Saturday
October 25, 2014

Posts by Sabrina


Total # Posts: 449

Physics
A satellite in circular orbit around the earth has an orbital speed of 5 km/s. What is the period of the orbit? Assume the mass of the Earth is 5.98e24 kg.
October 19, 2014

Social studies
Thank you soooooooo much
October 9, 2014

Social studies
But I have to turn this assignment tomorrow
October 9, 2014

Social studies
Oh okay and could you give me the best ending if so
October 9, 2014

Social studies
It was late 1540s. The skies were clear when we set sail from England. The was sailing to Hawaii to find some precious gold and Jewell basically treasure. So before that we got ready by packing few important stuff that we might be needing throughout this journey. Food was one ...
October 9, 2014

Social studies
Could you read my story after I finish writing it please
October 9, 2014

Social studies
But there is no answer below
October 9, 2014

Social studies
Write a one page story a about an explorer (can be you) Include: where you would explore ( Fiji land) Transportation to get there, food, clothing tools,weapons. All Fromm 1400s or 1500s Does not need current times
October 9, 2014

Social studies
Ms.sue you know the question I wrote yesterday could give me the starting point of that story pleas
October 9, 2014

Math
write these pairs with common denominators 5/8 and 1/2 ?
October 9, 2014

Physics
A ship is sailing west at 5km/h relative to land.To people on the ship, a balloon appears to move away horizontally at 10km/h versus east. A)what is the wind velocity relative to land? B)What is the distance travelled by the balloon in 30 min 1)For a person at rest on the ship...
October 8, 2014

Social studies
Ms.Sue but how do I make all of this information into a big huge story. Could you give me the starting point. And could you tell me a place which actually matches the info. You gives me pleas.
October 8, 2014

Social studies
Well the things I want to know about the story is the transformation to get there in 1400s or 1500s, food in those days, clothing, tools, weapons that I would be needing in those days
October 8, 2014

Social studies
Write a one page story a about an explorer (can be you) Include: where you would explore ( Fiji land) Transportation to get there, food, clothing tools,weapons. All Fromm 1400s or 1500s Does not need current times
October 8, 2014

Physics HELP
Two blocks of masses m1 = 6 kg and m2 = 6 kg are on either side of the wedge shown in the figure above. Find their acceleration and the tension in the rope. Ignore friction and the pulley.
October 7, 2014

Physics HELP
Two blocks having mass m1 = 6 kg(m1 on ramp of 30 degrees) and m2 =3 kg are connected by a light rope and slide on a frictionless surface as in the figure below. A force F = 10 N acts on m2 at 20 degrees relative the horizontal. Find the acceleration of the system and the ...
October 7, 2014

Science
make an observation of food waste occurring in your home and write at least two sentences describe the waste that has occurred.
October 7, 2014

Physics
Two blocks of masses m1 = 6 kg and m2 = 6 kg are on either side of the wedge shown in the figure above.(m1 on ramp of 30 degrees and m2 on ramp of 60 degrees) Find their acceleration and the tension in the rope. Ignore friction and the pulley.
October 6, 2014

Physics
Block B has a mass of 4.2 kg and block A has a mass of 2.6 kg. They are in contact and slide over a frictionless horizontal surface. A force of 11 N acts on B.(force applied on block b then block a , they are beside each other) what is the force on B due to A if the blocks are...
October 6, 2014

Physics
A particle of mass 2 kg has an initial velocity of (4.5i + 3.5j) m/s. It is acted on by a force (5i -2j) N for 2 s. What is its final velocity?
October 6, 2014

Math
Find lim h->0 [f(2+h)-f(2)]/h where f(x)=|x-5|-7
October 2, 2014

Math
find limit of h->0 [f(8+h)-f(8)]/(h) where f(x)=sqrt(x)-8
October 1, 2014

British Literature
I have to write a compare and contrast essay of the characterization of Sir Gawain and The Wanderer and I can't really find a difference between the two characters. I've found many ways I can compare the characters, but no differences. I need help finding a contrast ...
September 24, 2014

chemistry
For the decompostion of gaseous dinitrogen pentaoxide, 2N2O5(g)--->4NO2(g) +O2(g) . The rate constant is k=2.8 x 10^-3 at 60 degrees C. The initial concentration of N2O5 is 2.45 mol/L. What is (N2o5) after 5.00 min? What fraction of the N2o5 has decomposed after 5 min?
September 14, 2014

chemistry
What mass of cesium bromine must be added to a 0.500 liter of water (d=1.00 g/ml) to produce a 0.981m solution? what are the mole fraction and mass percent of CsBr?
September 8, 2014

Algebra 1
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of $800. What is the monthly rate of change for the student’s checking ...
August 21, 2014

Biology
Diagram the genotypes of the P1 pea plants from the previous four questions by placing the correct answer on its correct place.
August 12, 2014

Math
How do I work this problem? A license plate is to consist of 2 letters followed by 5 digits. Determine the number of different license plates possible if repetition of letters and numbers is not permitted. is this correct 26*26*10*10*10*10*10= 67,600,000
July 9, 2014

Physics
a student pushes on a desk with a force of 75 N causing it to begin sliding. if the desk weighs 400 N then calculate the coefficient of static friction between the desk and the floor
July 8, 2014

math
-4x-4y=12 16y=-16x-48 identify the solution of the system or equatuions
April 19, 2014

CULTURAL DIVERSITY
A story narrative is probably Asian if it is i put B. episodic, event-driven,and contain judgmental remarks can someone check my answer
April 13, 2014

CULTURAL DIVERSITY
young children's functional use of language within a work context is often observed in ? i put D. native american cultures
April 13, 2014

exceptionall children
transactional relationship exist in families because .my answer is b. children and adults influence each others behavior
March 14, 2014

ENG 122
When using the BEAM style of evaluation, which of the following is UNLIKELY to occur? (Points : 1) Writers will probably meet all research needs. Writers will need multiple examples of all four kinds of sources. Any single source will probably feature more than one of the BEAM...
March 13, 2014

The Power of Media
#1. Which of the following is an example of a print medium? a) a blog b) a newspaper c) a magazine’s website d) all of the above ******* #2. Which of the following is an example of a public service announcement, or PSA? a) a commercial advertising an unscented detergent b...
February 25, 2014

Grammar
I know right! Thanks Steve! :-)
February 20, 2014

Grammar
Oops Sorry, Here is the correct way: At the end of some passages there ______ trapdoors into the dungeons. a.) are ******* b.) is
February 20, 2014

Grammar
Choose the right form of the verb for the sentence below: At the end of the some passages ___________ trapdoors into the dungeons. a.) are ******* b) is
February 20, 2014

Math-----Thanks Damon
Thanks Damon for checking my answers! :-)
February 19, 2014

Math ~ Check Answers ~
Shut up!
February 19, 2014

To Like_A_Boss
Like_A_Boss I said check not do my Homework! OK! so mind your own business!!!!
February 19, 2014

Math ~ Check Answers ~
A system of linear equations is shown below. 5X = 3y - 2 y = X + 4 What is the x -coordinate of the solution? a.) 2 b.) 4 ***** c.) 5 d.) 1 Jean needs to graph the function below. y = 7x ^2 + 8x -6 How many times should the graph of this function intersect the x-axis? a.) 3 b...
February 19, 2014

SCIENCE HELP ASAP! :)
Tell ur mommy to check it
February 19, 2014

SCIENCE HELP ASAP! :)
Do your own "Homework"!
February 19, 2014

social studies
OK.
February 13, 2014

social studies
during the early 1800s, the United States tried to make peace with countries in order to grow and develop. Give an example of one of these peace efforts and briefly explain what it hoped to accomplish. Can I use or write about the Louisiana Purchase?
February 13, 2014

social studies
during the early 1800s, the United States tried to make peace with countries in order to grow and develop. Give an example of one of these peace efforts and briefly explain what it hoped to accomplish.
February 13, 2014

cyber-bullying
Thanks !
February 13, 2014

cyber-bullying
Charles sends Julia text messages every morning insulting her appearance and threatening to hurt her. He writes unflattering description of her on blog and on his own personal website a. identity theft b. cyberstalking c. online arguing d. cyberbullying **** What is the best ...
February 13, 2014

social studies
During The early 1800s, the US tried to make peace with other countries in order to grow and developed. Give 2 examples of these countries and what the US hoped to accomplish.
February 12, 2014

Science
43Lb has a half life of 42 minutes. If you start with 100 grams, how many grams will you have after 84 minutes?
January 28, 2014

trig
write a formula f*g*h when f(x)=x+1, g(x)=3x, h(x)=4-x
January 12, 2014

physics
A pelican flying along a horizontal path drops a fish from a height of 4.3 m. The fish travels 8.3 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s
January 11, 2014

culturally diverse
CAN SOMEONE CHECK MY ANSWER
December 29, 2013

culturally diverse
D. native american cultures
December 29, 2013

General Physics 2
A dead battery is charged by connecting it to the live battery of another car with jumper cables. Assume that V = 9 V and R = 0.80 Ù. Determine the current in the starter. Determine the current in the dead battery.
October 27, 2013

Physics
Consider two straight conductors of length 0.9m, carrying current of 19.9A and 12A respectively. If they are placed 0.3m apart, what is the value 10^6 ×F, where F is the magnitude of the force (in N) between these two conductors. Express the answer with one decimal place.
October 24, 2013

Algebra 1
THE PRODUCT OF G AND 2 IS LESS THAN OR EQUAL TO 6
October 15, 2013

Chemistry
What is the compound formula for Cation: Na+ and Anion: CN-
September 29, 2013

chemistry
The radius of a aluminum atom is 143 pm. How many aluminum atoms would have to be laid side by side to span a distance of 4.90 mm?
September 21, 2013

chemistry
are these two statements true? (a/b)^x = a^x - b^x and (x^a + x^a+b) / (1+x^b) = x^a
September 15, 2013

Chemistry
When 25.302 is divided by 56.743, the answer should be reported to ____ significant digit(s). The result of the division, 25.302 / 56.743, reported to the correct number of significant digits is _______ When 56.743 is subtracted from 25.302, the result should be reported with ...
September 15, 2013

Algebra
Find the coordinates of the vertex and determine whether the graph opens up or down. y=-x^2+x-5
May 7, 2013

Statistics
A certain lottery is won by selecting the correct four numbers from 1,2....30. The probability of winning if the rules are changed so that in addition to selecting the correct four numbers you must now select them in the same order as they are drawn?
May 4, 2013

Physics
Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.
April 23, 2013

Probability
If I have a bag filed with 6 marbles, 2 blue marbles, and 4 yellow marbles, and I had to pick one from the bag, what is my sample space?
April 16, 2013

Probability
If I have a bag filed with 6 marbles, 2 blue marbles, and 4 yellow marbles, and I had to pick one from the bag, what is my sample space?
April 16, 2013

Probability
If I have a bag filed with 6 marbles, 2 blue marbles, and 4 yellow marbles, and I had to pick one from the bag, what is my sample space?
April 16, 2013

Chemistry
Calculate the volume of 1.0 M copper(II) sulfate solution required to completely react with 1.0 g of Fe(s) according to this equation: 2 Fe(s) + 3 Cu^2+ (aq) --> 2 Fe^3+ (aq) + 3 Cu (s). the copper in the reactant has a charge of 2+ and the iron in the product has a charge ...
March 5, 2013

Anatomy and Physiology II
1. Which answer below includes all the phases of respirations? A. Breathing, pulmonary ventilation, gas transport, and cellular respiration B. Pulmonary ventilation, external respiration, internal respiration, and gas transport C. Inhalation, external respiration, gas ...
March 3, 2013

Anatomy and Physiology II
A 45 year-old female has thyroid disease. Because specific prosperities of the thyroid gland classify it as an endocrine organ, you conclude that this disease is an endocrine disease. Which answer below best describes the properties that classify the thyroid as an endocrine ...
March 3, 2013

math
1.) $850 plus 8% on sales of $8,000 2.) $1,200 plus 4.5% on sales of $6,500 3.) You purchase 9 1/2 yards of fabric at $11.00 per yard. If there is a 7% salesb tax, what is the total cost of the fabric
February 26, 2013

Principles of Management
Riya, a manager, calls a meeting of her subordinates to tell them about the new benefits package.Riya is performing the _______role. A. Disseminator B. Monitor C. Spokeperson D. Negotiator My answer: A 2nd question: Namibia has a law that prohibits foreign companies from ...
February 19, 2013

Math
2/12x-3/12=8/12 A. x=5/2 B. x=11/2 C. x=11/12 d. x=11/6 My answer: B
February 19, 2013

Anatomy and Physiology
Which answer below includes all the phases of respiration? A.Beathing,pulmonary ventilation,gas transport, and cellular respiration B.Pulmonary ventilation, ecternal respiration, internal respiration,and gas transport C.Inhalations, ecternal respiration, gas transport, and ...
February 18, 2013

Peinciples of Management
a 31 year old female contracted HIV human immunodeficiency syndrome) Ordinarily harmless infections are deadly to her. Which answer below best explains how her antibody-response (b cell immunity) became weakened even though HIV primarily infects cells involved in T cell ...
February 18, 2013

Medical Terminology
Your boss expects you to stay late to cover the workload of a coworker who is out sick,but you are supposed to help your mother with some work on her house tonight. your are suffering from: 1. role overload 2. role conflict 3. role ambiguity 4. learned helplessness My answer: ...
February 18, 2013

chemistry
oh ok
February 10, 2013

chemistry
thanks anyways
February 10, 2013

chemistry
you cant prove a thing!!!!!
February 10, 2013

chemistry
i dont know what you are talking about.
February 10, 2013

chemistry
Which of the following is not an example of a science? geology astronomy astrology ecology
February 10, 2013

Science
Sarah heated two cubes of aluminum to 50 degrees celsius. Cube B has a volume of two cubic centimeters. If the cubes do not touch each other, which of these statements is true? A. Cube A has a higher temperature than cube B. B. Cube B has a higher temperature than cube A C. ...
February 5, 2013

health
Milk
February 1, 2013

psychology
how has the definition of social faciliation evolved over time
January 18, 2013

math
zoomer bix plans to but a microcomputer that costs $690, excluding sales tax. if the sales tax rate is 5 1/2% how much tax will zoomer have to pay
January 10, 2013

math
3 - 2 x _____ = 1 ? please explain how to answer
December 13, 2012

math
x+3+7=5(x-4) solve for x?
December 13, 2012

CHEMISTRY
Use the Nernst equation and data from Appendix D to calculate Ecell for each of the following cells. Enter your answer with 3 significant digits. Enter scientific notation as 1.23E4. (a) Mn(s) | Mn2+(0.11) M || Cr3+(0.24 M), Cr2+(0.11 M) | Pt(s) ____________ (b) Mg(s) | Mg2+(0...
November 30, 2012

CHEMISTRY
cell diagram:H2(g,1atm) Pt Enter part(a), (c) with 2 siginificant digits and part(b) with 3 siginificant digits. Enter scientific notation as 1.23E4. (a) What is Ecell if the unknown solution in the half-cell on the left has pH = 4.94? ____________ (b) What is Ecell if the ...
November 30, 2012

CHEMISTRY
Suppose that you have 0.500 L of each of the following solutions, and an unlimited supply of water. (Note: C9H7NHBr is a salt containing the ions C9H7NH+ and Br− and C9H7N is quinoline, an organic base with pKb = 6.24 at 298 K. If you like, you may represent C9H7NH+ as ...
November 27, 2012

CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L-1 CH3CH2NH2 (aq) is titrated with 0.150 mol L-1 HI(aq) solution at 298 K. (a) Write a balanced chemical equation for the neutralization reaction upon which ...
November 27, 2012

CHEMISTRY
The half-cell, Tl | Tl+(1 mol L-1), is connected to a Pt | H+ | H2(1 atm) half-cell in which the concentration of H+ is unknown. The measured cell voltage is 0.0841 V and the Pt | H2 | H+ half-cell is the cathode. Standard reduction potentials are given on the next page. (a) ...
November 27, 2012

social studies
Which of the following nineteenth-century inventors is associated with Menlo Park in New Jersey a.Gustavus F. Swift b.Cyrus W. Field c.Alexander Graham Bell d.Thomas Alva Edison
November 23, 2012

social studies
If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the
November 23, 2012

Physics
A speed skater moving across frictionless ice at 9.0 hits a 5.1 -wide patch of rough ice. She slows steadily, then continues on at 6.4 . What is her acceleration on the rough ice?
October 8, 2012

advanced algebra
ms. driva reck drove from her home to a service station at 48 km/h. she returned home by bike at 16 km/h. the entire trip took 4 hours. How far was the service station from ms. reck's home?
October 4, 2012

3rd grade Math
2468101214161820222426283032343638404244464850525456586062646668707274767880828486889092949698100
October 2, 2012

chemistry
Which of the following elements is synthetic? uranium iodine helium nobelium
September 25, 2012

chemistry
How many electrons are in the outermost principal energy level of an atom of nitrogen in the ground state?
September 25, 2012

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