# CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration

28,571 questions
1. ## physics

CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8

asked by Anonymous on January 29, 2015
2. ## physics

CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8

asked by Anonymous on January 29, 2015
3. ## Statistics

2 samples were collected to determine whether there was a difference between two weight loss methods targeting men. The average weight loss method is provided for the 2 samples along with the respective standard deviations. Is the second method - with an

asked by kristen on February 27, 2007
4. ## maths

Data were collected on the differences in weight gains of 12 people one month after they stopped smoking, compared with their weight at the time when they stopped smoking. The data are given in Table 2. A positive quantity corresponds to a gain in weight,

asked by mary on March 30, 2016
5. ## Stats

2 samples were collected to determine whether there was a difference between two weight loss methods targeting men. The average weight loss method is provided for the 2 samples along with the respective standard deviations. Is the second method - with an

asked by Jason L on February 23, 2007

I just need some direction to get started please.... Some family friends have asked you to plan a rafting expedition. A rafting has given you specific details on how much weight a raft can hold. A raft can safely carry the weight of 24 babies. The weight

asked by Shane on February 3, 2009
7. ## Physics

a 1.0 N-weight is hanging at rest as shown. In each case, write in the magnitude of the unknown force. a) chain with a weight of 2.5 N has a 1.0 N hanging weight b) chain with a weight of .5 N has a 1.0 N hanging weight c) stretched elastic band with

asked by Brandon on March 11, 2012
8. ## college physics

a 1.0 N-weight is hanging at rest as shown. In each case, write in the magnitude of the unknown force. a) chain with a weight of 2.5 N has a 1.0 N hanging weight b) chain with a weight of .5 N has a 1.0 N hanging weight c) stretched elastic band with

asked by Amber on March 8, 2012
9. ## Critical Thinking

Consider the following conductive argument: P1. Critical thinking teaches the fundamentals of good reasoning. P2. Critical thinking helps people learn how to detect bad reasoning in the arguments they hear and read. P3. Critical thinking principles

asked by Jay on December 6, 2015
10. ## Stats

A sample of 27 blue M&Ms has a mean weight of 0.8560 grams. Assume that is known to be 0.0565 g. Consider a hypothesis test that uses a 0.05 significance level to test the claim that the mean weight of all M&Ms is equal to 0.8535 grams (the weight

asked by Jennifer on April 24, 2009
11. ## physics

A cake of soap placed in a bathtub of water sinks. The buoyant force on the soap is: a- Zero b- Less than its weight c- Equal to its weight d- More than its weight I believe is D for if the cake of soap sinks, it means that the specific gravity is more

asked by DMITRIC on April 17, 2011
12. ## PHYSICS thankyou in advance...

A cake of soap placed in a bathtub of water sinks. The buoyant force on the soap is: a- Zero b- Less than its weight c- Equal to its weight d- More than its weight I believe is D for if the cake of soap sinks, it means that the specific gravity is more

asked by DMITRIC on April 16, 2011
13. ## physics

A patient is getting his elbow rehabilitated. He is told to lay his elbow flat on a table and lift a a 3.5kg weight by bending his elbow( he's raising his forearm itself and the weight). The weight is 30cm from his elbow. After telling his therapist that

asked by Riley on July 14, 2017
14. ## critical thinking

Consider the following: You have learned to think and write critically, assess argument credibility, recognize rhetorical devices, categorize fallacies, analyze arguments, and assess argument validity. In this critical thinking quiz, you have the

asked by sugar on November 26, 2008
15. ## Math

The birth weight of full-term babies was found to follow a normal distribution with a mean of 3500grams, and standard deviation of 600grams. A) What is probability that the birth weight is less than 3000 grams. = P(X4000) Correct? C) birth weight between

asked by Brandy on November 5, 2015
16. ## physics

There is a weight on a table, connected by a cord to another weight hanging over a pulley, as shown in the diagram below. The coefficient of kinetic friction for the weight on the table is 0:25. How fast does the hanging weight accelerate? Top weight is 12

asked by bill on March 3, 2011

Ninja usually weighs 80 kg. He ate 5 kg of cookies over the Holiday Break: a. What is his weight? and B. How can ninja use physics to lose weight?

asked by Anonymous on January 9, 2011
18. ## physics

A 20-lb weight is hung on an 18-in. spring stretching it 6 in. The weight is pulled down 5 in. and 5 lb are added to the weight. If the weight is now released with a downward velocity of y0 in./sec, find the position of mass relative to the equilibrium in

asked by Viet on November 27, 2010
19. ## physics

An athlete at the gym holds a 4.33 kg steel ball in his hand. His arm is 75.0 cm long and has a mass of 5.28 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Responses Physics -

asked by Samuel on October 13, 2008
20. ## Strategy

How are the tactical plan and the goals related to long-term objectives (LTO) and Critical Success Factors in your experience? IDK How can you be successful in reaching goals, if you don't define what your goals are and develop specific methods for

asked by Ms Brown on March 1, 2007
21. ## fluid mechanics

a prismatic abject 8 thick by 8 wide by 16 long is weighed in water at a depth of 200 and found to weight 11Ib. what is its weight in air and its specific gravity?

asked by bryar on April 11, 2017
22. ## Statistics

A manufacturer makes ball bearings that are supposed to have a mean weight of 30g. A retailer suspects that the mean weight is actually less than 30 g. The mean weight for a random sample of 16 ball bearings is 28.8 g with a standard deviation of 3.9 g At

asked by Leslie667 on April 22, 2015
23. ## Physics

High-heeled shoes can cause tremendous pressure to be applied to the floor. Suppose the radius of a heel is 6.00 10-3 m. At times during a normal walking motion, nearly the entire body weight acts perpendicular to the surface of such a heel. Find the

asked by Mary on April 8, 2007
24. ## Chemistry

I am trying to show that the combined weight of the reactants is equal to the combined weight of the reaction. When I placed CaCl2 into Na2 CO3 I didn't lose any weight. When I added Sulfuric Acid, I could not recork due to safety, therefore I lost Carbon

asked by Audra on November 1, 2009
25. ## Fluid Mechanics

A cone with base radius of 5 cm and height of 20 cm is filled with oil with specific gravity of 0.85. Determine the dimension of cubic steel which its weight is equivalent to the oil weight. Steel Specific Gravity is 7.1

asked by Lara on September 21, 2014
26. ## Biomechanics

An 88.9 kg weight lifter is required to perform a snatch movement for their final lift in a weight lifting competition. The standard weight lifting bar is 20 kg and the load attached to the bar was in the form of 6 x 20 kg weight discs, 2 x 10 kg weight

asked by Chleo on May 7, 2012
27. ## Math (PreCalculus)

A spring with a weight attached is oscillating. The weight (which is attached at the bottom of the spring) is 5 feet from a 10-foot ceiling when it’s at rest. The motion of the weight can be described by the equation: y=3sin(pi*t - pi/2) , where y is the

asked by Steve on December 25, 2014
28. ## Physics Urgent

A 3.2 kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling. The elastic potential energy of this spring/mass sytem is 2.2 J. What is the elastic potential energy of the system when the 3.2 kg block is replaced by

asked by Papito on April 24, 2007

The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold

asked by Mary on April 9, 2007
30. ## Algebra

If a researcher wanted to know the mean weight (the mean is the sum of all the measurements divided by the number of measurements) of women in the U.S., the weight of every woman would have to be measured and then the mean weight calculated, an impossible

asked by Kim on September 29, 2014
31. ## science

The mean weight of 500 male students at a certain college is 151 pounds (lb), and the standard deviation is 15 lb. Assuming that the weights are normally distributed, find the probability of students weight (a) between 121 and 155 lb (b) more than 185 lb.

32. ## Math

A glass is filled with water and the total weight is 220g. If the glass is halffilled with water, the total weight is 120g. What is the net weight of the glass? There may be a logic way of doing it but the following is the longer "math" way. G = weight of

asked by Anonymous on March 31, 2007
33. ## Physics

A uniform rod of weight 5N and lenght 1m is pivoted at a point of 20 cm from one of its ends. A weight is hung from the other end so that te rod balances horizontally. What is the value of the weight? How do I find it if I don't know the weight at the

asked by Kiwiwi on February 8, 2015
34. ## physics

There is a weight on a table, connected by a cord to another weight hanging over a pulley, as shown in the diagram below. The coefficient of kinetic friction for the weight on the table is 0:25. How fast does the hanging weight accelerate?

asked by bill on March 3, 2011
35. ## Physiology

If a man’s ideal weight is 165 lbs. and he weighs 185 lbs., how many pounds above his ideal weight is he? What percent above his ideal weight is he? ______________lbs. above ideal weight ______________% above ideal weight

asked by Ivy on February 9, 2011
36. ## Science

Definition of Critical Thinking The first reading contained the following definition of critical thinking: According to the article, Critical Thinking as Defined by the National Council for Excellence in Critical Thinking, Critical thinking is the

asked by Anonymous on September 28, 2017
37. ## physics

A ladder (ℓL = 7.50 m) of weight WL = 350 N leans against a smooth vertical wall. The term "smooth" means that the wall can exert only a normal force directed perpendicular to the wall and cannot exert a frictional force parallel to it. A firefighter,

asked by Lola on July 2, 2015
38. ## Physics

A ladder (L = 7.80 m) of weight WL = 360 N leans against a smooth vertical wall. The term "smooth" means that the wall can exert only a normal force directed perpendicular to the wall and cannot exert a frictional force parallel to it. A firefighter, whose

asked by Dee on March 4, 2013
39. ## Physics

A 65 kg student consumes 2500 Cal each day and stays at the same weight. For three days in a row, while visiting his parents, she eats 3500 Cal and, wanting to keep from gaining weight decides to "work off" the excess by jumping up and down. With each

asked by Live on January 11, 2019
40. ## Physics

A 30-lb weight is attached to one end of a 6-ft uniform beam whose own weight is 20-lb. Where is the balance point of the system? I know the answer is "1.2 ft from the 30-lb weight" but I can't figure out how to get there. Please help. Thanks...

asked by Stephanie on April 22, 2011
41. ## AIG MATH

The weight of Meg's dog is 2 1/2 times more than that of her cat. If both animals weight 42 lbs, find the weight of each animal?Please show your work.

asked by May on December 13, 2012
42. ## Physics, still don't get it!

The "karat" is a dimensionless unit that is used to indicate the proportion of gold in a gold-containing alloy. An alloy that is one karat gold contains a weight of pure gold that is one part in twenty-four. What is the volume of gold in a 20.0 karat gold

asked by Mary on April 9, 2007
43. ## Math(differential equations)

An 8 lb weight stretches a spring 8 feet. The weight is moving through a surrounding medium that has a damping effect equal to the instantaneous velocity of the weight. Initially the weight is displaced 4 feet below the equilibrium position with a downward

asked by Meredith on May 3, 2012
44. ## math

3trucks are equal in weight to 2 trucks and 2 sedans.What fraction of the weight of a truck is the weight of a sedan

asked by don on August 5, 2012
45. ## dog behavior

I need to list how to help a dog lose weight who is over weight by 10 pounds and how their weight gain can have bad affects on their behavior I was wondering if anyone could give me a website that might help thanks :)

asked by saretha on January 10, 2008
46. ## physics

meaning of graw I have never heard that term in physics.

asked by jasreet on August 19, 2007
47. ## math

Please guys can you help me this question# The average weight of three boys is 15 kg.Two of them have the same weight and the third boy has weight of 11 kg. What is the weight of other two boys? Does this question need weight of each boy or the weight of

asked by kevi on April 29, 2019
48. ## science

3. In a sample of 64 students given an examination in statistics, it is found that the mean weight is 57 kg with standard deviation 9 kg. Find : ƒÜ i) The proportion of students weight 48-62 kg. ƒÜ ii) The proportion of those less than 72 kg. ƒÜ iii)

49. ## Statistics

It is not surprising that babies with low birth weights are at risk for developmental difficulties, but extraoridinarily large babies also face a higher than noraml risk of medical problems. In the United States the average full term single birth baby has

asked by Kelsi on October 7, 2016
50. ## Physics

An iceberg has specific weight of 9000 N/m^3 in n ocean, which has a specific weight of 1000 N/m^3. Above the water surface, it was observed that a volume of 2800 m^3 of the iceberg protruded. Determine the volume of the iceberg below the free surface of

asked by Alex on February 11, 2018
51. ## Hypothesis Testing - maths

Data were collected on the differences in weight gains of 12 people one month after they stopped smoking, compared with their weight at the time when they stopped smoking. The data are given in Table 2. A positive quantity corresponds to a gain in weight,

asked by Jay on March 29, 2016
52. ## Probability and Statistics

A marine biologist has determined that the weight of a full weight of 2000pounds and a standard deviation of 500 pounds. Determine the probability that the average weight of the next five sharks captured will be less than 2100lbs.

asked by Kim on April 29, 2012
53. ## math

Please guys can you help me this question# The average weight of three boys is 15 kg.Two of them have the same weight and the third boy has weight of 11 kg. What is the weight of other two boys?

asked by kevi on April 29, 2019
54. ## math

Please guys can you help me this question# The average weight of three boys is 15 kg.Two of them have the same weight and the third boy has weight of 11 kg. What is the weight of other two boys? Does this question need weight of each boy or the weight of

asked by kevi on April 29, 2019
55. ## testing of materials

Could you please show me how to solve this problem ! The unit weight of a soil is 122 lb/ft^3 at a water content of 12.6%. The specific gravity of the soil is 2.72. Find dry unit weight,porosity,and degree of saturation.

asked by michael on February 8, 2011

Apply critical thinking to the decision making process by discussing workplace examples that highlight each of these three types of thinking...creative thinking, logical thinking, and persuasice thinking. Must be a minimum of 200 words.

asked by Kimberly on March 10, 2009
57. ## physics- MC QUESTIONS

Can you help please Question1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the following are forces that act on the car: (for full credit you must select ALL that are true) A)centripetal force B) friction C)

asked by emiie on May 4, 2012
58. ## statistic

Many wildlife populations are monitored by taking aerial photographs. Information about the number of animals and their whereabouts is important to protecting certain species and to ensuring the safety of surrounding human populations. In addition, it is

asked by Helen on December 15, 2013
59. ## pysics

Suppose I hold a 5 pound weight with my arm extended parallel to the ground holding the weight stationary for 15 minutes. What is the work done on the weight ? Explain why this answer seems illogical compared to what you â€œfeelâ€ is going on.

asked by Anonymous on January 27, 2018
60. ## physics

A large, cylindrically-shaped weight is suspended from a long spring found hanging from a rafter. The weight is slender metal cylinder about two meters long that is suspended with its flat bottom about half meter above the level concrete floor. When a 1 kg

asked by sand on December 27, 2011
61. ## crt 205

In the future how will critical thinking influence the ways that you: a) Read? b) Write? C.) Process Information? II. Why and how could you apply critical thinking when evaluating each of the following: a) Articles? b) Advertising? c) Media?

asked by Anonymous on October 28, 2009
62. ## health

What can spark weight concerns for girls and impact their eating habits in potentially unhealthy ways? A. Having mothers concerned about their own weight B. Maintaining a healthy weight C. Positive reinforcement about how one looks D. High self-esteem C?

asked by Aya on August 3, 2012
63. ## Abnormal Psychology

Though similar in their concerns about eating and gaining weight, individuals with bulimia differ from individuals with anorexia in that they _______, while those with anorexia don’t/aren’t. A. binge and purge B. are within 10% of their normal weight

asked by Felicia on October 23, 2012
64. ## Chem

what is the meaning of "accepted value" with respect to an experimental measurement? Accepted value means that the majority of reasonable folks will accept that value as true. O thanks.. one more question When brought to the surface of the moon, will a

asked by Justin on January 11, 2007
65. ## Math

A weight attached to a spring is pulled down so that it is 10 cm from the floor and is released so that it bounces up and down. When the effects of friction and gravity are ignored. It's height can be modeled by a sine function of the time since it started

asked by Safaa on March 6, 2012
66. ## Math

A weight attached to a spring is pulled down so that it is 10 cm from the floor and is released so that it bounces up and down. When the effects of friction and gravity are ignored. It's height can be modeled by a sine function of the time since it started

asked by Safaa on March 6, 2012
67. ## algebra

jill's present weight is 14 pounds less than her weight a year ago. if her weight at the time was 9/8 of her present weight, what is her present weight in pounds?

asked by Frankie on October 25, 2010
68. ## physics plz

Can you help please Question1: A car makes a banked turn on a "real" road (meaning you can not ignore friction), which of the following are forces that act on the car: (for full credit you must select ALL that are true) A)centripetal force B) friction C)

asked by emiie on May 4, 2012
69. ## Physics

A vertical spring has one end attached to the ceiling and a 2.50 kg weight attached to the other one. When the system is at rest, the spring is stretched by 20.0 cm. Now let the weight drop from a position in which the spring is not deformed at all.Use the

asked by Timo on June 29, 2011
70. ## Engish

I have a book on finding what you need for critical thinking as for as questions and answers please if I can help let me know. Critical thinking happens to be one of my courses.

asked by barb on May 15, 2008
71. ## Pyschology

Examples of how are critical thinking skills affected by long term memory?

asked by mistagirl1124 on March 4, 2011
72. ## math

An object's weight on the Moon is less than its weight on Earth. This is because the Moon exerts less gravitational force on an object than Earth does. The equation m = can be used to find an object¿s weight on the moon, where m is the object¿s weight on

asked by nmng on April 5, 2011
73. ## MATH

How can solve this? help For one pony, the critical force was 1.16 times its body weight. It experienced a force of 0.75 times its body weight at a speed of 2 meters per second, and a force of 0.93 times its body weight at 3 meters per second. At what

asked by aryan on January 28, 2012
74. ## Physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1200N. F=

asked by Nina on February 22, 2018
75. ## physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.

asked by Kristie on March 28, 2012
76. ## physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.

asked by christy on April 1, 2012
77. ## physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.

asked by Jim on March 29, 2012
78. ## physics

Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by assuming that your weight density is a bit less than that of water.) Assume that your weight is a about 1000 N, for example.

asked by C on March 31, 2012
79. ## mathematisc lit

if a persons has a height of 161cm and a weight of 82kg. then decides to loose weight after 8monts he now weighs 73kg. how wmuch more weight must he loose to in order to weigh 24kg

asked by lerato on September 7, 2011
80. ## physics

Ray's weight is 3 times the weight of his sister. His dad weighs twice as much as Ray. Their total weight is 400 pounds. How much does each person weigh?

asked by Maison on March 21, 2011
81. ## psychology

Present a situation in which you acted or reacted ‘mindlessly’ (see web links below), rather than thoughtfully, and which did not turn out well for you. Using the critical thinking concepts discussed in Chapter 1 and concepts of Chapter 8 and/or from

asked by jenny on September 16, 2009
82. ## Psychology

Present a situation in which you acted or reacted ‘mindlessly’ (see web links below), rather than thoughtfully, and which did not turn out well for you. Using the critical thinking concepts discussed in Chapter 1 and concepts of Chapter 8 and/or from

asked by Brandy on September 13, 2009
83. ## Science

Relative abundance of weight? If a hawk eats a fish and does not acquire all the energy in the fish's body because of the second law of thermodynamics then what implications would have a relative abundance by weight of predators and their prey? I

asked by Rindi on August 8, 2007
84. ## science(chemistry)

1) the weight of water in 1litre of 2M nacl solution of density 1.117g/ml. 2)there are two common oxides of sulphur one of which contains 50percent oxygen by weight the other almost 60 percent.the weight of sulphur which combine with 1g o2 are in ratio

asked by akshar on June 6, 2011
85. ## chemistry

Halogen acid gas evolution the level of HCL evolved percent by weight .Test result 2mg/g the sample weight 0.65 gram calculat the percent by weight.

asked by Ram khilavan on December 18, 2010
86. ## Thermodynamics

3. A gas is confined in a 0.47-m-diameter cylinder by a piston, on which rests a weight. The mass of the piston and weight together is 150 kg. The atmospheric pressure is 101 kPa. (a)What is the pressure of the gas in kPa? (b) If the gas in the cylinder is

asked by Zena on July 10, 2012
87. ## Math

Please help! How do I find the mean weight of 2 groups of 100 kids... 1st grp mean weight is 55.7lbs and 2nd grp mean weight is 42.6lbs.

asked by Damon on December 5, 2012
88. ## Statistics

Critical Values for the Correlation Coefficient n alpha = .05 alpha = .01 4 0.95 0.99 5 0.878 0.959 6 0.811 0.917 7 0.754 0.875 8 0.707 0.834 9 0.666 0.798 10 0.632 0.765 11 0.602 0.735 12 0.576 0.708 13 0.553 0.684 14 0.532 0.661 15 0.514 0.641 16 0.497

asked by Stephanie on February 12, 2014
89. ## statistics

The mean weight of 40 students is 50 kg. One of the student leave and is replaced by another student which reduces the mean weight of the class by 0.5 kg. If the weight of the student who left is 65kg, what is the weight of the student who joined the

asked by shweta on February 15, 2012
90. ## physics

a sea saw consist of a uniform bar 4m long and of mass 2kg. a boy of weight 42N sits at end of the sea saw while another boy of weight 38N sits at the end of the season. at what point must the season be pivoted if it is to balance. according to physics

asked by dawodu ibukun on October 31, 2015
91. ## math

4 PART Your weight on different planets is affected by gravity. An object that weighs 150 pounds on Earth weighs only 56.55 pounds on Mars. The same object weighs only 24.9 pounds on the Moon. A)What percent of an object's Earth weight is its weight on

asked by kymy on January 14, 2015

If you are given many closed sacks filled with different amounts of identical marbles, how could you determine the weight of a single marble without opening the sacks? (Assume the weight of the sack material can be ignored.) The only thing I could think of

asked by Hannah on January 28, 2010
93. ## Physics

If you are given many closed sacks filled with different amounts of identical marbles, how could you determine the weight of a single marble without opening the sacks? (Assume the weight of the sack material can be ignored.) The only thing I could think of

asked by Hannah on January 28, 2010
94. ## Chemistry

The temperature of a lead fishing weight rises from 26 C to 38 C as it absorbs 11.3 J of heat. What is the mass of the fishing weight in grams? ( The specific heat capacity of lead is 0.128 J /g C )

asked by Jess on February 15, 2018
95. ## Maths Probability

Uncle Henry has been having trouble keeping his weight constant. In fact, during each week, his weight changes from the beginning of the week to the end of the week by a random amount, uniformly distributed between -0.5 and 0.5 pounds. Assuming that his

asked by Anonymous on May 14, 2014
96. ## Probability

Uncle Henry has been having trouble keeping his weight constant. In fact, during each week, his weight changes from the beginning of the week to the end of the week by a random amount, uniformly distributed between -0.5 and 0.5 pounds. Assuming that his

asked by qwerty on May 26, 2015
97. ## statistics

A nutritionist studying weight gain for college freshmen obtains a sample of n = 20 first year student at the state college. Each student is weighed on the first day of school an again on the last day of the semester. The following scores measure the

asked by Tami on June 9, 2013
98. ## Probability

Uncle Henry has been having trouble keeping his weight constant. In fact, during each week, his weight changes from the beginning of the week to the end of the week by a random amount, uniformly distributed between -0.5 and 0.5 pounds. Assuming that his

asked by qwerty on May 13, 2014
99. ## physics

Apparent Weight. A physics student weighing 600 N stands on a bathroom scale in an elevator. As the elevator starts moving, the scale reads 420 N . A )Find the magnitude of the acceleration of the elevator. B ) Find the direction of the acceleration of the