Saturday
December 10, 2016

Posts by Ana

Total # Posts: 1,286

Math
Student A, B and C con complete a puzzle in 20 min, 15 min, and 30 min respectively. If all three student work together, how long will it take to complete the puzzle?
November 16, 2015

Math
Thank you
November 16, 2015

Math
It take peter 5 hours to pain a Room. It takes Juan 3.75 hours to paint a Room. How much time would it take for them to paint the Room together?
November 16, 2015

Chem
Slats such as barium chromate and calcium oxalate are generally insoluble in water. The addition of his enhance their solubility. Explain why.use chemical equations to highlight your arguments.
November 14, 2015

science
Earth titled axis affects the strength of sunlight in different places of earth's surface. If you are in an area that receiving less direct sunlight,where are you located? a) near the equator b) near the north pole c) near the south pole d) near the north or south pole*** ...
November 5, 2015

science
erosion and weathering are examples of which types of forces? A constructive forces B destructive forces***** C gravitational forces D inertia-related forces please check my answer
November 5, 2015

us history
hi
November 1, 2015

us history
1)Which of these was a precedent that George Washington set? a) constitutional amendment process b) formal presidential dinners c) singing of the national anthem d) use of a president cabinet ** _____________________________________ 2)Read the following paraphrase from George ...
November 1, 2015

us history
What event led to the U.S. purchase of the Louisiana Territory? A)The burning of a U.S. Navy ship in the First Barbary War *** B) The U.S. Supreme Court's decision in Marbury vs. Madison C)The successful Haitian slave revolt d)Napoleon losing money in his European wars ...
October 31, 2015

us history
Lewis and Clark traveled from St. Louis, which is beside the Mississippi River. Which of the following correctly describes the land they saw as they traveled to the Pacific Northwest? A) Flat and low around the Mississippi River, with a sharp and sudden rise to the Rocky ...
October 31, 2015

us history
Read the following paraphrase from George Washington's Farewell Address and answer the question that follows. People have the right to make and alter their governments. But the Constitution is sacred law until changed by the whole people together. The very idea of the ...
October 31, 2015

us history
Which of these was a precedent that George Washington set? a) constitutional amendment process b) formal presidential dinners c) singing of the national anthem d) use of a president cabinet ** please check if i am right thanks! :)
October 31, 2015

us history
what factor caused the anger that led to the Boston massacre? a) Boston was occupied by the British soldiers. b) the colonists did not like the system of British taxes********* c) some american colonist disagreed with he kings policies.******** d) the British thought some ...
October 31, 2015

math
10x-4
October 31, 2015

us history
which answer best explains the contributions of women during the revolutionary war? a) women were in charge of the horses and artillery during the revolutionary war. b) women often poisoned British troops stationed in their towns during the revolutionary war. c) women served ...
October 31, 2015

us history
Reed would it be b?
October 30, 2015

us history
which cash crops were the most successful in the international interdependence system? A) cotton, corn, squash, hemp b) indigo, cotton, rice, tobacco c) indigo, corn, potatoes, rum*** d) tobacco, corn, rice, pumpkins please help i think it is c please check thanks!:)
October 30, 2015

us history
which of the following describes the first British colony at Jamestown? a) it did not have the right sol and climate for tobacco crops. b) the settlers there had a lack of fresh water. c) the colony would not have thrived without the Powhatan tribe.****** d) the harsh climate ...
October 30, 2015

us history
Ms. Sue is it d?
October 30, 2015

us history
Use the passage to answer the following question: I can see no reason to doubt but the imposition of taxes, whether on trade, or on land, or houses, or ships, on real or personal, fixed or floating property, in the colonies is absolutely irreconcilable with the rights of the ...
October 30, 2015

us history
Ms.Sue please help
October 30, 2015

us history
Many Floridians are concerned about gun control. Some people believe that limiting access to firearms may make the nation safer. Others believe that this goes against their rights as Americans. What about a compromise? Keep all firearms, but add a new, large tax on ammunition...
October 30, 2015

us history
thank you very much! :)
October 30, 2015

us history
I think it is a am i correct? Ms. Sue?
October 30, 2015

us history
read this quotation ¨of representation in congress is to be determined by the number of people who live in each state should slaves be counted?¨ At the constitutional convention how would someone form a southern state most likely respond? a) yes, they love in our state...
October 30, 2015

us history
ok i finished my research and I am going for A would I be correct? Ms.Sue?
October 30, 2015

us history
Ms. Sue would it be b or a i now strongly think it is one of them please help.
October 30, 2015

us history
what did john smith and Anne Hutchinson have in common? a) both were thought as trouble makers b) both were governors upon arrival in america. c) both were puritans who lived in the new England. ** d) both had agreements with the puritans. please help thank you very much!
October 30, 2015

Physics
A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional force on the box?
October 27, 2015

Physics
What is the resultant of a vector that has components 25 m/s east, and 25 m/s north?
October 27, 2015

Physics
If you were on the moon and fired a projectile, the maximum range you could achieve would occur with an angle of (in degrees): **So I'm guessing it would be at angle 45-50?**
October 27, 2015

11 Grade College Prep Math-Based Physics
Not good at physics, so could someone check these practice test questions please? Explanations are appreciated. 1. Which of Newton's Laws says you cannot touch anything without being touched? a) 4th b) 2nd c) 1st d) 3rd *** 2. A 3.00 kg ball is dropped from rest from the ...
October 27, 2015

Physics
A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional force on the box?
October 27, 2015

11 Grade Math-Based Physics
Could someone check these practice test questions over for me? I'm not good at physics at all, so I would love an explanation. 1. A projectile is shot an angle into the air. Neglecting air resistance... 1a. It's horizontal acceleration is a) 9.8 m/s^2 b) 0.0 m/s^2 *** ...
October 27, 2015

us history
b? Ms. Sue,
October 26, 2015

us history
which of the following represents the civic virtue of diversity? a) being open to the opinions of others b) seeking honesty in oneself c) arguing a point based on facts d) focusing on individual rights** please help thanks very much
October 26, 2015

us history
what was the goal of the alien and sedition acts? a) to stop immigration into the united states b) to decrease the power of president c) to increase the freedom of the press** d) to limit criticisms of the government** please help i am stuck with c and d
October 26, 2015

us history
which of the following illustrates the concept of civic virtue? a) helping the economy grow b) doing things for the common good ** c) making the government strong d) becoming wealthy individual please help thanks means alot
October 26, 2015

us history
which of the following is the most important political result of the election of 1800? A)it proved that the nations who thought the united states would not last were right. b)it proved that unpopular law and actions could get a sitting president reelected. C)it showed that ...
October 26, 2015

science
Ms.Sue please help
October 19, 2015

science
Which of the following is an example of inbreeding? A) a farmer chooses the cos in his or her herd that produce he most milk and breeds only those cows. b) a farmer chooses the cows in his or herd that produces the most milk and breeds them with cows that get sick less often. ...
October 19, 2015

science
PsyDAG and Ms.Sue can you check my answers 1) d 2) b thank you
October 19, 2015

science
Studies conducted in England during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in A) nutrition b) family size...
October 19, 2015

chemistry
A student mixes four reagents together, thinking that the solutions will neutralize each other. The solutions mixed together are 50.0 mL of 0.100 M hydrochloric acid, 100.0 mL of 0.200 M of nintric acid,500. mL of 0.0100 M calcium hydroxide, and 200.0 mL of 0.100 M rubidium ...
October 15, 2015

us history
I think it is d
October 14, 2015

us history
Ms.Sue please help
October 14, 2015

us history
What did the founders mean when the wrote ¨to form a more perfect union?¨ A) a military would be formed to protect against foreign threats. b) a court system would be formed to resolved disputes between citizens. c) a process will be created to solve disputes between ...
October 14, 2015

language arts
in ¨Harriet Tubman¨ what main idea do the details about William still´s records support? A) the fugitives´ trip north was difficult. b) the escaping slaves were not able to carry much with them as they traveled north. c) Harriet Tubman was justified i ...
October 14, 2015

language arts
Ms.Sue I think 1) A ?
October 14, 2015

language arts
1)b 2)c 3)c please check them for me Ms. Sue
October 14, 2015

language arts
which sentence uses the future tense of the verb to go correctly? a) she has gone to Paris only once. b) she is going to Paris this season c) she will go to Paris next autumn. d) she´s been going to Paris for years. which of the following words or phrases is closets in ...
October 14, 2015

language arts
thank you very much Ms.Sue
October 14, 2015

language arts
Ms. Sue please help
October 14, 2015

language arts
so would it be b or c?
October 14, 2015

language arts
Which of the following sentences has the correct verb? a) yesterday Denise hikes to the top of the mountain. b)yesterday Denise hiked to the top of the mountain. c)yesterday Denise has been hiking to the top of the mountain. d) yesterday Denise will hike to the top of the ...
October 14, 2015

Math Decimals
Jason has 4 tiles. Each tile has a number printed on it. The numbers are 2,3,6, and 8. A decimal number is formed using the tiles and the clues. Be a math detective and find the number. Clues: digit in tens place is the greatest number. digit in tenths is less than the digit ...
October 12, 2015

physics
"A 3.5 kg monket is suspended motionless 35 meter above the ground by holding two vines (a vertical vine and a diagonal vine)" We need to find the tension force in the diagonal vine as well as the angle of the diagonal vine with respect to the y axis. I'm having ...
October 11, 2015

physics
The problem propmpts us with the info: "Two friends play with a card-board box on a grassy hill side. The boy in the box has a mass of 50.0 kg and the box has a mass of 5.00 kg. The incline of the hill is 44° and its height is 10 meter. Assume that friction plays a ...
October 11, 2015

Biology
List 3 differences between eukaryotic and prokaryotic genomes. Describe how one of these differences might impact laboratory applications. What are two issues that might arise when genetically engineering a prokaryotic cell to express a eukaryotic protein. I know three ...
October 8, 2015

Health. Please check answers
yo is right i just took it. i got all of it right
October 7, 2015

language arts
i think it is d because which best support religious beliefs and d says she prays before the escaping slaves.....
October 6, 2015

geometry
which of the following is a step in constructing an inscribed square using technology? a)construct segment db, segment, bc, segment ce, segment eg, segment gi, and segment id. b)identify the points of intersection between circle a and circle g. c) draw segments br, rs, and sb...
October 5, 2015

geometry
i think it is d or d please help
October 5, 2015

geometry
Which of the following is the fourth step in copying an angle? A) place the compass on the vertex of the new angle and swing an arc similar to the first one you created. b) open the compass to the width of the intersection points of the ray and arc of the given angle. c) draw ...
October 5, 2015

geometry
Which of these is a correct step in constructing congruent line segments? a) use a straightedge to draw two equal arcs from the endpoints. b) use a compass to join the endpoints of the line segment. c) use a straightedge to measure the length of the line segment. **** d) use a...
October 5, 2015

chemistry
2.066929137
October 4, 2015

math
F is dU/dr, but your answer is not right :(
October 4, 2015

math
The energy-separation curve for two atoms, a distance, r, apart is: U(r)=−A/r^m+B/r^n Derive and expression for the stiffness of the bond at the equilibrium spacing, in terms of A, B, m, n, and r0. S=dF/dr at r=r0:
October 4, 2015

technology
A _____________ is a way of students to keep track of information during research . a) credible website B)search log c) Boolean operator d) online database ** please help!
October 1, 2015

Art
Bourgeois by Alfred Jacob Miller Look at the following illustration of an early american settler. it would likely inspire a writer to create a story based on all of the following historic information except A) the clothing worn by the individuals B) the background scenery c) ...
September 30, 2015

math
brenda is making lemonade and needs 1 2/3 cups of lemonade concentrate for each batch. She wants to make 4 1/2 batches of lemonade, how many cups of lemonade concentrate will she need?
September 30, 2015

Technolgy
what was the answer?
September 29, 2015

Art
At the water´s edge by Paul cézanne This painting is a good example of A) creative use of brushstroke for textures. B) usage of warm color for mood. C) asymmetrical balance for unity. D) line for creation of emphasis. i think the answer is B please help am i correct?
September 28, 2015

Art
Achille De gas in the Uniform of a cadet by Edgar Degas How was the proportion used in this image? A) to create a mood of tranquility B) to create an optical illusion C) to create a sense of perspective in the image D) to make sure the person was drawn correctly i think A
September 28, 2015

Washington lee
A certain spring stretches 8.9 cm when it supports a mass of 0.89 kg . If the elastic limit is not reached, how far will it stretch when it supports a mass of 18 kg ?
September 27, 2015

physics
A giant bull running at 15 m/s slows at a rate of 2.4 meters per second per second. How long does it take it to stop?
September 22, 2015

physics
A bear spies some honey and takes off from rest, accelerating at a rate of 2.8 m/s^2. If the honey is 20m away, How fast will the bear be going when he gets to the honey?
September 22, 2015

english
In "The Maori: Genealogies and Origins in New Zealand,” which evidence best helps the reader infer that the Maori people live in a difficult climate?
September 16, 2015

Physics
Packing material made of pieces of foamed polystyrene can easily become charged and stick to each other. Given that the density of this material is about 35 kg/m^3, estimate how much charge might be on a 2.5 cm diameter foamed polystyrene sphere, assuming the electric force ...
September 7, 2015

AP Calculus
Would I do the same thing as x approaches: Infinity -2+ -2- 2+ 2-
August 26, 2015

AP Calculus
Would I do the same thing as x approaches: Infinity -2+ -2- 2+ 2-
August 26, 2015

AP Calculus
Find each of the limits without a calculator. Use the limits as an aide to sketch the graph of f(x)= (x-2)/(|x|-2) for-10<_x<_10 and -6<_y<_6. Be sure to clearly indicate any asymptotes, holes or other important characteristics. lim x->∞ f(x)
August 26, 2015

Science
How
August 20, 2015

Environmental Conservation
What are the loopholes in blindly assuming that Traditional Ecological Knowledge (TEK) is the most complete knowledge for effective conservation? What are the possibilities of linking traditional knowledge with scientific methods to help in conservation efforts? Can someone ...
August 18, 2015

Environmental Conservation
Is Ramachandra Guha for utilitarian (or instrumental) or the intrinsic (or inherent) value of nature? I am a bit confused about the journal article he wrote "The Authoritarian Biologist and the Arrogance of Anti-Humanism: Wildlife Conservation in the Third World".
August 4, 2015

math
I have two kinds of candy,one which is selling at P8.00 per kilo and other at P6.00 per kilo. How many kilos of the P6.00 candy can i mix with 20 kilos of the P8.00 kilo candy to have a mixture that i can sell at P7.00 per kilo?
July 16, 2015

math
Assuming segments from A to E and from B to D to be straight, find BC. If the shape looks like a cricket bowtie, the #s are AB=10, BC=3x-2, DE=6 CD=x+2 angles B(top left corner)& D(bottom right corner)are 90* angles
July 9, 2015

math
im so lost its suppose to be one large #
July 9, 2015

math
find the product of the square root of 25 and each of the five answers. when the five answers are 12, 18, 8/3, 8/3, 18.2
July 9, 2015

math
Given that triangles PQR~STU:triangle #1 sides 8,9,10 triangle #2 3,?,? a) What is the ratio of similitude of PQR~STU triangles? Express answer in fractional form. b) What is the ratio of the perimeter of PQR~STU triangles? Express answer in fractional form.
July 9, 2015

math
The lengths of the sides of a triangle are 13, 14 and 15 units. Find the shortest side of a similar triangle whose longest side is 21.
July 9, 2015

college math
4x-5y-4z=2. X+8y+4z=8. 16x-20y-16z=8 solve the following system
May 13, 2015

math
Given the position function, s of t equals t cubed divided by 3 minus 12 times t squared divided by 2 plus 36 times t, between t = 0 and t = 15, where s is given in feet and t is measured in seconds, find the interval in seconds where the particle is moving to the right.
April 26, 2015

math
The side length of a rectangular box with a square base is increasing at the rate of 2 ft/sec, while the height is decreasing at the rate of 2 ft/sec. At what rate is the volume of the box changing when the side length is 10 ft and the height is 12 ft? Remember to use the ...
April 26, 2015

calculus
A water tank has the shape of an inverted right circular cone with base radius 3 meters and height 6 meters. Water is being pumped into the tank at the rate of 12 meters3/sec. Find the rate, in meters/sec, at which the water level is rising when the water is 2 meters deep. ...
April 25, 2015

chemistry
How many milliliters of 0.748 M Mg(NO3)2 contain 1.700 g of Mg(NO3)2
April 23, 2015

chemistry
Tim O'connor?
April 16, 2015

chemistry
500 mL Of hydrogen at 27 degrees celcius and 3 atms pressure is compressed to 100 mL at 100 degrees celsius. What is the new pressure in atms?
April 9, 2015

chem3A
7.34 grams of a gas occupies a volume of 2.5 liters at a pressure of 1216. mm and a temperature of 73 degrees celsius. What is the molecular weight of the gas?
April 9, 2015

Chemistry
yes it is but i need help in how to solve it.
April 9, 2015

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. Next>>