# Cameron

Newest questions and responses by Cameron
1. ## social studies

How did electric streetcars improve life in the late 1800s to early 1900s?

2. ## Physics

The primary coil of a transformer has 739 loops. The secondary coil has 953,677 loops. The primary coil has a 76 A current and 58 V. b.) Determine the power of the primary coil. W c.) Assuming no losses, determine the power of the secondary coil. W d.)

3. ## Physics

Which of the following are acceptable units for the electrostatic force? Choose all that apply. W lb oz Ω C V A N kWh tons

4. ## Physics

A brick is completely submerged in SALTWATER (D = 1.03 kg/L). The brick experiences a buoyant force of 193 oz. What is the weight of the SALTWATER displaced by the brick? I believe the answer is 193 because, wt. of water displaced = buoyant force Let me

5. ## Physics

A 63 kg rock with a volume of 42 L is completely submerged in water. The density of water is 1 kg/L. a.) What volume of water is displaced by the rock? L b.) What is the buoyant force on the rock? N

6. ## Physics

A 40 kg sample of ALUMINUM is undergoing SUBLIMATION. How much does the temperature change during this process?

7. ## Physics

A brick is completely submerged in SALTWATER (D = 1.03 kg/L). The brick experiences a buoyant force of 193 oz. What is the weight of the SALTWATER displaced by the brick?

8. ## Physics

An incompressible box is completely submerged in MERCURY at a depth of 13 yd. The MERCURY density is the same at all depths. As the box gets deeper, which of the following will REMAIN CONSTANT? Choose all that apply. volume of mercury displaced weight of

9. ## Physics

Calculate how much a 1.1 m slab of lead will expand if heated from -68 °C to 26 °C. The coefficient of thermal expansion for lead is 29×10^-6 1/(deg(C)). Express your answer in m, cm, & in. 1 in = 2.54 cm. m= cm= in=

10. ## Physics

Which of the following units can be used to measure heat? Choose all that apply. °C cal K kW kg m2/s2 kg m/s2 °F m/s2 J/s J

11. ## Physics

Which of the following are acceptable units for buoyant force? Choose all that apply. psi lb tons Pa kg/L kg N atm N/m2

12. ## Physics

Which of the following are acceptable units for pressure? Choose all that apply. atm lb N N/m2 kg kg/L psi tons Pa

13. ## Physics

Calculate how much heat is required to bring 157 g of water from a temperature of 89.8°C to a temperature of 100°C. The specific heat of water is 4186 J/kg∙°C.

14. ## Physics

Calculate how much a 1.1 m slab of lead will expand if heated from -68 °C to 26 °C. Express your answer in m, cm, & in. 1 in = 2.54 cm.

15. ## Physics

Calculate how much pressure (due to the liquid) would be on a 83 kg person if they were 53 m deep in... a.)...freshwater. The density of freshwater is 1000 kg/m3. Express your answer in both pascals and atmospheres. 1 atm = 1.013×105 Pa. Pa atm

16. ## Physics

Which of the following are formulas for power? Choose all that apply. p = mv P = I^2R PV = nRT P = F/A P = Dgh P = (DeltaE)/(Deltat) P = IV

17. ## Physics

A 53008 lb force is applied to a surface that measures 89 in long and 21 in wide. Determine the pressure exerted on the surface by the force in both psi and Pa. 1 Pa = 1.45×10^-4 psi.

18. ## calculus

Find the value of (f o g)' at x = 4 when f(u)= cos(piu/24) and u=g(x)=6sqrt(x)

19. ## Physics

Calculate the speed of a satellite moving in a circular orbit about the Earth at a height of 2700×10^3 m. The mass of the Earth is 5.98×10^24 kg and the mass of the satellite is 1400 kg.

20. ## Physics

Calculate the gravitational force between the Sun and an object. The mass of the Sun is 1.99×10^30 kg. The mass of the object is 868 ×10^3 kg. The distance between the object and the Sun is 1.496×1011 m.

21. ## Physics

Calculate the gravitational force between the Sun and an object. The mass of the Sun is 1.99×1030 kg. The mass of the object is 868 ×103 kg. The distance between the object and the Sun is 1.496×1011 m.

22. ## Physics

Calculate the speed of a satellite moving in a circular orbit about the Earth at a height of 2700×103 m. The mass of the Earth is 5.98×1024 kg and the mass of the satellite is 1400 kg.

23. ## Physics

A 100 kg fullback is running at 3.4 m/s to the East. What is the momentum of the fullback?

24. ## Physics

Which of the following statements are IMPOSSIBLE? Choose all that apply 1. A pencil exerts a smaller gravitational force upon Neptune than Neptune exerts upon it. 2. A ball moving in a circle had 0 N of net force acting on it. 3. Jill exerted 80 N of force

25. ## Physics

Your textbook is transported from Earth to the Moon. Which of the following statements is true? 1. The mass of your textbook will change but the weight of your textbook will remain the same. 2. Both the mass & the weight of your textbook will remain the

26. ## Physics

A ball is being twirled in a circle. If the string breaks and we IGNORE gravity, what path will the ball follow after the string breaks? 1. It will slow down and move in a straight line. 2. It will slow down and move in a circle. 3. It will speed up and

27. ## Physics

A hockey puck is observed to be sliding along a flat frictionless surface at a speed of 42 mm/s. There is no net force acting on the puck. Assuming it doesn't smash into anything, how FAST will the puck be going 2 h later?

28. ## Physics

A 60 kg block weighs 132 lb on Earth. If the block were transported to a planetary body that had a BIGGER free fall acceleration (as compared to Earth), which one of the following would be TRUE? The block would have a smaller mass & a bigger weight. The

29. ## Physics

www.webassign.net/sercp9/4-p-047-alt.gifThe coefficient of static friction between the m = 3.60−kg crate and the 35.0° incline of the figure below is 0.330. What minimum force F must be applied to the crate perpendicular to the incline to prevent the

30. ## Physics

www.webassign.net/sercp9/4-p-024-alt.gif The systems shown below are in equilibrium. If the spring scales are calibrated in newtons, what do they read? Ignore the masses of the pulleys and strings and assume the pulleys and the incline are frictionless.

31. ## Physics

A 165.8-N bird feeder is supported by three cables as shown in the figure below. Find the tension in each cable. left cable - ??? right cable - ??? bottom cable - ??? www.webassign.net/sercp9/4-p-019.gif

32. ## Physics

Consider the figure below. www.webassign.net/sercp9/4-p-017-alt.gif (a) Find the tension in each cable supporting the 688-N cat burglar. (Assume the angle θ of the inclined cable is 38.0°.) inclined cable - ??? horizontal cable - ??? vertical cable - ???

33. ## Physics

1. A block of mass 57.1 kg rests on a slope having an angle of elevation of 28.3°. If pushing downhill on the block with a force just exceeding 162 N and parallel to the slope is sufficient to cause the block to start moving, find the coefficient of

34. ## Physics - Scott help!

1. A block of mass 57.1 kg rests on a slope having an angle of elevation of 28.3°. If pushing downhill on the block with a force just exceeding 162 N and parallel to the slope is sufficient to cause the block to start moving, find the coefficient of

35. ## Math

Uranus is approximately 2.74 x 10^9 km away from the Sun at perihelion and 3.00 x 10^9 km at aphelion. Find the eccentricity of Uranus's orbit given that the perihelion is r = a(1 - e) and the aphelion is r = a(1 + e).

36. ## Math

A sheet of plywood is 4 feet wide by 8 feet long. What is the minimum number of sheets of plywood needed to cover the frame? Justify your answer. Frame : 24 feet by 8 feet. 3?

37. ## math

Dmitri wants to cover the top and sides of this box with glass tiles that are 1 cm square. How many tiles will he need?

38. ## math

i have 1,221 cookies and i have 7 friends, how many will each friend get?

Which of the following statements is true based on the data below about elite printings customers purchases? a. The customers who have stationary printed at elite’s printings spent the most money. b. The customers who have brochures printed at elite’s

40. ## college finance

Edward's Manufactured Homes purchased some machinery 2 years ago for \$50,000. The assets are classified as 5-year property for MACRS. The company is replacing this machinery today with newer machines that utilize the latest in technology. The old machines

41. ## college finance

You are considering two independent projects that have differing requirements. Project A has a required return of 12 percent compared to Project B’s required return of 13.5 percent. Project A costs \$75,000 and has cash flows of \$21,000, \$49,000, and

42. ## math

solve this system of equations using the linear combination method -3x+12y=-27 5x+20y=15

43. ## Sign language

if you write with your left hand you are said to be left handed in asl which would be your non dominant hand? Urgent!!!

44. ## RELA

Show me an example of a text to world in the novel the boy who harnessed the wind

45. ## Algebra

Click on "Explain" if you need help. A dart hits the circular dartboard shown below at a random point. Find the probability that the dart lands in the shaded square region. The radius of the dartboard is 5in, and each side of the shaded region is 3in. Use

46. ## Algebra

Suppose that the genders of the three children of a family are soon to be revealed. An outcome is represented by a string of the sort GBB (meaning the oldest child is a girl, the second oldest is a boy, and the youngest is a boy). The 8 outcomes are listed

47. ## Algebra

There are 5 students in a small class. To make a team, the names of 3 of them will be drawn from a hat. How many different teams of 3 students are possible?

48. ## Algebra

You have to answer 2 essay questions for an exam. There are 8 essays to choose from. How many different groups of 2 essays could you possibly choose?

49. ## algebra

A baby weighed 7.25 lb at birth. At the end of 8 months, the baby weighed 2 1/2 times its birth weight. How many pounds did the baby weigh at the end of 8 months?

50. ## Chemisty

Describe the bond length and bond energy of carbon-carbon bonds in single, double, and triple bonds.

51. ## math

Carlos purchased 6 dog leashes and 6 cat brushes for \$45.00 for Clarita to use while pampering the pets. Later in the summer he purchased 3 additional dog leashes and 2 cat brushes for \$19.00. Based on this information, figure out the price of each item.

52. ## physics

A man is standing on a platform that is connected to a pulley arrangement, as the drawing shows. By pulling upward on the rope with a force   the man can raise the platform and himself. The total mass of the man plus the platform is 121 kg. What pulling

53. ## physics

Force F1 acts on a particle and does work W1. Force F2 acts simultaneously on the particle and does work W2. The speed of the particle does not change. Which one of the following must be true? W1 is zero, and W2 is positive W1 = - W2 W1 is positive, and W2

54. ## physics

In which one of the following circumstances does the principle of conservation of mechanical energy apply, even though a nonconservative force acts on the moving object? The nonconservative force has a component that points opposite to the displacement of

55. ## physics

A 64.2-kg skateboarder starts out with a speed of 2.21 m/s. He does 98.0 J of work on himself by pushing with his feet against the ground. In addition, friction does -276 J of work on him. In both cases, the forces doing the work are non-conservative. The

56. ## College Physics

A 0.697-kg basketball is dropped out of a window that is 6.98 m above the ground. The ball is caught by a person whose hands are 1.73 m above the ground. (a) How much work is done on the ball by its weight? What is the gravitational potential energy of the

57. ## physics

Juggles the clown stands on one end of a teeter-totter at rest on the ground. Bangles the clown jumps off a platform 2.5 m above the ground and lands on the other end of the teeter-totter, launching Juggles into the air. Juggles rises to a height of 3.7 m

58. ## physics

A 89.7-kg skier rides a 3040-m-long lift to the top of a mountain. The lift makes an angle of 14.3 ° with the horizontal. What is the change in the skier's gravitational potential energy?

59. ## Physics

It takes 226 kJ of work to accelerate a car from 23.3 m/s to 28.3 m/s. What is the car's mass?

60. ## physics

A fisherman is fishing from a bridge and is using a "43.0-N test line." In other words, the line will sustain a maximum force of 43.0 N without breaking. What is the weight of the heaviest fish that can be pulled up vertically, when the line is reeled in

61. ## math

For tax and accounting purposes businesses often have to depreciate equipment values over time. One method of depreciation is the straight-line method. Three years ago Hilde Construction purchased a bulldozer for \$51,500. Using the straight-line method,

62. ## math

if Zoua has 1/2 pound of grapes to share with a friend. how much can each of them have?

63. ## Science

Giant kelp has gas-filled sacs to help it float so it can do what

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree

65. ## Math(DifferentQuestion,SameDescription)

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree

66. ## Math

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree

67. ## Math

Orienteering is a sport that involves navigating your way to a series of checkpoints with the aid of a map and compass. The goal is to find each point on the map as quickly as possible. A typical compass used for orienteering is divided into 360 degree

68. ## Math2

Demi would like to estimate the height of the hill from its base. Using a compass, she found that the angle between C and B, from A, was 80 degrees. She also estimated the angle from horizontal to the summit to be 23 degrees. She then walked 400 m to B

69. ## Math

As the earth revolves around the sun, distant objects can be seen from different locations. This idea can be used to measure the distance between earth and nearby stars and is called stellar parallax. To see how this process works, consider the simplified

70. ## Math(Revised)

Phoebe and Tucker are 48m apart. Phoebe looks up at an angle of 43 degrees to see a hot air balloon hovering in the sky directly between her and Tucker. Tucker looks up at an angle of 31 degrees to see the hot air balloon. A.) Explain how it could be

71. ## Math

Phoebe and Tucker are 48m apart. Phoebe looks up at an angle of 43 degrees to see a hot air balloon hovering in the sky directly between her and Tucker. Tucker looks up at an angle of 31 degrees to see the hot air balloon. A.) Explain how it could be

72. ## Math(Assignment due today)

In Alberta, ramps that are designed for people using mobility devices must meet certain safety requirements. One such requirement is that the angle between the ramp and the horizontal must be less than 4.8 degrees. Explain whether or not the ramp in the

73. ## Mathematics

In Alberta, ramps that are designed for people using mobility devices must meet certain safety requirements. One such requirement is that the angle between the ramp and the horizontal must be less than 4.8 degrees. Explain whether or not the ramp in the

74. ## Chem

How many grams of ethanol are formed from the complete conversion of37.5g of sucrose

75. ## Language arts, all right?

(During the break between classes, LEE approaches CHANDRA, who is getting a book out of her locker.) LEE: Hi, Chandra. CHANDRA: Hi, Lee. Are you getting used to this new school yet? LEE (hesitantly): Well, I’m finding my classes all right, but…

76. ## alg 2

xsquared= e (to the x)-2.4

77. ## Math

On the graph of f(x)=2sin(6πx), points P and Q are at consecutive lowest and highest points with P occuring before Q. Find the slope of the line which passes through P and Q.

78. ## Easy Math

Q. Sean used three fourth cup of sugar to make a dozen brownies. How much sugar is in each brownie? ((three is numerator and fourth is demonator)) Choose Between Division, subtraction, mulipcation, or addition. Answer: Addition.

79. ## Physics

a see saw is balanced. left hand side is 3m long and has an applied force of 4N the righth hand side is 6m long and has an unknown force applied. what is that force?

80. ## Math

Question: Describe and fix the error in the following solution 9.50 - 7.18 = 2.48 Answer: I really don't see the mistake in this problem.

81. ## Figurative Language

LAST ONE LOL - Question : Her smile was as sweet as sunshine on a rainy day. Answer : Metaphor since her smile is being compared as the sunshine on a rainy day. - Clues: Hyperbole, Personification, Simile, or Metaphor.

82. ## Figurative Language

Question : Fruit is fuel for a healthy body. Answer : Personification? - Clues: Personification, Simile, Or Metaphor.

83. ## Figurative Language

Question : Music is the salve that soothes us - Answer: Metaphor? - Clues: Metaphor, Simile or Personification?

84. ## Figurative Language

Q- The train screamed down the tracks - Clue: Simile, Metaphor Or Personification ? - Answer: Personification??

Use row operations on augmented matrices to solve the given systems of linear equations. x + y − z = 0 x + 2y + 4z = −3 3x − y − 22z = 19

86. ## Science

a 1.73 kg steel ball strikes a massive wall at 11.4 m/s at an angle of 50.9 with the perpendicular to the plane of the wall. It bounces off the wall at the same speed and angle it originally had.if the ball is ik contact with the wall for .101 s what is

87. ## Math

Question: A square painting measures 2 meters on each side, what is the area of the painting in square centimeters?

88. ## Math

Gymnastic lessons cost \$30 per week. How much will 18 weeks of gymnastic lessons cost? - Do i multiply 30 times 18?

89. ## Midway park

in a golf match Jesse scored 5 over par ,Neil scored 3 under par Felipe scored 2 over par and Dawson scored an even par. Order the players from least to greatest score

8. The table below shows the relationship between the number of days a plant grows and its height. Which shows a scatter plot of the data and a description of the trend? # of Days Plant Height (cm) 0 5 2 7 4 10 5 13 6 14 7 16 8 17 (1 point) scatter plot A

91. ## math

The number is a two-digit number. It is odd. The sum of the digits is 10. It is greater than 30 but less than 50. What is the number?

92. ## Physics

In the drawing, the weight of the block on th e table is 380 N and that of the hanging block is 175 N. Ignore all frictional effects, and assuming the pulley to be massless. What is the acceleration of the two block?

93. ## Physics

A 10.0-kg block is released from point A in Figure P8.57. The track is frictionless except for the portion between points B and C , which has a length of 6.00 m. The block travels down the track, hits a spring of force constant 2 250 N/m, and compresses

94. ## Science

If I push a book 1.5 m across the table using a constant for of 10 N, how much work do I do on the book?

95. ## civics

are there any articles with examples of checks and balances, we need at least three.

96. ## Math

A rectangular tabletop has a length of 4 3/4 feet and an area of 11 7/8 square feet. What is the width of the tabletop❓❔❓❔❓❔

97. ## Physics

Question Part Points Submissions Used A hockey puck is hit on a frozen lake and starts moving with a speed of 12.90 m/s. Exactly 6.7 s later, its speed is 6.70 m/s. (a) What is the puck's average acceleration? Incorrect: Your answer is incorrect. m/s2 (b)

98. ## Social Studies

What role did the ice age play in the migration of people and animals to North America?

99. ## English 12

Which pair of readings presents male and female perspectives on the same situation? A. "The Wanderer" and "The Wife's Lament" B. "The Death of Beowulf" and "The Seafarer" C. "The Seafarer" and "The Wanderer" D. "The Wanderer" and "Grendel's Mother" I think

100. ## math

If x and y are positive, when is x-y negative?

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