Tuesday
October 21, 2014

Posts by sarah


Total # Posts: 4,200

World History
The effect of a new greek middle class emerging and challenging nobles for power was : A. Athenians appointed solon to make reforms B. A form of government called an olligarchy emerged C. The government moved toward democracy D. Economic reforms were introduced I got A. In the...
January 9, 2012

World History
During the empire the roman legal system contributed to : A. The outbreak of cival war B. Further conquests C. The downfall of the emperor D. Unity and stablity I got D. Which of the following statements generally describes romes attitude towards the jews in palestine? A. They...
January 9, 2012

World History
How did pachacuti the sapi inca dominate an immense empire from his small kingdom in cuzco? A. His army had better weapons and recieved intense training B. People in the region thought he was the embodiment of the god zeus C. After he had subdued neighboring peoples he ...
January 9, 2012

World History
Thank You Ms.Sue :)
January 9, 2012

World History
How did conquests and control of trade routes benefit rome by about 133 B.C.? A. Conquests and control of trade routes improved the lives of small farmers. B. Conquests and control of trade routes reduced unemployment throughout the region. C. Conquests and control of trade ...
January 9, 2012

World History
Plato rejected democracy because of the executionof socrates. Why did Plato's student, Aristotle, reject democracy ? A. He felt reason should be left to politicans, not the people B. He thought it would lead to mob rule C. He distrusted a single strong all-prowerful ...
January 9, 2012

World History
What was the cause of the peloponnesian war ? A. Greeks sought revenge for the persian wars B. Sparta wanted control of the powerful athenian army C. A spartan murdered the athenian ruler pericles D. Many Greeks outside of athens resented athenian domination I got C. What is ...
January 9, 2012

History
How did the two superpowers that emerged during the cold war compete for influence over other nations ? A. The united states and germany competed through each countrys military developments leading to the arms race B. The coviet union and the united states competed by offering...
January 6, 2012

History
Following world war 11 what factors led to japans economic sucess? A. the adoption of eastern economic philosophy that emphasized supply and demand economy B. the concentration on the production of high-quality agricultural products C. efficient modern factories adapted to the...
January 6, 2012

History
In sowing seeds of peace the purpose of the camp on maine can best be decribed as A. to educate Arab and Israeli teens B. to give orphans of families destroyed by conflict a place to meet C. for arab and israeli teens to get to know each other as people not at enemies D. to ...
January 6, 2012

History
Which of the following is most symbolic of mother teresas dedication to working with the poor? A. She wore a blue-bordered sari like the one worn bo the poor women of india. B. She founded a new order in the poorest area of calcutta C. She resided among the poor in calcutta D...
January 6, 2012

History
sorry i b is my second chioce
January 6, 2012

History
Which of the following was an effect of growing cash crops in africa A. There was a food shortage B. Countries achive econmic independence C. Small formers became rich D. Governments neglected indutrial growth. I got D. Which is the biggest effect the radio had on the villiage...
January 6, 2012

history
The conflict between palestians and jews in palestine centered around A . Differences in religion B. The claim by both groups that it was there home land C. Disagreements over borders D . The role of the british in palestine I got B. Why did colonial borders cause problems for...
January 6, 2012

history
the civil war yugoslavia was fought A.between communists and anti communists B.between pro democracy supporters and followers of milosevic C.among serb, croats and muslims D. between northern and southern yugoslavia my choice is c
January 6, 2012

history
In the 1930s what did brazil do to restore its fallng economy? A. brizal moved away from dependence on a single export. B. brazil fozused efforts on forestry C. brazil restored its silk trade with china D. brazil privatized the nations buisness and restoed personlal buisness ...
January 6, 2012

history
Which of the following is not a reason there was a rowing spirit of nationalism in africa foloowing world war 2? A. African soliders who had fought parts of the world returned home disturbed by africas discrimination. B. Workers in war time defense industrys went on strike ...
January 6, 2012

History
sorry about the beginning it was on number lock then i forgot to fix it. ithink its a
January 6, 2012

History
i think its c
January 6, 2012

History
How did china influence the economic development od taiwan. A. Chinese buisness men invested in taiwanese companys. B. Taiwan grew economically because of chinas acceptance of captialism C. Chinas cultural revolution allowed taiwan to devolup its high technology industry D. ...
January 6, 2012

History
what was the result of partian of india in 1947? A. the division futher escalted the violence between pakistan muslims and indians hindus. B. the division resulted in two economically diversed regions C.lashes with british forces shaply divided the nation and lead to wide ...
January 6, 2012

history
how did oil crisis in the 1970s illustate the promblem of economic interdependence? A.all nations rely on oil. C. multinational corporation had brought new technologies to developing countries i think its a
January 6, 2012

history
Correction* I Got B.
January 5, 2012

history
How did the crises in the 1970s illustrate the problem of economic interpendence? A. All nations rely on oil and when nations with oil resources underwent political crises production was halted and prices soared creating economic shock waves. B. The dependence of the United ...
January 5, 2012

Physics
Thank you so much
January 4, 2012

Physics
I did that including making k=(1/2)mvsqared, and I changed 65mph to mps. I get 8.89 as my answer and the computer says I am wrong and should get 36.5 what am I missing
January 4, 2012

Physics
A car with bad shocks has a mass of 1500 kg. Before you go for a drive with three of your friends you notice that the car sinks a distance of 6.0 cm when all four of you get in the car. You estimate that the four of you together have a mass of 271 kg. As you are driving down ...
January 4, 2012

Physics
my computer re sent it sorries, i was only trying ot post it once
January 4, 2012

Physics
A car with bad shocks has a mass of 1500 kg. Before you go for a drive with three of your friends you notice that the car sinks a distance of 6.0 cm when all four of you get in the car. You estimate that the four of you together have a mass of 271 kg. As you are driving down ...
January 3, 2012

Physics Repost
A at disk of material has the same mass as the Earth, 5.98E+24 kg, and has a radius of 6.25 E+07 m. Point A is located a distance of 5.8E+06 m above the center of the disk. Point B is located right at the center of the disk. Treat all of the mass as if it were located in the x...
January 1, 2012

Physics
Right and I have two different masses that need to be multiplied. The my r0 is 6.25 E 7, and R is 5.8 E 6, but using these number i am still getting 1.48 E 9 and not 2.88 E 9, so I am not sure, I have tried it different ways, am I missing something obvious here?
December 31, 2011

Physics
So I get most of what the website is saying however, it says M squared, but I have two masses and only one radius, so I am still a little confused. Please help
December 31, 2011

Physics
A at disk of material has the same mass as the Earth, 5.98E+24 kg, and has a radius of 6.25 E+07 m. Point A is located a distance of 5.8E+06 m above the center of the disk. Point B is located right at the center of the disk. Treat all of the mass as if it were located in the x...
December 31, 2011

Maths
How many points would there be if you needed to draw a 21 lined mystic rose
December 30, 2011

Physics
3. A particle of mass 0.5 kg has velocity 2 m/s. It is moving at constant velocity along a line that passes 0.5 m away from the origin, as shown in the figure below. Rank the angular momentum of the particle when it is at the points A, B, and C from smallest to greatest. Point...
December 27, 2011

Physics
2. We have two vectors that line in the x-y plane. If we take the cross-product of those two vectors we know that a. the magnitude of the cross-product will always be equal to the product of the magnitudes of the two vectors. b. the magnitude of the cross-product will always ...
December 27, 2011

Physics
1. Consider the two vectors P and Q. The definition of P is P = 􀀃i × (􀀃i × 􀀃j). The definition of Q is Q = (􀀃i × 􀀃i) × 􀀃j . a. The magnitude of P is equal to the magnitude of Q. b. The magnitude of P...
December 27, 2011

Physics
I did check E and it is 20NM in the -Z So now I am even more confused.
December 27, 2011

Physics
the square was is the ^ on top of the i and j vectors. also does that mean 1-3 is correct?
December 27, 2011

Physics
1. I am thinking A since the vectors are techinqually the same and multiplication is associative 2. I am pretty sure it is E. 3.since the particle is not attached/drawn to the origin i believe it has no angular momentum and therefore B 4. 5 times 2 is 10 so C or D so I am ...
December 27, 2011

Physics
1. Consider the two vectors P and Q. The definition of P is P = 􀀃i × (􀀃i × 􀀃j). The definition of Q is Q = (􀀃i × 􀀃i) × 􀀃j . a. The magnitude of P is equal to the magnitude of Q. b. The magnitude of P...
December 27, 2011

statistics
Facebook reports that the average number of Facebook friends worldwide is 175.5 with a standard deviation of 90.57. If you were to take a sample of 25 students, what is the probability that the mean number Facebook friends in the sample will be 190 friends or more?
December 19, 2011

Physics
A basketball player, standing near the basket to grab a rebound, jumps 65.6 cm vertically. How much time does the player spend in the top 10.7 cm of his jump
December 17, 2011

English
true or false 1)true or false, diction, rhythm,phrasing,sentence length,and other features of language make up a writer's style 2)in the story a pair of silk stockings, irony is not important to the theme 3)in the white heron, the white heron means the same things to ...
December 17, 2011

author
b a b c b a
December 16, 2011

vocab
8)dialog
December 16, 2011

algebra
COrrect ! great job
December 16, 2011

physics
A bullet with mass m = 5.21 g is moving horizontally with a speed v=367 m/s when it strikes a block of hardened steel with mass M = 14.8 kg(initially at rest). The bullet bounces o the block in a perfectly elastic collision. (a) What is the speed (m/s) of the block immediately...
December 15, 2011

Physics
A 645-kg elevator starts from rest. It moves upward for t = 3.13 s with a constant acceleration until it reaches its constant cruising speed of v = 1.26 m/s. It moved 2.75m during that time. a) What is the average power (W)is delivered by the motor during the initial ...
December 14, 2011

Physics
Thanks that really helped. You get 3.88 if for vi you plug in the 2.13. Now I got it thanks
December 14, 2011

Physics
A bucket of mass M = 5.47 kg is attached to a second bucket of mass m = 3:52 kg by an ideal string. The string is hung over an ideal pulley. Mass M is started with an intial downward speed of 2.13m/s. What then is the speed of mass (M) after it has moved 2.47m? The answers is ...
December 14, 2011

Physics
The answer should be 9.35m/s and I keep getting 9.40? What am I doing wrong
December 14, 2011

Physics
A bucket of mass M = 5.47 kg is attached to a second bucket of mass m = 3:52 kg by an ideal string. The string is hung over an ideal pulley. Mass M is started with an intial downward speed of 2.13m/s. What then is the speed of mass (M) after it has moved 2.47m?
December 14, 2011

Physics
A bucket of mass M = 5.47 kg is attached to a second bucket of mass m = 3:52 kg by an ideal string. The string is hung over an ideal pulley as shown in the gure. Mass M is started with an initial downward speed of 2.13 m/s. What then is the speed (m/s) of mass M after it has ...
December 13, 2011

Physics
A crate of mass 0.812 kg is placed on a rough incline of angle 35.3 degrees. Near the base of the incline is a spring of spring constant 1140 N/m. The mass is pressed against the spring a distance x and released. It moves up the slope 0.154 meters from the compressed position ...
December 13, 2011

Calculus
I'm doing test corrections, and it's been a few weeks since we did this, so I'm a little fuzzy. I'm supposed to find the zeros, relative extrema, and inflection points of f(x) = x^3 - 6x^2 + 3x + 10. The zeros would be -1, 2, and 5 right? Then I would take the ...
December 13, 2011

Physics
A ball is falling through the air. It has just two forces acting on it, its weight and air resistance. Which of the following statements is true? a. There are only conservative forces acting on the ball. b. There are only nonconservative forces acting on the ball. c. There are...
December 12, 2011

Math
Jared, the bank teller, has a total of 124 bills in fives and tens. The total value of the money is $840. How many of each kind does he have?
December 12, 2011

Physics
A spring gun is made by compressing a spring in a tube and then latching the spring at the compressed position. A 4.97-g pellet is placed against the compressed and latched spring. The spring latches at a compression of 5 cm, and it takes a force of 9.12 N to compress the ...
December 11, 2011

physics
A pendulum of length L=26.0 cm and mass m= 168 g is released from rest when the cord makes an angle of 65.2 degrees with the vertical. (a) How far (m) does the mass fall before reaching its lowest point. (b) How much work (J) is done by gravity as it falls to its lowest point...
December 11, 2011

Physics
14. You throw a 2 kg. Stone straight up into the air with a velocity of 6m/s. What is the max height of the stone and the total time it takes for it to come back down?
December 7, 2011

Physics
14. You throw a 2 kg. Stone straight up into the air with a velocity of 6m/s. What is the max height of the stone and the total time it takes for it to come back down?
December 7, 2011

Physics
14. You throw a 2 kg. Stone straight up into the air with a velocity of 6m/s. What is the max height of the stone and the total time it takes for it to come back down?
December 7, 2011

Physics
14. You throw a 2 kg. Stone straight up into the air with a velocity of 6m/s. What is the max height of the stone and the total time it takes for it to come back down?
December 7, 2011

US History
What three parts make up the supreme law of the land?
December 5, 2011

Math
Jamie is a quality control specialist. He is required to check 180 rubber balls out of a shipment of 18,000for defects. He finds that 3 are defective. Of the balls in the bin, he predicts there will be 300 balls defective. What percent if the rubber balls are not defective?
December 1, 2011

Math
Jamie is a quality control specialist. He is required to check 180 rubber balls out of a shipment of 18,000for defects. He finds that 3 are defective. Of the balls in the bin, he predicts there will be 300 balls defective. What percent if the rubber balls are not defective?
December 1, 2011

Chemistry
Calculate the pH at the halfway point and at the equivalence point for each of the following titrations.100.0 mL of 0.56 M HCl titrated by 0.28 M NaOH halfway point equivalence point
November 30, 2011

Chemistry
Calculate the pH at the halfway point and at the equivalence point for each of the following titrations.100.0 mL of 0.56 M HCl titrated by 0.28 M NaOH halfway point equivalence point
November 30, 2011

Chemistry
Calculate the pH at the halfway point and at the equivalence point for each of the following titrations.100.0 mL of 0.56 M HCl titrated by 0.28 M NaOH halfway point equivalence point
November 30, 2011

Phsyics
A 110- crate, starting from rest, is pulled across a floor with a constant horizontal force of 380 . For the first 11 the floor is frictionless, and for the next 11 the coefficient of friction is 0.33.What is the final speed of the crate?
November 28, 2011

early chilhood development class or edu
lord cause I looked in the book and nothing but I think B.
November 27, 2011

early chilhood development class or edu
A safety factor that is important to successful nutrition education activities is: Answer a. allowing children to cook on burner tops b. preplanning all steps of the activity c. allowing children to taste from cooking pots d. providing boxes for children to stand on while ...
November 27, 2011

cook
a. nutrients are conserved b. food shrinkage is minimized c. waste due to overcooked and/or burned food is prevented d. all of the above
November 27, 2011

cook
Appropriate cooking methods are cost-efficient because:
November 27, 2011

algebra
write down each step of the procedure you used, using the slope-intercept method. For the following equation: 4x + 6y = 48
November 26, 2011

algebra
write down each step of the procedure you used, using the slope-intercept method. For the following equation: 4x + 6y = 48
November 26, 2011

Physics
How do I find the binding energy for the nuclei of Lithium 6. The equation I'm using is : B(N,Z)=Z*m(0,1)*c^2+N*(mass of n)*c^2-m(N,Z)*c^2. B(N,Z)=3*(1.00783u*1.66E-27kg)*(3E8 m/s)^2+3*(1.008664u*1.66E-27kg)*(3E8 m/s)^2-(6.015u**1.66E-27kg)*(3E8 m/s)^2 B(N,Z)= 4.84056E-12 ...
November 26, 2011

Calculus - Optimization
31246
November 24, 2011

physics
Question Part Points Submissions Used 1 –/1 0/2 Total –/1 A rigid tank contains 1.40 moles of an ideal gas. Determine the number of moles of gas that must be withdrawn from the tank to lower the pressure of the gas from 21.6 atm to 5.90 atm. Assume the volume of the ...
November 23, 2011

Algebra
"Did you hear about..." Its 12 words btw
November 22, 2011

chemistry
Acid dissociation constant for HNO3+H2O-H3O+ +NO3= I have [H3O+][NO1-3]/[HNO3] Do I have this right?
November 22, 2011

chemistry
Conjugate base of acid H3PO4= I have H2PO-4 Is this correct?
November 22, 2011

chemistry
Acid, base, or salt? I have H2SO4= Acid, KOH= Salt, MgCl2= Salt, and NH3= Base Are these correct?
November 22, 2011

trigonometry
Evaluate and round your answer to the nearest hundredth. csc(-120o)
November 21, 2011

chemistry
I got 17.14= 17.1M. Is this correct? Thank you
November 21, 2011

chemistry
6.00M HCl
November 21, 2011

chemistry
You leave a 20.0ml of 6.00m HCl on the counter. If 7.00ml of water evaporates out of container overnight. Whats the new molarity?
November 21, 2011

chemistry
I went through the equation three times. I got 0.125 M NaOH. Is this correct? Thank you
November 21, 2011

chemistry
What is molarity of solution made by combining 10.0g of NaOH with enough water to reach a total volume of 2.00L?
November 21, 2011

chemistry
Thank you so much, i really appreciate it!
November 21, 2011

chemistry
Calculate the mass percent concentration of a solution made by dissolving 5.00g of NaCl in 25.0g of water? I got 5.00g/25.0g=0.2 x 100= 20% Is this right?????
November 21, 2011

chemistry
How many moles of ammonium chloride could be found in 100g of water at 70 degrees celsius?
November 21, 2011

chemistry
How many grams of ammonia can dissolve in 100g of water at 22 degrees celsius?
November 21, 2011

Chemistry
the mass is 225 lb
November 21, 2011

Chemistry
How do you convert 25.0 mg/mL to cc?
November 21, 2011

ALGEBRA
40+10+50
November 20, 2011

math
the regular price of a Zebra-FX skateboard is $180, but is on sale at a 25% discount A. How much is the discount? B. What is the sale price?
November 18, 2011

physics
A block of mass m is held against a spring of spring constant k which is compressed a distance Ax. On the shaded region (d = 2 m), there is a coefficient of kinetic friction = 0.3 microcontroller, which then applies the rest of the course takes place without friction. The loop...
November 17, 2011

Algebra
-5x*-4 -5*-4 +8x = 20x+ 20+ 8x = 28x+ 20
November 16, 2011

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