1. Science

    Based on Kepler's observations about planetary motion, what is the relationship between a planet's orbital velocity and its distance from the sun?(1 point) The greater the distance, the greater the orbital velocity.*** As distance is cut in half, orbital

    asked by macarena on June 7, 2020
  2. Physics

    The radius of the earth's orbit around the sun (assumed to be circular) is 1.50 X 108 km, and the earth travels around this orbit in 365 days. (a) What is the magnitude of the orbital velocity of the earth, in m/s? (b) What is the radial acceleration of

    asked by Edge on December 28, 2015
  3. physics

    A person jumps off a diving board 4.6 m above the water's surface into a deep pool. The person's downward motion stops 1.6 m below the surface of the water. Estimate the average deceleration (magnitude) of the person while under the water.

    asked by Anonymous on January 9, 2012
  4. Physics

    A ball (mass = 250 g) on the end of an ideal string is moving in circular motion as a conical pendulum. The length L of the string is 1.92 m and the angle with the vertical is 37 degrees. A) What is the magnitude of the torque (N m) and direction (from the

    asked by Miki on November 13, 2010
  5. physics

    A person jumps off a diving board 4.3 above the water's surface into a deep pool. The person's downward motion stops 2.1 below the surface of the water.

    asked by ed on September 7, 2011
  6. physics

    For which of the following motions of an object must the acceleration always be zero? I. Any motion in a straight line II. Any free fall motion III. Any motion in a circle it can be more than one :P

    asked by ashley on February 4, 2014
  7. physics

    Two particles A and B are in uniform circular motion about a common center. The acceleration of particle A is 4.7 times that of particle B. Particle B takes 2.4 times as long for a rotation as particle A. Th ratio of the radius of the motion of particle A

    asked by Audrey Petricevich on September 23, 2011
  8. College Physics

    A concept question: Suppose that the centripetal force acting on an object in circular motion were increased to a new value, and the object remained in circular path with the same radius. How would its motion be affected?

    asked by Eric on September 30, 2010
  9. physics

    A clown is rocking on a rocking chair in the dark. His glowing red nose moves back and forth a distance of 0.42m exactly 30 times a minute in a simple harmonic motion. (a) what is the amplitude of this motion? (b) what is the period of this motion? (c)

    asked by Peter on December 12, 2015
  10. physics

    It is reasonable to assume that the bulk modulus of blood is about the same as that of water (2.20 GPa). As one goes deeper and deeper in the ocean, the pressure increases by 1.0*10^4 Pa for every meter below the surface. If a diver goes down 33.0 m (a bit

    asked by Erin on April 13, 2008
  11. physics question

    As denizens of the surface of a spinning planet, we are always in uniform circular motion. Imagine you are in Nairobi (on the Earth's equator) at noon on a Monday. Answer the following questions only considering the rotation of the earth and NOT the

    asked by anonymous on January 15, 2018
  12. Physics

    A bath toy is floating stationary in water such that half of the toy is above water and half of the toy is below the water. A kid pulls the toy 3.9 cm down into the water and then lets go. The toy then proceeds to bob up and down. It bobs up and down 26

    asked by Anonymous on January 10, 2015
  13. penn foster

    Which one of the following statements is true about ocean currents? A. Ocean currents typically follow a clockwise path in the southern hemisphere. B. Ocean currents typically follow a clockwise path in the northern hemisphere. C. Areas where two ocean

    asked by Anonymous on January 5, 2010
  14. Science

    Identify the ways in which a rooftop garden can reduce the heat absorbed, compared to an asphalt roof. Select the three correct answers.(2 points) Unlike asphalt, soil is not black. Soil holds water that would have run off the roof. The soil is heavier

    asked by Nancy Drew on January 31, 2020
  15. physics

    A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The linear speed of a passenger on the rim is constant and equal to 6.00 m/s. A.What is the magnitude of the passenger's acceleration as

    asked by andrea on February 2, 2011
  16. Physics HELP

    1.If a particle moves in a plane so that its position is described by the functions x=A*cos(wT) and y=A*sin(wT), the particle is ( w-angular velocity, T-period) A) moving with constant speed along a circle B) moving with a varying speed along a circle

    asked by Kelly on May 13, 2007
  17. Physics

    A charged particle is projected into a uniform B-field. Its velocity vector is perpendicular to the B-field vector. What type of path will the particle travel? Neglect gravity. Answer straight line motion elliptical motion parabolic motion circular motion

    asked by tom on July 16, 2013
  18. Astronomy

    Retrograde motion describe the A backward motion of the stars relative to Earth B uniform circular motion exhibited by the planets C irregular speeds at which the planet travel. D backward motion of the planets with respect to the stars I think the answer

    asked by B on March 28, 2010
  19. Earth Science

    1. Which provides the most direct source of energy for a hurricane?(1 point) A warm ocean water B heating of the air by the sun C friction with the ground D rising, swirling winds 2. How does upwelling affect the weather of a coastal region?(1 point) A The

    asked by Madi on January 22, 2020
  20. physics

    A circular-motion addict of mass 83.0 kg rides a Ferris wheel around in a vertical circle of radius 11.0 m at a constant speed of 6.10 m/s. (a) What is the period of the motion? What is the magnitude of the normal force on the addict from the seat when

    asked by Prosper on May 1, 2017
  21. Enviro Science

    23. Which of the following does NOT describe an effect of the Industrial Revolution? a. Fossil fuels became more important energy sources b. The amount of land and labor needed to produce food increased c. Artificial substances replaced some animal and

    asked by mysterychicken on April 24, 2012
  22. physics

    A small ball is set in horizontal motion by rolling it with a speed of 3.00 m/s across a room 12.0m long, between two walls. Assume that the collisions made with each wall are perfectly elastic and that the motion is perpendicular to the two walls. (a)Show

    asked by sam on March 15, 2007
  23. physics

    For this problem use the Uniform circular motion mode of the simulation. (a) Given the limits on the sliders in the simulation, what is the maximum possible speed that can be achieved in "Uniform circular motion" mode? .25 m/s For the remaining parts of

    asked by jesse on December 20, 2009
  24. Science

    Which statement describes the relationship among the sun wing and ocean currents A. The sun heats the ocean surface causing water to evaporate producing wind currents B.The sun heats earth unequally cuaing winds that drive ocean surface currents C.The sun

    asked by M on April 1, 2015
  25. Physics

    Explain (wit diagram) how uniform circular motion is an example of an accelerated motion?

    asked by Anupam khatiwara on July 29, 2012
  26. physics help

    A circular-motion addict of mass 70 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 6.5 m/s. (a) What is the period of the motion? s (b) What is the magnitude of the normal force on the addict from the seat when

    asked by john on December 14, 2008
  27. Physics

    The equation of motion for an oscillator in vertical SHM is given by y=(0.60m)sin[(130rad/s)t]. Part A What is the amplitude of this motion? Part B What is the frequency of this motion? Part C What is the period of this motion?

    asked by Becca on December 10, 2013
  28. physics

    One of the conditions for Uniform Circular Motion is that the acceleration be centripetal and directed toward the center of motion. What would the effect be of a non-zero acceleration parallel to the tangential velocity?

    asked by lizbeth on March 3, 2016
  29. physics

    when an object is rotating in a circle and the only force is acting on it is friction how is force of friction vector pointing towards the circle because an object in circular motion is traveling in that direction, it's accelerating towards the center of

    asked by Physics on October 12, 2009
  30. Physical Science 8th Grade

    1. What is the resulting direction of a surface wave? Is it perpendicular, parallel, opposite, or circular? 2. What happens when a mechanical wave travels through a medium? What is transferred - mass, particles, energy, or waves? 3. Which of these waves

    asked by Abby427 on June 19, 2016
  31. Science

    A particle in simple harmonic motion has a period of 0.4s. If the maximum speed attained during the motion is 0.3s, what is the amplitude of the motion?

    asked by Olajumoke on June 9, 2018
  32. Science

    1)Newton's laws of motion are concerned with relationships among a) force, mass and motion b) Displacement, mass and acceleration c) Velocity, fore and acceleration d) mass, acceleration and velocity I feel that thay deal with force, mass and motion which

    asked by hello on January 27, 2010
  33. science

    Which motion causes night and day on Earth? A. the Sun’s motion around its axis B. Earth’s motion around its axis*** C. Earth’s motion around the Sun D. the Moon’s motion around Earth I think the answer is B, but am I correct?

    asked by ¯\_('-')_/¯ on March 20, 2018
  34. Science

    A force of 750 N keeps a 70-kg pilot in circular motion if he is flying a small plane at 35m/s in a circular path.What is the radius of the circular path?

    asked by Ailyn on June 29, 2017
  35. Science

    Which statement about stellar motion is incorrect? A.In general, the closer a star is, the more its proper motion. B.The radical velocity is measured by the Doppler shift. C.The transverse velocity is measured by the proper motion and distance. D.Like

    asked by Liz on October 9, 2006
  36. The Global Ocean

    The phrase circular orbital motion refers to what type of water motion? A. Deep ocean currents B. Tidal flow C. Wave action D. Surface currents my answer is c.

    asked by Prisila on December 12, 2017
  37. Physics

    please check these answers for me When an object is moving with uniform circular motion, the centripetal acceleration of the object a. is circular b. is perpendicular to the plane of motion c. is zero d. is directed toward the center of motion D What is

    asked by teamjakeward on February 15, 2009
  38. Geography (Ms. Sue)

    what role do wind and ocean currents play in climate? My answer: Wind and ocean currents help distribute the sun's heat from one part of the world to another through convention, the transfer of heat in the atmosphere by upward motion of the air.

    asked by Anonymous on September 2, 2013
  39. physics

    A planet orbits its star in a circular orbit (uniform circular motion) of radius 1.62x10^11 m. The orbital period of the planet around its star is 37.0 years. Determine the following quantities for this orbital motion: Angular acceleration , Tangential

    asked by sand on November 15, 2011
  40. physics

    A planet orbits its star in a circular orbit (uniform circular motion) of radius 1.62x10^11 m. The orbital period of the planet around its star is 37.0 years. Determine the following quantities for this orbital motion: Angular acceleration , Tangential

    asked by sand on November 15, 2011
  41. physics

    A planet orbits its star in a circular orbit (uniform circular motion) of radius 1.62x10^11 m. The orbital period of the planet around its star is 37.0 years. Determine the following quantities for this orbital motion: Angular acceleration , Tangential

    asked by sand on November 14, 2011
  42. physics

    A planet orbits its star in a circular orbit (uniform circular motion) of radius 1.62x10^11 m. The orbital period of the planet around its star is 37.0 years. Determine the following quantities for this orbital motion: Angular acceleration , Tangential

    asked by sand on November 13, 2011
  43. physics

    A planet orbits its star in a circular orbit (uniform circular motion) of radius 1.62x10^11 m. The orbital period of the planet around its star is 37.0 years. Determine the following quantities for this orbital motion: Angular acceleration , Tangential

    asked by sand on November 13, 2011
  44. science

    Hey could you check my answer 1. What causes currents to move in circular patterns? A.surface currents B.deep currents C.waves D.coriolis effect ***** i think its D

    asked by Blah on February 10, 2020
  45. physics

    Explain how the motion of the particles in the rope producing transverse wave refers from the motion of the pulse itself

    asked by Keamogetswe on August 22, 2011
  46. Enviro Science

    28. Good experiments have 2 key characteristics; they are a. an experimental group and a confirmed hypothesis b. analysis of the control group and an accurate prediction of the outcome c. conducting the actual experiment and reporting the results d.

    asked by mysterychicken on April 25, 2012
  47. Science

    Describe circular motion. Which of Newton's laws helped you describe circular motion Plz I need help fast, thx!!

    asked by Zach on December 15, 2015
  48. Physics problems

    Hi, everyone who is going to read this, thank you for trying to help me, this really means a lot to me, you are saving my behind! Ok, so here it goes: I was wondering if this information is correct; please tell me if it is not A Ferris wheel is a vertical

    asked by Serena on October 28, 2007
  49. science

    Will you please let me know if you think my Problem and Hypothesis is what my teacher is looking for? This is my first science project and I want to achieve an A. I am testing how heat input can affect the velocity of the ocean currents. PROBLEM: Does an

    asked by Reed on February 6, 2011
  50. physics - uniform circular motion

    Explain why the kinematics equations which describe the motion of the object that has constant acceleration cannot be applied to uniform circular motion.

    asked by Shaila on August 23, 2010
  51. Physics - Uniform circular motion

    What type of acceleration is associated with uniform circular motion?

    asked by Shaila on August 21, 2010
  52. physics uncertenty

    What is the algebraic expression for the uncertainty in the centripetal acceleration σac for uniform circular motion in terms of the uncertainties in the period and the radius of the motion? (Use the following as necessary: σT, σr, ac , T, and r.)

    asked by Johnathon on February 16, 2011
  53. physics

    A circular-motion addict of mass 70 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 6.5 m/s. (a) What is the period of the motion? s (b) What is the magnitude of the normal force on the addict from the seat when

    asked by help on December 14, 2008
  54. Physics

    someone swings a bucket of water in a vertical circle. Describe the water's motion to another person? or How would you? & also how to explain the motion of the water to them? How come the water didn't fall on the persons head?

    asked by Adam on March 15, 2016
  55. science

    The type of heat transfer called convection happens as a result of: a. electromagnetic waves b. the direct contact of particles in a substance c. the actual motion of a fluid in the form of currents d. All of the above I think it's C.

    asked by Red on April 3, 2014
  56. science

    ________ causes deep currents. a) Heavy, salty water sinking in the ocean. b) evaporation of seawater by the sun's rays c) less salty water rising to replace heavy, salty water d)all of the above d

    asked by pam on September 2, 2010
  57. Marine Biology

    Surface currents are created by wind and the Earth's rotation. What creates deep water currents?

    asked by Michelle on May 22, 2012
  58. Physics

    A circular-motion addict of mass 85 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 6.1 m/s. (a) What is the period of the motion? __________s (b) What is the magnitude of the normal force on the addict from the

    asked by Kajal on October 28, 2009
  59. science

    currents move to the deep ocean because of differences in what?

    asked by Anonymous on May 8, 2011
  60. science project

    This is my first science can you tell me if I have my problem and hypothesis correct? The first time I sent it my hypothesis was wrong. PROBLEM: Does an increase in water temperature affect the velocity of ocean currents? HYPOTHESIS: Increases in heat with

    asked by Reed on February 7, 2011
  61. physics

    For circular motion in the vertical plane, what is the centripital acceleration at the bottom of the circle? What is the magnitude of the centripetal acceleration at the top of the trajectory ? express your ans. in terms of g, M and T, where is T is

    asked by ss01 on October 1, 2013
  62. Physics!! Help

    someone swings a bucket of water in a vertical circle. Describe the water's motion to another person? or How would you? & also how to explain the motion of the water to them? How come the water didn't fall on the persons head? A: Centrifugal force causes

    asked by Tina on March 24, 2016
  63. PHYSICS Centrifugal force

    someone swings a bucket of water in a vertical circle. Describe the water's motion to another person? or How would you? & also how to explain the motion of the water to them? How come the water didn't fall on the persons head? A: Centrifugal force causes

    asked by Anonymous on March 23, 2016
  64. science

    Circle the letter of each sentencethat is true about deep currents. a. they can be thought of as a global conveyer belt. b.it takes them about ten years to flow from the pole to the equator and back. c. they transfer heat through the ocean d. they bring

    asked by Elaina on March 1, 2012
  65. oceanography

    i want to make sure i am answering this correctly. 1) the primary source of energy for ocean currents and waves is: the sun 2)as a wave passes in deep water, water parcels move in: almost closed circular orbits 3)which of the following is not a feature of

    asked by student on August 8, 2008
  66. Physics

    A Ferris wheel with radius 14.0m is tuurning about a horizontal axis through its center. The linear speed of a passenger on the rin is constant and equal to 7.00 m/s. Whatare the magnitude and direction of the passengers acclerations as she passes through

    asked by Sarah on June 8, 2009
  67. Motion

    Can sumone explain wot linear motion is? Wot's the opposite of linear motion? THX Linear motion is motion is a constant direction, i.e., along a straight line. The speed may change but the direction may not. Motion that is not linear is called curvilinear.

    asked by Mike on June 25, 2005
  68. Science

    Explain the motion of a baseball and the forces acting upon it as it leaves the pitcher’s hand and travels toward the batter at home plate. Identify the term applied to this type of motion.

    asked by Jenny on January 12, 2015
  69. Physics Please Help

    A spider sits on its web, undergoing simple harmonic motion with amplitude A.What fraction of each cycle does the spider spend at positions with x>0.75A? Hint: Use the analog of uniform circular motion.

    asked by Nikki on October 21, 2010
  70. Physics Please Help

    A spider sits on its web, undergoing simple harmonic motion with amplitude A.What fraction of each cycle does the spider spend at positions with x>0.75A? Hint: Use the analog of uniform circular motion.

    asked by Nikki on October 21, 2010
  71. physics

    A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center as shown in the figure. The linear speed of a passenger on the rim is constant and equal to 7.0 m/s. What are the magnitude and direction of the passenger's

    asked by meera on November 6, 2010
  72. Astronomy

    For an object of mass m in a circular orbit of radius R under the gravitational influence of a center of mass M, find an expression for the total energy, the sum of kinetic and potential energy (with potential energy at infinite distance set to zero), in

    asked by keitanako on December 9, 2013
  73. physics

    The physics of satellite motion around Jupiter. A satellite of mass 2.00 x 104 kg is placed in orbit 6.00 x 105 m above the surface of Jupiter. Please refer to the data table for planetary motion included in this lesson. a) Determine the force of

    asked by aly on April 24, 2011
  74. physics

    A 1.00 kg hollow ball with a radius of 2.2^10^-1 m, filled with air, is released from rest at the bottom of a 1.50 m deep pool of water. How high above the water does the ball shoot upward if the upward force exerted by the fluid on the ball 40 N? Neglect

    asked by Sandhya on October 27, 2008
  75. Physics

    What is the relationship between the radius of revolution and the velocity of an object in uniform circular motion? What is the relationship between the mass and velocity of an object in uniform circular motion? Proportional to Fnet?

    asked by Anonymous on January 8, 2020
  76. Physics

    A pilot is performing vertical loop the loop over the ocean at noon . The plane speeds up as it approaches the bottom of the circular loop and slows as it approaches the top of the loop. An observer in helicopter is watching the shadow of the plane on the

    asked by Yashib on October 24, 2011
  77. math

    as tsunamis travel from the deep ocean to more shallow water, they slow down. at a dept of 1,000 meters they travel at 356 kilometers per hour. this is 400 kilometers per hour slower than their speed in deeper ocean water. how fast do tsunamis travel in

    asked by sarah on November 19, 2009
  78. science8 intergeted

    what is lubricant and orbital motion

    asked by sophie on November 8, 2009
  79. science

    what is orbital motion and lubricant

    asked by sophie on November 8, 2009
  80. Social Studies

    1. Rivers that flow into larger bodies of water are called Tributaries or creeks Tributaries 2.Most of Latin America lies within a climate region called the Dry Zone or Tropical Zone Tropical Zone 3.The weather phenomenon El Nino is caused by Earthquakes

    asked by Jerald on February 7, 2013
  81. Physics

    Why is it that when water is in a bucket and spinning around in a circular motion and then upside down the water in the bucket does not move or spill? Am not sure on what terms to use to explain why this happens

    asked by Angie on November 4, 2009
  82. Technology

    Please tell me if this is correct: 14. Which type of machine has a rotating tool cutting motion and a linear tool feed motion? a. milling machine b. drill press c. wood lathe d. scroll saw A?

    asked by y912f on January 19, 2010
  83. biology

    1.intermediate waters is caused by? 2.deep water currents are important because? 3. water that sinks are? 4.water that rises are?

    asked by anonymous on March 14, 2016
  84. Trigonometry

    At the ocean, it is known that the tide follows a trigonometric path. At high tide, the water comes in to a point 1 meter from where I placed a flag. At low tide, the water comes in to a point 11 meters from the same flag. The time it takes from to get

    asked by Fred on August 15, 2010
  85. Science

    A force of 750N keeps a 70kg pilot in circular motion if he is flying a small plane at 35 m/s in a circular path. What is the radius of the circular path?

    asked by Rishelle Dioneda on June 25, 2019
  86. Physics

    A binary star system consists of two equal mass stars that revolve in circular orbits about their center of mass. The period of the motion, T=29.6 days, and the orbital speed v= 220 km/s of the stars can be measured from telescopic observations. What is

    asked by Casey on July 12, 2011
  87. SCIENCE

    a force of 70N keeps a 70-kg pilot in circular motion if he is flying a small plane at 35 m/s in circular path, what is the radius of the circular path?

    asked by ace ponce on July 5, 2014
  88. science

    Can you recommend a good website for Deep Ocean Currents. I already went to all of the government run sources, like the Oceanic and Naval. Books also if you can think of any. I am working on my science project and it is about the 'Global Conveyer Belt'.

    asked by Reed on March 7, 2011
  89. PHYSICS

    Two equal forces applied to a rotating rod, one very close to the axis and one far from the axis. Which force produces the largest torque? a. the one closest to the axis b. the one furthest from the axis How would you kick a football so that id did not

    asked by anonymous on July 14, 2015
  90. physics

    A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The linear speed of a passenger on the rim is constant and equal to 6.00 m/s. A.What is the magnitude of the passenger's acceleration as

    asked by mely on February 2, 2011
  91. physic

    mars once may have had an ocean 0.50 km deep. the acceleration due to gravity on mars is 0.379g, and we shall assume (unrealistically) the consisted of fresh water. a)what would be the guage pressure(in Pa)at the bottem of this martian ocean? b)what is the

    asked by janae on July 20, 2010
  92. Physics

    If you were in a smooth-riding train with no windows, could you sense the difference between uniform motion and rest? Between accelerated motion and rest? How could you make such a distinction with a bowl filled with water?

    asked by Tiffany on April 30, 2008
  93. chemistry

    trade winds blow from east to west across the pacific ocean. The winds move surface waters westward across the ocean.this causes deeper, colder water to rise to the surface along the coast.this upwelling of deep ocean waters bring with it nutrients that

    asked by michael on January 19, 2012
  94. science

    Explain in terms of temperature and density how convection currents cause Earth's plates to be in slow, constant motion

    asked by HELP on February 19, 2020
  95. science

    Explain in terms of temperature and density how convection currents cause Earth's plates to be in slow, constant motion.

    asked by bamboo on February 18, 2020
  96. text structure

    People have used various methods to measure the depth of the ocean. Long ago sailors lowered a rope over the side of the ship. When the rope touched the bottom,they knew how deep the water was. Today scientists measure the depth of the water with an echo

    asked by priscilla on December 1, 2010
  97. Science

    Can someone tell name 6 effects of ocean currents? Thanks Since this is not my area of expertise, I searched Google under the key words "'ocean currents' effects" to get these possible sources:

    asked by Erica on May 9, 2007
  98. Science

    PLEASE CHECK MY ANSWERS!! I AM SOO FAR BEHIND IN THIS CLASS! 1. Which of the following describes the effect of high altitude on climate? Rain is very rare Flooding is more likely Temperatures are lower

    asked by Kristen on November 21, 2018
  99. Science

    What produces the major ocean currents and how does the world's climate affect these currents? Thank you for your help!

    asked by Anonymous on January 9, 2013
  100. physics

    A newly-discovered plant, "Cosmo", has a mass that is 4 times the mass of the Earth. The radius of the Earth is Re. The gravitational field strength at the surface of Cosmo is equal to that at the surface of the Earth if the radius of Cosmo is equal to...

    asked by Hannah on January 19, 2008