his mother while swimming through a large underwater canyon. Frantically the baby whale yells for his mommy. 1.5 seconds later, the whale hears his yell's ECHO from the canyon wall. How far is it to the canyon wall? The speed of

    asked by Help please on April 3, 2014
  61. English

    In which sentence is the word but used as a preposition? A. Children should be seen but not heard. B. John liked baseball but not football. C. We would like to visit the Grand Canyon, but our vacation time is up. D. None but the brave shall enter in. I

    asked by Cassie on October 25, 2013
  62. English

    Type the prepositional phrase in the box. The Grand Canyon is in Arizona. i put (in) an i got it wroung and then i put (the) and got that wroung THEN i put (is in)

    asked by nicky on March 8, 2010
  63. physics

    you are standing in a canyon. you shout and hear an echo 2 seconds later. what can you tell me about the width of the canyon?

    asked by Regina on February 26, 2012
  64. Intermediate Algebra

    To find the distance across a canyon, a surveyor inserts poles at two places on the same side of the canyon as indicated below. using the surveyor's measurements given below, find the distance across the canyon. (the answer can be in simplified radical

    asked by Anonymous please help on December 16, 2012
  65. phsycs

    A person shouts in a canyon. 3 s later they hear the echo. How far away is the canyon wall from which the sound wave was reflected? how do i do this problem?

    asked by Adam on July 19, 2012
  66. Physics

    A hiker in a canyon calls out “Hello” and hears his echo 2 s later. How far away are the canyon walls?

    asked by Faoruk on April 14, 2018
  67. maeh

    228 people have registered for a sightseeing tour of the Grand Canyon . If a tour director can take 35 people on each tour, how many tour directors will be needed to accomodate everyone?

    asked by Anonymous on January 11, 2010
  68. physics

    Karen shouts across a canyon and hears an echo 3.1 s later. How wide is the canyon? The speed of sound is 343 m/s. Answer in units of m

    asked by Lilli on September 5, 2011
  69. physics

    If you shout across a canyon and hear an echo 3.6 s later, how wide is the canyon?

    asked by paige on April 27, 2010
  70. physics

    If you shout across a canyon and hear the echo 0.42 s later, how wide is the canyon?

    asked by max on March 28, 2012
  71. Physic

    If you shout across a canyon and hear the echo 0.57 s later, how wide is the canyon?

    asked by Lua on May 3, 2010
  72. Physics

    A daredevil decides to jump a canyon of width 10 m. To do so, he drives a motorcycle up an incline sloped at an angle of 15 degrees. What minimum speed must he have in order to clear the canyon?

    asked by Susan on January 10, 2012
  73. Physics

    A daredevil decides to jump a canyon of width 10 m. To do so, he drives a motorcycle up an incline sloped at an angle of 15 degrees. What minimum speed must he have in order to clear the canyon?

    asked by nam maurer on November 22, 2011
  74. Physics- displacement, velocity, etc.

    25. Maria is standing at the edge of a cliff that is 10 m high over a canyon. She throws a rock upward off the side of the cliff. Right before the rock reaches the canyon floor, it has a speed of 25 m/s. a) What was the rock’s total displacement? 10

    asked by MM on September 29, 2016
  75. 6th grade

    The empire state building is 381 meters tall. The grand canyon is 76 empire state building laid end to end at its widest point. Write and solve an equation. division

    asked by danielle on September 24, 2008
  76. physics

    A daredevil decides to jump a canyon of width 12 m. To do so, he drives a motorcycle up an incline sloped at an angle of 14.2◦. The acceleration of gravity is 9.8 m/s2 . What minimum speed must he have in order to clear the canyon? Answer in units of

    asked by rebecca on January 8, 2015
  77. physics

    A daredevil decides to jump a canyon of width 8.4 m. To do so, he drives a motorcycle up an incline sloped at an angle of 12.6 ◦ . The acceleration of gravity is 9.8 m/s 2 . What minimum speed must he have in order to clear the canyon? Answer in units of

    asked by Anonymous on November 19, 2012
  78. Physics

    A daredevil decides to jump a canyon of width 6.5 m. To do so, he drives a motorcycle up an incline sloped at an angle of 9.45◦. The acceleration of gravity is 9.8 m/s2 . What minimum speed must he have in or- der to clear the canyon? Answer in units of

    asked by Kirbi on June 20, 2014
  79. Physics

    A daredevil decides to jump a canyon of width 4.22 m. To do so, he drives a motorcycle up an incline sloped at an angle of 12.4◦. The acceleration of gravity is 9.8 m/s. What minimum speed must he have in order to clear the canyon? Answer in units of

    asked by Peyton on September 15, 2016
  80. physics

    A daredevil decides to jump a canyon. It's walls are equally high and 13 m apart. He takes off by driving a motorcycle up a short ramp sloped at an angle of 18°. What minimum speed must he have in order to clear the canyon?

    asked by Anonymous on October 4, 2012
  81. Social Studies (Ms. Sue)

    What were Roosevelt's achievements in the field of conservation? My answer: Roosevelt preserved more than 200 million acres of public lands. He established the nation's first wildlife refuge at Pelican, Florida. He doubled the number of national parks in

    asked by Anonymous on June 3, 2013
  82. HELP!!! Math

    You visit the Grand Canyon and drop a penny off the edge of a cliff. The distance the penny will fall is 16 feet the first second, 48 feet the next second, 80 feet the third second, and so on in an arithmetic sequence. What is the total distance the object

    asked by Jnr John on April 16, 2013
  83. physics

    A motorcycle stunt rider must jump a 100m wide canyon given a 20° ramp positioned on either side. What minimum speed is required so the rider will clear the canyon?

    asked by erin on October 17, 2010
  84. physics

    A stone is dropped into a deep canyon and is heard to strike the bottom 15s after release. How deep is the canyon? The speed of sound waves in air is 343 m/s and the acceleration of gravity is 9.8m/s^2. Answer in units of m.

    asked by Anonymous on April 15, 2010
  85. Calculus

    Some cowboys plan to build a rectangular corral in a canyon. They have 500 feet of fencing to use for three sides of the rectangle (the canyon wall is used for the 4th side). a) What is the maximum area that they can fence in? b) What are the dimensions of

    asked by Athena on October 8, 2014
  86. math

    the rim of a canyon is at an altitude of 45m. On a hike down into the canyon, a party of hikers stop for a rest 160m below the rim. They descend another 71m. What is their new altitude?

    asked by paula jones on July 5, 2012
  87. before 1900 arts

    1. David’s Napoleon Crossing the Saint-Bernard treated contemporary history as : a. a documentary b. Grand Manner c. Grand Salon d. neutral i believe it is grand salon, as after this painting most were rejected due to standards. 2. Francisco Goya was a

    asked by kayla on February 5, 2009
  88. computers

    i am processing in word. which type of format would you not use. a doc b jpg c txt d rtf What format would you use with a photo of the grand canyon on windows xp? how do you input into your computer? a gif b bmp c jpg d pict how can you input a picture

    asked by shona on October 3, 2008
  89. science

    Trisha poured some water over a pile of sand. Some of the sand washed away. This process is similar to which of the following? a.the eruption of volcano. b.the erosion of the walls of a canyon. c.the uplifting of mountain ranges. c.the forming of dunes or

    asked by ezekiel on November 28, 2013
  90. French-Sra

    Thanks Sra for helping me with my post yesterday. I also think that question is asking me to only compare the price differences. I have done that below. The baskets rouges in the Grand magasin are much lower in price than the baskets noires in the

    asked by Anna on December 29, 2009
  91. physics

    A Hollywood Daredevil plans to jump a canyon on a motorcycle. There is a 15 m drop and the horizontal distance originally planned was 60 m but it turns out the canyon is really 69.6 m across. If he desires a a 3.2 second flight time I've figured out the

    asked by Andy on September 12, 2009
  92. physics

    In a steam radiator, steam at 110°C condenses and the liquid water formed is cooled to 80°C. How much heat per gram of liquid formed, is released in this process?

    asked by dawn on March 14, 2011
  93. Quick physics help

    you are in a canyon and yell across. it takes 4 seconds it takes 4 seconds for the echo to come back how wide is the canyon?

    asked by Anonymous on May 16, 2016
  94. calculus

    Use a(t) = −9.8 meters per second per second as the acceleration due to gravity. (Neglect air resistance.) A canyon is 2300 meters deep at its deepest point. A rock is dropped from the rim above this point. Write the height of the rock as a function of

    asked by Sam on April 7, 2016
  95. Intro to Criminal Justice

    Since grand juries are either investigating or accusing bodies and do not determine guilt or innocence: a. they are of little value to contemporary criminal procedure. b. they foster prejudice and corruption. c. most prosecutors bypass them. d. many of the

    asked by Erica Chaviano on July 7, 2013
  96. American Government

    4. What type of court proceeding is being described in this excerpt from the textbook? The judge instructs the jurors to find a true bill of indictment against any and all persons whom the prosecuting attorney brings to their attention and whom they think

    asked by Lord Please Help me on November 29, 2017
  97. French

    Could you please check this sentence? J'habite à Paris avec ma grand-mère, mère et mon grand-père.

    asked by Anonymous on November 10, 2014
  98. algebra

    Tom decided to join Platinum Gym because of its new equipment. At the grand opening, the manager announced that 124 people had signed up for gym membership. As part of the grand opening event, the manager waived the registration fee for 50 random people.

    asked by David on September 7, 2018
  99. astronomy/physics

    If the Solar System had formed right after the Big Bang, it would have lacked oxygen (O), and therefore water (H2O). Using the solar nebula theory, describe what would have been most different about the planet formation process and the planets formed in

    asked by dale on November 13, 2014
  100. Physics

    Please help me! 1) Karen shouts across a canyon and hears an echo 5.7 s later. How wide is the canyon? The speed of sound is 343 m/s. Answer in units of m. 2) The distance between two consecutive nodes of a standing wave is 16.8 cm. The hand generating the

    asked by Mikayla on February 15, 2017