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October 25, 2014

Posts by Jessica


Total # Posts: 2,639

Physics
thank you so much!
July 12, 2012

Physics
A 1250 kg car rams into the back of a slower moving truck having a mass of 2500 kg. During the collision the two vehicles become entangled so that they move off together afterward. If before the collision the car was going 20 m/s and the truck was going 14 m/s, what was their ...
July 12, 2012

MAth
A sphere has a surface area of 28.26 in2. Find the diameter in inches, of the sphere. Use PI Question 2 What is the surface area, in square inches, of a sphere with radius 3.5 in.? Use Pi and round your answer to the nearest hundredth, if necessary. Question 3 Whats is the ...
July 8, 2012

English
I am trying to come up with a thesis for my english paper. It is going to be on Social class in Katherine Mansfields The Garden Party and A Cup of Tea. I want to show how both the upper class main characters take particular interest in the lower class characters. I came up ...
July 5, 2012

English
What do you mean? The last thing I added was just a note on what the social class during the 1900's (when the short stories were set) in Europe was like.
July 5, 2012

English
Also the upper class romanticises the lower class and lives in a "fake" reality
July 5, 2012

English
I am trying to come up with a thesis for my english paper. It is going to be on Social class in Katherine Mansfields The Garden Party and A Cup of Tea. I want to show how both the upper class main characters take particular interest in the lower class characters. I came up ...
July 5, 2012

MAth
A cone has a base area of 33 in2 and is 8 inches tall. What is the volume of the cone in cubic inches
July 5, 2012

calculus
In the early 1960s, radioactive strontium-90 was released during atmospheric testing of nuclear weapons and got into the bones of people alive at the time. If the half-life of strontium-90 is 27 years, what fraction of the strontium-90 absorbed in 1962 remained in people's...
July 3, 2012

MAth
A right circular cylinder has a height of 5 in. and a base area of 20 in2. What is the volume of the cylinder? Use ð = 3.14.
July 2, 2012

math
four square tables are arranged next to each other to form one large rectangular table.the perimeter of the large rectangular table is 20m.what is the perimeter and area nof each square table?
July 2, 2012

math
A square pyramid has a surface area of 202 ft2 and a base area of 53 ft2. What is the lateral area of the pyramid? A.149 ft2 B.96 ft2 C.174 ft2 D.151 ft2
July 1, 2012

Maths
On August 1, 2011 Blancard Inc. Issued $250,000 of 10%, seven year bonds. Interest is to be paid semi-annully. Calulate the issue price of the bond if the market interest rate was 12%.
July 1, 2012

geometry
What is the surface area of a rectangular prism with a length of 12 cm, a width of 6 cm, and a height of 4 cm?
July 1, 2012

US government
thankyou !!
June 29, 2012

US government
Courts issued court orders, or (i-j--cti---), to make sure that people of color were allowed to vote. what is this word ???
June 29, 2012

Trig
Sketch the graph through at least one complete cycle. Label the axes on the coordinate plane. Use your graph to predict the height of point P above the surface of the water when the stopwatch shows 7 seconds. Round to the nearest tenth of a foot. (Enter only the number.)
June 21, 2012

Trig
P was at its maximum after 5 seconds. Use this information to write the value of the last constant, h. (If the value is a fraction, use a slash to separate the numerator from the denominator without spaces, such as 3/4.)
June 21, 2012

Trigonometry
The wheel makes 6 complete revolutions every 60 seconds. From this information, you can find the value of constant b. The constant is π/?. (Enter only the value that replaces the question mark.)
June 21, 2012

Trigonometry
Since the radius of the wheel is 7 feet, point P goes 7 feet above and below the center of the wheel. From this information, you can find the amplitude. Write the value of this constant.
June 21, 2012

Trig
Since the center is 6 feet above the water, the horizontal line of symmetry of the sine curve will be 6 units above the x-axis. This information helps you find the value of vertical shift. Write its value.
June 21, 2012

Trig
Jessica attains a height of 4.7 feet above the launch and landing ramps after 1 second. Her initial velocity is 25 feet per second. To find the angle of her launch, which equation can you use with the given information to solve for θ? (Answer: 1 or 2). Use the equation ...
June 21, 2012

Calculus
differentiate each function a) y = (cscx)(cotx) b) y = x^2 + e^(2x)
June 21, 2012

Calculus
Evaluate each limit. If it exists. a) Lim x^3 + 1 x->1 ------- x + 1 b) Lim 3x^2 - x^3 x->0 ---------- x^3 + 4x^2 c) Lim 16 - x x->16 --------- (√x) - 4
June 21, 2012

Reading
I need help with a assignment on a 150 to 300 words that summarizes the steps to be taken in the revision process.
June 15, 2012

Update Math Question
The area of triangle B is 64 times greater than the area of triangle A.The perimeter of triangle B is how many times greater than the perimeter of triangle A? how many times greater than the perimeter of triangle A? A. 8 times greater B.64 times greater C.128 times greater D....
June 12, 2012

Math
The perimeter of triangle B is how many times greater than the perimeter of triangle A?
June 12, 2012

Math
Rectangle ABCD is similar to rectangle EFGH. If rectangle ABCD has sides that are 7 times greater than those of rectangle EFGH, what is the relationship between the perimeters of the rectangles? A. The perimeter of rectangle EFGH is 7 times greater than the perimeter of ...
June 11, 2012

geometery
Rectangles ABCD and EFGH are similar. The perimeter of rectangle ABCD is 5 times greater than the perimeter of rectangle EFGH. What is the relationship between the areas of the rectangles?
June 11, 2012

math
A student notices that the shadows of a sign and a tree lie along the same line and end at the same point. The height of the sign is 3 feet. The length of the tree's shadow is 20 feet. The distance from the base of the sign to the vase of the tree is 16 feet. How tall is ...
June 1, 2012

Science
dna exists as _______ in cells with a______?
May 29, 2012

Math
1. Write the equation of a line in slope-intercept form that has a slope of -1/4 and passes through the point (8, -1).Do not use any spaces. Slope should be a reduced improper fraction. 2.Write the equation of a line in slope-intercept form that passes through the points ( -2...
May 25, 2012

Health
Is it B ms sue
May 24, 2012

physics
For long range communication an elephant uses a low frequency rumble that is undetectable to human ears. One elephant can pick up another elephant's call from a distance of 10 km. The frequency of this rumble is about 13 Hz. How fast does the rumble travel?
May 22, 2012

Math plz help
I need help I don't know how to begin the equation Michael purchased a certain number of share of one stock for a total of $2800. The second stock was selling for $6 less per share . Michael could have bought 6 more shares of the second stock for the same amount of money. ...
May 21, 2012

Business Finance
On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Ween. Terms of the note were 8% for 120 days. On July 8, Bob needed to raise cash and discounted the note at Rick's bank at a discount rate of 9%. Calculate Bob&#...
May 19, 2012

Business Finance
Jeff Jones earns$1200 per week. He is married and claims four withholding allowances. The FICArate is as follows 1.45%. To date his cumulative wages are $6000. Each paycheck, his employer also deducts $42.50 for health insurance. What is his net pay?
May 19, 2012

english11
journal about pirates
May 16, 2012

Physics
0.224468
May 13, 2012

math
The probability that a team will carry the puck over the opposing team's blue line is 0.6, the probability that they get a shot on the net is 0.3, the probability that they get a shot away and score is 0.01 and the probability that they cross the blue line and score is 0....
May 10, 2012

Nutrition
Read this summary and then answer the questions. This is Tyler's freshman year in college, and he has been earning good grades and performing well in his part-time job. However, Tyler's eating habits have been poor, and has gained a few pounds. His expanded waistline ...
May 5, 2012

math
terms are the numbers and their variable as if you just take the addition signs out so your terms would be -7x^3 6x^2 6x 9 hope this helps :)
May 5, 2012

medical terminology
I need the medical report written out,I dont know how to write it..
May 5, 2012

medical terminology
Making use of the following terms, write a fictitious medical report of about two paragraphs describing a dermatologic condition or disease. Focus the report on the onset, progression, location, and etiology of the condition or disease, and the treatment parameters. All terms ...
May 5, 2012

algebra
haley = h brother = b h < 2b incorperate your numbers 5 < 2b (this is the equation I would use)
May 5, 2012

Math
if it is a tank with 4 sides then you would simply do 6 multiplied by 40 which equals 240 and then multiple 240 by 4 which equals 960. 6 * 40 = 240 240 8 4 = 960 960 squared feet hope this helps :)
May 4, 2012

physics
A rope of mass 0.78 kg is stretched between two supports 31 m apart. If the tension in the rope is 1800.0 N, how long (in seconds) will it take a pulse to travel from one support to the other
May 3, 2012

geometry
If a circle has an area of 25 pi cm squared, find the circumference of the circle? a. 5 squared cm b. 10 squared cm c. 50 sqaurred cm d. 156.25 squared cm
May 3, 2012

Math 3
line equals (1,-3)
May 2, 2012

chemistry
For the strong acid solution 9.7×10−3 , determine (H3o+)and (OH-)
May 2, 2012

chemistry
For the strong acid solution 9.7×10−3 , determine (H3o+)and (OH-)
May 2, 2012

Alegbra
Andrew measures the amount of a very unstable substance to be 100 moles. The half-life of this substance is 3 days (after 3 days, half is gone). Write an exponential function that models this situation where y is the amount of substance and x is time in days. Thank you for ...
May 1, 2012

Math :(
Thanks :)
April 30, 2012

Math :(
Gil rolls a number cube 78 times. How many times can he expect to roll an odd number greater than 1??
April 30, 2012

math
A baseball player reaches base 35% of the time. How many times can he expect to reach base in 850 at-bats?
April 30, 2012

math
Put 18/1 and then multiply 18/1 x 4/6= 72/6 and simplify to 12 :)
April 30, 2012

Science
C is correct :)
April 30, 2012

math
The side that connects all of the points is the base.
April 30, 2012

Science
Vanessa pushes a box with 50 N of force. The box accelerates 2 m/s2 for 10 seconds. What is the mass of the box?
April 29, 2012

science
write a skeleton equation for this reaction hydrogen iodide(g)->hydrogen+iodide(G)
April 29, 2012

chemistry
A scuba diver takes a 2.3L balloon from the surface, where the pressure is 1.0atm and the temperature is 37degrees C, to a depth of 35m, where the pressure is 4.5atm and the temperature is 18degrees C.what is the final volume at this depth?
April 28, 2012

chemistry
How many grams of hydrogen are collected in a reaction where 1.80L of hydrogen gas is collected over water at a temperature of 40degrees C and a total pressure of 738torr?
April 28, 2012

Chemistry
A heliox deep-sea diving mixture delivers an oxygen partial pressure of 0.20 atm when the total pressure is 13.0atm .What is the partial pressure of helium in this mixture?
April 27, 2012

Physics
A rock is thrown horizontally off of a cliff. It starts with a velocity of 4.2 m/s and the cliff is 68.2 m high. How far out from the bottom of the cliff does the rock fall?  57m 59m  63m  45.8m 
April 26, 2012

english
What elements of the Restoration comedy are seen in The Importance of Being Earnest? (5 points)
April 25, 2012

english
The procession was temporarily abolished because of the emperor’s interest in _____ (1 point) A.wars. B.viands. C.bicycles. D.poisons.
April 25, 2012

Pre-Algebra
The grocery store sells kumquats for $4.25 a pound and Asian pears for $2 a pound. Write an equation in standard form for the weights of kumquats k and Asian pears p that a customer could buy with $12.
April 25, 2012

Enviro Science
#4: D because slippage makes a rumble and also creates a crack in the earth surface. :)
April 24, 2012

english
The procession was temporarily abolished because of the emperor’s interest in _____ (1 point)
April 23, 2012

Trigonometry
A ladder leaning against a building makes a 40 degree angle with the ground. The top of the ladder reaches 10 feet above the ground. How tall is the ladder to the nearest whole foot?
April 23, 2012

geometry
Hexagon A is a regular hexagon. The total length of all the sides of the hexagon is 24 inches. Hexagon A is dilated about its center to create Hexagon B. The length of each side of Hexagon B is inches. By what factor was Hexagon A dilated to create Hexagon B?
April 22, 2012

Math
Jnuary 1, 1990 was a Monday. What day of the week was february 1, 1990 ?
April 21, 2012

Math
Jan and Nika ride their bikes. Jan rides 5 miles per hour for 1 hour then rides at ten miles per hour for 30 minutes.Nika rides at a constant 8 miles per hour. the tripss cover the ssme distance. Forr hoew many minutes does Nika ride ?
April 21, 2012

American Government
Ms Sue can you still help me?
April 17, 2012

American Government
yeah that was good... thank you.. can you help me with number 2?
April 17, 2012

American Government
Thats the problem, I dont know how to do it.
April 17, 2012

American Government
1. Justice Stephen Breyer stated, “people need to understand the importance of the Court as an institution, even though the Court’s decisions may at times be unpopular and possibly wrong,” Explain how this statement relates to the concepts of “Judicial ...
April 17, 2012

American Government
I know I tried but I can't get it together...
April 17, 2012

American Government
Its supposed to be an essay, between 600 to 700 words, all together, But I can't find how to do it, I tried but american government its not a stong subject for me. Can you help?
April 17, 2012

American Government
Yes
April 17, 2012

American Government
1. Justice Stephen Breyer stated, “people need to understand the importance of the Court as an institution, even though the Court’s decisions may at times be unpopular and possibly wrong,” Explain how this statement relates to the concepts of “Judicial ...
April 17, 2012

Math
It is given that the straight line passing through (2,1)and perpendicular to L.
April 12, 2012

Math
the equation of striaght line is 2x-3y+8=0 find the equation of the straight line passing through (4,-2)and parallel to L
April 12, 2012

physics
What is the angular momentum (in kilogram-meter^2/second) of a 300.0 g ball rotating on the end of a string in a circle of radius 1.87 m at an angular speed of 1.50 rad/s? Is there certain equations to find angular momentum for different shapes?
April 12, 2012

physics
A 1350 kg car rolling on a horizontal surface has a speed of 40 km/hr when it strikes a horizontal coiled spring and is brought to rest in a distance of 5.5 m. What is the spring constant (in N/m) of the spring?
April 12, 2012

physics
thanks
April 11, 2012

Chemistry
To produce 3.00 L of a 1.9 M solution of NaOH, how many grams of NaOH must be dissolved?
April 11, 2012

Math
thank you that helped alot
April 11, 2012

Math
ok so the point are A(3,0) and B(-4,6) and the question asks : the images of points A and B after a reflection in the line y=x. what im trying to ask is what axis does it go over the y or x axis?
April 11, 2012

Physics
I used that equation to solve for the contributions from each wire. I accidently used the equation for magnetic field for a loop (instead of this wire equation) the first time I submitted the homework problem. The angle was incorrect the first time I submitted it too, but it ...
April 10, 2012

Physics
The figure below shows two current carrying wires and the directions of the currents they carry. The wires carry the following currents: I1 = 7.1 A and I2 = 8.9 A. Wire 1 is at (0, 5.8) mm; wire 2 is at (15.1, 0) mm; point P is at (15.1, 5.8) mm. Wire 1 is pointing into the ...
April 10, 2012

Math (Algebra)
I am having a bit of trouble with the question stated below. I am home-schooled and learning math on your own has proven to be quite the difficult task. If someone could please explain how to do this as thoroughly as possible, I would greatly appreciate it. I honestly have no ...
April 10, 2012

Chemisty Help
for each of the molecules below, show the dipole you would expect. you must show the direction of the dipole - arrow head pointing toward the negative end. 1) CF4 2) CH3Cl
April 9, 2012

Chemistry
Addition of which of the following substances will increase the solubility of CuCO3 (s) in water ? CuCO3 ---- Cu^2+ (aq) +2 CO3^2- (aq) 1. Aqueous hydrochloric acid 2. Aqueous sodium carbonate 3. Solid copper (II) carbonate a) 1 only b) 2 only c) 3 only d) 1 and 3 only e) 1,2 ...
April 4, 2012

MathLog#4
But Steve, you used the equation 2x^n-1 rather than 2x^n+1, does that make a difference??
April 4, 2012

MathLog#4
Thank you guys so so so so much! I have been looking at this forever trying to see how to solve it, when it was right in front of me!! :D
April 4, 2012

MathLog#4
Simplify: ((2x^n)^2 - 1)/(2x^n-1) where x is an integer and n is a positive interger. for this one igot the answer the same as 2n^x+1, but will the value of the given expression be even, odd, or either? Please explain. :) Thank Yoo
April 4, 2012

MathLog#4
is the product of two linear functions always a quadratic function? Explain..
April 4, 2012

algebra
the binomial 8y^12+z^6 can be factored into a binomial and a trinomial. the binomial factor is (2y^4+z^2). whats the trinomial?
April 3, 2012

Physical Science
Distinguish between longitudinal and transverse waves. Do all waves fall into one or the other of these categories? If not, give an example of one that does not?
April 2, 2012

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