Physical Fitness

  1. Physics
    State the physical quantities one has to measure in order to determine the young's modulus of a wire?
  2. Economics
    The short-run cost function of a firm is as follows: TC = 200 + 5Q + 2Q2 Where TC = Total Cost Q = Physical units of the product of the firm What would be the level of optimum output?
  3. Physical Chemistry
    The Li2+ ion is hydrogenic and has a Lyman series at 740747 cm-1, 877924 cm-1, 925933 cm-1,and beyond. Show that the energy levels are of the form –hcR/n^2 and find the value of R for this ion. Go on and predict the wavenumbers of the two longest wavelength transitions of ...
  4. Maths literacy Geography History Life Science
    I want to do nursing but i dont have physical science and mathematics What can i do to do nursing??
  5. HR
    Which of the following approaches would be most appropriate when gathering information for jobs that are repetitive and involve physical activity? A. A job analyst visits the workplace and asks employees to show what the job entails. B. A job analyst questions the peers about...
  6. world history
    Pope Innocent III called for a Crusade against European heretics (1). These Crusades were against fellow Christians because their interpretation of Christianity did not align with the official doctrines of the Catholic Church (2). Church doctrine forbids physical attacks ...
  7. Physical Science
    An 3000-kh car traveling at 70 m/s takes 8 m to stop under full braking. The same car under similar road conditions, traveling at 140 m/s, takes
  8. vectors
    Upon reaching a speed of 215 km/h on the runway, a jet raises its nose to an angle of 18º with the horizontal and begins to lift off the ground. a. Calculate the horizontal and vertical components of its velocity at this moment. b. What is the physical interpretation of each ...
  9. Psychology
    1. Behavioral therapy began with _______________. (1 point) Ivan Pavlov B.F. Skinner John Watson*** Erik Erikson Read the statement. Choose the correct answer. 2. Watson is most (in)famous for performing experiments on ______________. (1 point) A baby*** a monkey A dog His ...
  10. Physical Science
    Picture a ball traveling at a constant speed around the inside of a circular structure. Is the ball accelerating? Explain your answer. Please help me with this, I know that the ball is accelerating but idk why. Thanks.
  11. Health
    If I had a friend who was thinking about drinking alcohol... What would you say to make sure my friend completely understands the consequences involved? What are the short- and long-term consequences I should warn them about? What are the physical and social consequences?
  12. Social Studies
    what were some of the lasting effects of the Vietnam war?(2 answers) A.Hundreds of thousands of soldiers suffered physical and emotional pain* B.Americans were divided over whether the war was worth fighting* C.American soldiers helped solidify a lasting democratic government ...
  13. physical science
    How much work in N * m is done when a 10.0-N force moves an object 2.5 m? a. 0.25 N*m b. 2.5 N*m c. 25 N*m d. 4.0 N*m please help me thank you so much!!
  14. Physics
    The electron-volt is _____ than the SI unit for the same physical quantity. a. smaller b. greater
  15. Health
    How can tobacco affect the circulatory system? A. Decreases heart rate B. Raises blood pressure C. Softens the arteries D. Causes ulcers How can tobacco affect the body? A. Increases appetite B. Makes teeth whiter C. Slows heart beat D. Causes nausea How can tobacco affect the...
  16. science
    Which option correctly describes scientific rationalism? Natural wonders can be explained by using logical physical explanations. Natural wonders are not worth using scientific principles to test. Natural wonders lie outside the realm of science. Some things, like natural ...
  17. Physics
    Electric potential and electric potential energy are synonyms for the same physical quantity -- the potential energy per unit charge. are synonyms for the same physical quantity -- the potential energy of a given charge. are two different but related physical quantities (...
  18. Physics
    What is the net electric flux within a Gaussian surface is directly related to what physical quantity/quantities? a) the area chosen b) the amount of charge enclosed by the area c) both the amount of charge enclosed by the area and the area chosen
  19. Physical Science
    a vacum tube can be used to change alternating current into direct current increase the strength of a signal turn a current on or off all of the above
  20. history WW2
    What physical features did Pearl Harbor have? Islands, Ocean and a landlocked harbor is there anything else?
  21. Physical science
    Hello! 1.How can the density of a hollow lead ball filled with water be increased? a.Increase the size of the ball and add more water.* b.Remove the water and replace it with air. c.Remove the water and melt the ball into a solid sphere. d.Remove the water and replace it with ...
  22. physics
    A physical pendulum in the form of a thin rod of length 1.04 m is pivoted at point P, a distance x from the pendulum's center of mass. Find the value of x for which the period of the pendulum will be a minimum.
  23. History
    One of the impulses of the constitution of 1845 a physical responsibility Former slaves importance of high taxes increase state debt Why was he Texas her station of 1845 twice as long as the one written before it select only two it decreased a large number of issues with ...
  24. Science
    When an electric current is passed through water during the process of electrolysis two gases are formed. One gas has a boiling point of -183c and the other has a boiling point of -253c has a physical change or a chemical change occurred. Please explain I don't understand
  25. Physical Sci
    An incandescent light bulb produces light when electrons flow through the (1 point) * air. * glass. * filament. * vacuum. 2. Many streets and parking lots are illuminated with (1 point) * laser lights. * tungsten-halogen lights. * sodium-vapor lights. * fluorescent lights. 3. ...
  26. Science
    How Is a compound different from a mixture? it is made of one substance It cannot be made of organic materials It cannot be broken down It cannot be separated by a physical change I don't know  This formula shows the chemical reaction that occurs when the body breaks down ...
  27. science
    can somebody explain to me whats the difference between physical and chemical properties of a substance?
  28. Physical
    A truck moves 60 kilometers east from point A to point B. At point B, it turns back west and stops 15 kilometers away from point A. What are the total distance and total displacement of the truck? A.The total distance is 105 kilometers, and the total displacement is 15 ...
  29. Science until 7 I Need help
    An organisms genotype is It physical appearance It combination of alleles The mutation it inherits The crossing over that occurs during meiosis.
  30. professional ethics in engineering
    Rachel works as a Quality Assurance Engineer at a large electronics company. She is responsible for the final testing of her company’s servers and is part of a team which decides when new products will be shipped to distributors for sale. Rachel’s company has a contract ...
  31. Science
    A chemical or physical change that takes in heat from its surroundings is an exothermic process an explosion ** an endothermic process a phase change
  32. ELA
    Asthma Centers for Disease Control, Asthma, FAQs What Asthma Is 1 Asthma is a disease that affects your lungs. It is the most common long-term disease of children. It causes repeated episodes of wheezing, breathlessness, chest tightness, and nighttime or early morning coughing...
  33. Math 6th Grade
    A deep-sea diver must descend and ascend in short steps to equalize pressure on his body. If the diver rises toward the surface too fast, he may suffer from a physical condition called "the bends". Suppose the diver started at 82 feet below the surface and rose in five steps ...
  34. English
    I need help with this essay and check all the grammar and help me with counterclaim THE BATTLE OF GAME CONSOLE For the past years, the war of the game console giants has been a continued and heated debate. Many claims and supports various kinds of game consoles, however, many ...
  35. SS
    The St. Lawrence Seaway allows ships to move from one water level to another through a system of locks, canals, and dams. The St. Lawrence Seaway is an example of how people have modified the physical environment. What was likely the reason for changing the environment and ...
  36. physical science
    Light whose waves all have the same wavelength, direction, and coincidental peaks is called A) coherent light B) incandescent light C) fluorescent light D) neon light I'm not sure but I think maybe B? Please help me thanks so much.
  37. physical science
    Photons travel outward from a light bulb in A) curved paths B) increasing intensity C) a small, dense area D) all directions Please help I think its A?
  38. Environmental Science
    Generators convert energy physical energy into _____ A. Sound waves B. Electrical energy-- C. Batteries D. Motors
  39. Environmental Science
    Generators convert physical energy into ____ A. sound waves B. Electrical energy -- C. Batteries D. Motors
  40. Chemistry
    Physical Developer (PD) is a set of solutions used to develop latent fingerprints on different porous and nonporous surfaces. It is often used to develop fingerprints on currency. Below are FBI recipes for PD. Solution 1 serves as a cleaning solution before using a mixture of ...
  41. physical
    A car traveling at 28 m/s starts to decelerate steadily. It comes to a complete stop in 13 seconds. What is its acceleration?
  42. science
    When an electric current is passed through water during the process of electro says two gases are formed when gases boiling point of negative one hundred and three degrees Celsius and the other has a boiling point of negative two hundred and fifty degrees Celsius as a physical...
  43. physical science
    Hi, I need to do an experiment in physical science (I'm in connections academy which is online) and I don't have all of the materials to do it. I did the part I have the materials for but I need to hang a ruler or meterstick off the side of a table with 20, 40, and 60 cm ...
  44. Science
    When an electric current is passed through water during the process of electro says two gases are formed when gases boiling point of negative one hundred and three degrees Celsius and the other has a boiling point of negative two hundred and fifty degrees Celsius as a physical...
  45. 9th Grade English
    Hi, I have a research project about this question: "What are the reasons some people feel certain books should be banned?" In my lesson, it said to look for information about the history of banned books. I need 3 websites pertaining to this topic. Also, one of the requirements...
  46. Guidance and discipline
    If children do not develop a competence in fundamental skills of movement they may: A. Never develop fine motor skills B. Lose muscle tone C. Develop poor body image D. Be clumsy in physical actions. Is it C ?
  47. English
    1. We have three PE classes a week. 2. We have three P.E. classes a week. 3. We have three pe classes a week. 4. We have three p.e. classes a week. 5. We have three Physical Education classes a week. 6. We have three physical education classes a week. [Can we use all the ...
  48. Health and Physical education just three questions
    1 The Body's reaction to information is to send these to the brain. A neurons B impulses C dendrites D synapse 2 The part of the brain that controls movements and balance is the A cerebrum B derebellum C brain stem D frontal lobe 3 When diving into water, it is important to ...
  49. physical science
    what is transferred by a force moving an object through a distance? a. force b. mass c. motion* d. energy please check my answer
  50. physical science-asap
    If you perform 10 joules of work lifting a 10-N box from the floor to a shelf how high is the shelf? a. 1 m b. 2 m c. 10 m d. 100 m
  51. 3-D Computer Modeling
    1. In the simplest terms, which of the following is 3-D modeling is all about? A. Computers B. Collaboration C. Creativity D. Shapes 2. Only animate objects can be made into three dimensions. A. True B. False 3. Nothing has revolutionized animation like 3-D modeling. A. True B...
  52. physical science
    What is the kinetic energy of a 2,710 kg car that is traveling at 66.0 km/h?
  53. Health and Physical Education
    1. The passing traits from parents to their children is a biological process called ______. A. Environment B. Gender C. Values D. Heredity **** 2. A ______________ is something a person works hard to accomplish. A. Consequence B. Decision C. Goal **** D. Risk Factor 3. Which ...
  54. Health and Physical Education
    Which of the following activities will best help you develop your ability to advocate for healthy activities? A. Use the DECIDE model to make decisions B. Communicate health advice to your family C. Develop a plan to achieve a long-term goal D. Search the internet for a new ...
  55. physical sciences
    dertimine the magnitudes of the tensions t1 and t2
  56. Physical Science
    Please show each step: If you want to heat 100 kg of water at 20 ° C for your bath, calculate the amount of heat in water. Then demonstrate that this is equivalent to 8360 kilojoules.
  57. Physical Science
    If a step-up transformer has a primary coil with 40 turns, how many turns would be required in the secondary coil in order to increase the voltage from 80 volts to 160 volts?
  58. Physical Science
    A clothes dryer uses about 2 amps of current from a 240 volt line. How much power does it use?
  59. Physical Science
    A camcorder has a power rating of 16 watts. If the output voltage from its battery is 4 volts, what current does it use?
  60. Physical Science
    The law of reflection states that if the angle of incidence is 7 degrees, the angle of reflection is ___ degrees.
  61. Physical Science
    What is the wavelength of an earthquake wave if it has a speed of 8 km/s and a frequency of 8 Hz?
  62. social studies help
    1. Which statement best describes the physical geography of Arabia and Iraq? (1 point) largely hot and dry with pockets of mountains and fertile river valleys tropical, with equal parts rainforest and desert mountainous, with diverse terrain and climate based on altitude ...
  63. History
    Which of the following statements best describes the middle class during the Industrial Revolution?A. The middle class lived in tenements because they faced harsher economic problems. B. The middle class women did not do physical labor and instead they hired maidservants to ...
  64. Geology
    Differences and similarities between a physical geologist and a historical geologist
  65. Health
    1. You are currently in what stage of Erikson's stages of life? A - 1 point - 3 — take initiative B - 1 point - 4 — develop skills C - 1 point - 5 — search for identity D - 1 point - 6 — establish intimacy 2. What type of maturity takes place as your body begins to ...
  66. Science HELP please!!!
    when an electric current is passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183C degree and the other has a boiling point of -253C degree. Has a physical or chemical change occurred? Explain?
  67. Health and Physical Eduacation
    1. True or False: Friends are important because they offer us a sense of belonging, encouragement, and honesty. The Answer is True 2. Which of the following is a good way to deal with negative peer pressure? The Answer is D 3. True or False: Gender roles are less rigid in the ...
  68. Chemistry
    What physical properties, other than specific heat could you use to help you identify the sample(s) used in this experiment?
  69. History
    Which explains the most accurate unforeseen effect of the antiwar protest movement? Many of the organizers and participants of the peace marches later became well-known writers and contemporary philosophers. Peaceful protest marches snarled rush-hour traffic, which impacted ...
  70. Physical science
    Calculate the average velocity of Joe is he was able to travel 40 km south in 2 hours in his car
  71. Science
    Is there anyone that has done the physical science b virtual momentum lab that can help me with it?
  72. Tech
    A cyber community is different than a physical community because _________________. A.people can go to restaurants to meet friends B.real people interact with each other ***** C.people can do research in a library D. people can post a profile with a picture
  73. physical scince
    Imagine two billiard balls on a pool table. Ball A has a mass of 7 kilograms and ball B has a mass of 2 kilograms. The initial velocity of the ball A is 6 meters per second to the right, and the initial velocity of the ball B is 12 meters per second to the left. Compare the ...
  74. help with utahs physical regions
    3. Utah is in earths temperate climate zone because of its (1 point) A. altitude B. elevation*** C. latitude D. longitude I think its B can you guys check it
  75. help with utahs physical regions
    3. Utah is in earths temperate climate zone because of its (1 point) A. altitude B. elevation C. latitude D. longitude
  76. science
    which physical properties are characteristic of metal
  77. History
    What do the grasslands of North America and Africa have in common? Describe their biodiversity and one of the physical processes that shapes their geography. Connexus Quiz please help ASAP Thanks guys
  78. social studies
    what do grass lands of north america and Africa have in common describe their biodiversity and one of the physical processes that shapes their geography
  79. science
    What are the major physical differences between the respiratory system of a human and the respiratory system of a frog?
  80. Grade11 Physical Sciences
    Draw a diagram to show the maximum and minimum resultants.
  81. Physical science b
    The mass of ball A is 10kg and the mass of ball B is 5kg. If the initial velocity is set to 3 meters per sec for each ball, what is the final velocity of ball B if the final velocity of ball A is 2 meters per second? Use the elastic collision equation to find the final ...
  82. physical science
    Please check my answers on this physical science quiz, thanks 1. in which of the following scenarios are action and reaction forces involved? a. when a tennis racket hits a ball b. when you step from a curb c. when you row a boat d. all of the above** 2. the product of an ...
  83. English
    This is all for the poem "To His Coy Mistress" They're all short answers. 1) What is the speaker trying to convince his mistress to do? 2) Why is she being "coy"? 3) Outline the author's argument in the form of a syllogism or a logical argument where the conclusion is inferred...
  84. SCIENCE
    SOME ONE PLEAS HELPPPP MEEE The breaking down or disintegration of substances such as rocks and minerals by physical, chemical, or biological processes is called- * 1 point A Erosion C Climate D Deposition 2. When particles carried by water, ice, or wind are dropped in ...
  85. physical science
    objects in free fall near the surface of earth experience a. constant speed b. constant velocity c. constant acceleration d. constant distance
  86. Health
    1. What is one reason why the percentage of overweight teens has increased over the past 50 years? A. Teenagers spend a lot more time outside. B. Television commercials promote healthy food. C. There is more junk food and fast food available. D. People today have less access ...
  87. Social Studies
    How does physical geography affect the distribution of goods?
  88. Health and Physical Education
    Which statement is true about peer pressure? A: As an adult, you do not have to worry about peer pressure B: If your friend keeps asking you to drink alcohol, that means he really cares about you. C: Many people who drink want to be the only one drinking. D: You never need to ...
  89. Sosial Studies
    Describe the physical geography of the region, including mountain influence on climate and rainfall
  90. physical help
    a student in your class gets picked on by other students. He says its okay because that means the other students like him. This is an example of? select all that apply 1. a coping strategy 2. a defense mechanism 3. a learned emotion 4. a primary emotion 2. You can usually ...
  91. chemistry
    Iodide and diamond crystals both contain covalent bonds and yet the physical properties of their crystals are very different. Their melting points are 387K and 3827K respectively. State this type of structure present in each case and explain why the melting point of diamond is...
  92. Chemistry
    I've been given a table with the following information: Br-Br bonding energy (298 K): 192.807 kJ/mol Br2 vaporization energy: 30.91 kJ/mol boiling point of bromine: 332 K The question reads, "A chemist heats liquid bromine to 335K, and a gas forms. Is the change that occurs a ...
  93. Science
    Which best explains why children often look like their parents? A) Traits, or characteristics, are passed on to offspring from parents. *** B) Before being born, characteristics of offspring are randomly formed. C) Babies begin to look like their parents as their features ...
  94. physical science
    when a physical change in a sample occurs which of the following does not change? a. shape b. temperature c. volume d. composition d?
  95. physical science
    which of the following are pure substances? a. solutions b. compounds c. homogeneous mixtures d. colloids A?
  96. Physical Education help
    What is a disadvantage of selectorized strength machines? They require access to a spotter. They increase risk for joint injury. They are a poor fit for some body types. They are safe only for experienced exercisers. Is it C?
  97. Physical Education HELP
    What are the advantages of exercise bands? (Select all that apply.) They can be used without a spotter. They are inexpensive and portable. They have universal color codes for levels of resistance. They offer consistent resistance throughout workouts. Is it A,B, and C?
  98. Phychology CHECK my answers
    My answers have the star 1. The nervous system is the body’s ______________ network. (1 point) communication*** organization reactive production 2. The central nervous system (CNS) consists of the brain and the ___________. (1 point) heart neural network skeletal system ...
  99. Literature
    I need to write a literature review using the following Research Question: How does one's self attitude/worth play a role in deviant behavior? The following is my outline. I am having two problems. The articles are so complex that I am having difficulty understanding them. ...
  100. character education
    What is an obsession? loss of control due to a focus on less significant circumstances enjoyment of something unusual dependence on a physical substance A? What is a compulsion? an addictive substance a behavior that is given undeserved urgency loss of control due to a desire ...
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