Monday

November 30, 2015
Total # Posts: 371

**science**

a target t lies flat on the ground 3m from the side of a building that is 10m tall, as shown above. a student rolls a ball off the horizontal speed with which the ball must leave the roof if it is to strike the target moest nearly?
*November 4, 2015*

**AP-Physics**

which of the following pairs of graphs shows the distance traveled versus time and speed versus for an object uniformly accelerated from rest?
*November 4, 2015*

**Spelling**

Wednesday
*October 21, 2015*

**Social Studies**

I don't ask my teachers because they take too long to answer and I'm homeschooled so that's why I asked on here :/
*October 21, 2015*

**someone please help**

someone please help explain or provide examples
*October 21, 2015*

**Social Studies**

nation state a and nation state b share a border. the two nation-states are arguing over immigration policies regarding the border. what are two ways that the nation-sates could resolve their dispute?
*October 21, 2015*

**math**

Partial i ment
*October 15, 2015*

**math**

What are the lartial products for 62×45? I dont get it is it like 60×5 nad 40×2? If not can u tell me?
*October 15, 2015*

**Chem **

During your lab , you are provided with a stock antibody solution (Ab) that has a concentration of 400 ug/ul . you are provided with 10 ul( amount of stock antibody ) and 90 ul( amount of buffer ) . find the final dilution factor and the final Ab concentration.
*October 15, 2015*

**reading**

So together? Like ening or just ing?
*October 14, 2015*

**reading**

1 what is the suffix for deafening? Is it ing? 2. What does lurch mean? Answer ASAP PLZ
*October 14, 2015*

**Physics**

A uniform 4m plank with a mass of 45 kg is supported at its ends by two ladders. Two 75 kg men are standing on the plank. One is 1 m from one end and the other is 1.5 m from the other end. Determine the forces exerted by the ladders.
*October 14, 2015*

**Physics**

A 75 kg man sits at one end of a uniform seesaw pivoted at its center, and his 24 kg son at the other end. Where would his 55kg wife have to sit to balance the seesaw?
*October 14, 2015*

**Math**

what's your question?
*October 7, 2015*

**Science**

need help now please map is in link above
*October 7, 2015*

**Science**

Which letter arrows point to hanging valleys? Which letter arrows point to aretes? Name a peak on the map that is a horn. Feature E on the map is composed of glacial till. What type of glacial feature is E, and how did it form? Explain how turquoise lake formed? file:///C:/...
*October 7, 2015*

**Social Studies**

Thank you!
*October 7, 2015*

**Social Studies**

List the ways power is distributed in the U.S federal government and ways that power is limited. (Help soon please)
*October 7, 2015*

**Social Studies**

Describe the main function of the U.S. federal government
*October 7, 2015*

**Social Studies**

Thanks
*October 7, 2015*

**Social Studies**

true or false the pilgrims coming to the united states to seek religious freedom shaped american identity
*October 7, 2015*

**math**

I think you have to find the unit rate which is 25 miles on 1 gallon of gas
*October 7, 2015*

**Social Studies**

Thank you Ms.Sue
*October 7, 2015*

**Social Studies**

Why do nations have constitutions?
*October 7, 2015*

**Science**

go to brainpop and search in reproductive system
*October 7, 2015*

**math**

A mixture requires 4 cups of water for every 7 cups of flour used. How many cups of water should be used with 28 cups of flour? Cups of Flour 7 28 Cups of Water 4
*October 2, 2015*

**littlten elermenrty**

Write the 3digit number that answer the riddle.I have the same hundred digit as ones digit. The value of my tens is 50. The value of my ones digit is 4.
*October 1, 2015*

**math**

list all the 3 digit numbers that fit these clues. the hundreds digits is less than 3. the tens digit is less than 2. the ones digit is greater than 7
*September 22, 2015*

**Math**

A 40lb child sits at one end of a teeter-totter-totter which is 12 feet long and has the fulcrum in the center. How many feet from the fulcrum should a 60 lb child sit so the teeter-totter will balance?
*August 20, 2015*

**physics**

The pressure in the room also increased when the temperature increased, because pressure is ___________ to temperature.
*June 11, 2015*

**Chemistry**

How much time a 250 watt heater takes to heat up 1 kg of water from 20 degree c to 50 degree c?
*June 9, 2015*

**Chemistry**

A beaker contains 50 gm water at 20 degree c.How much water having temperature 60 degree C should be added to have an equilibrium temperature of 40 degree c?
*June 9, 2015*

**Chemistry**

thank you!!!!
*May 5, 2015*

**Chemistry**

Calculate the value of the equilibrium constant for the following reaction: PbI2 (s) + 2I- (aq) <-> PbI4 ^ 2- (aq) The solubility product constant Ksp for PbI2 is 9.8e-9 and the formation constant Kf for PbI4^2- is 3.0e4 I have Ksp=[PbI4^2-] Kf= [PbI4^2-] / [PbI2][I-]^2 ...
*May 5, 2015*

**Chemistry**

I have no idea how to do this like idk I'm really confused with this question..
*May 2, 2015*

**Chemistry **

Use the info below to calculate how much it would cost you to produce 500g of NiSO4*6H2O . don't forget to include the cost of the original nickel token . Na2CO3*H2O costs $6.58/3 kg 6 M H2SO4 costs $12.65/5L 9 M HNO3 costs $10.53/2.5L Show clearly how you obtained your ...
*May 2, 2015*

**Socials 1 question**

How does birth control affect our world population? Please give me a list of ideas, no sites please I know it helps reduce population growth rate but please tell me more about countries who don't have birth control and what it results in etc.. Thanks :)
*April 7, 2015*

**Chemistry**

The density of air is about 1.29g/l at standard temp and pressure . Would carbon dioxide rise up or sink in the atmosphere ? Thanks:)
*March 13, 2015*

**math**

the question says solve for x x+3/5+4x/15=x-7/3
*January 19, 2015*

**Math**

Two numbers-- Their greatest common factor is 3. Their least common multiple is 90. How many answers are possible? Explain.
*December 19, 2014*

**physics**

A car is moving at 36 miles per hour. The kinetic energy of that car is 5 × 105 J. How much energy does the same car have when it moves at 115 miles per hour? Answer in units of J
*December 12, 2014*

**Physics**

A block is at rest on an inclined plane. The mass is 44 kg. µs = 0.54 Find the critical angle, θc, at which the block just begins to slide. Answer in units of ◦
*December 7, 2014*

**algebra**

A sausage sample was found to contain 65% moisture, based on fresh weight. The sausage was dried in an oven until its moisture content was 10% . A 2.0 g portion of the dried sausage was extracted with the Soxhlet method to determine the amount of crude fat. A clean Soxhlet ...
*November 29, 2014*

**Physics**

I don't understand how to do this : A force of 40 N accelerates a 7.17 kg block at 6.0 m/s2 along a horizontal surface. Determine the normal.
*November 25, 2014*

**English**

Ahhhh just submmitted the test- the third answer was wrong :( The final answer must be "states the primary basis for the act".
*November 19, 2014*

**English**

Hmm... I am stuck on that as well for flvs! :( I think it would be either the third or the fourth one. What did you get??
*November 19, 2014*

**Math**

I need help with my hw
*November 11, 2014*

**physics**

A ball is kicked at a 45* angle over a 6 ft fence 20 m away at 17 m/s. How far above the fence will the ball pass? No air resistance
*November 9, 2014*

**physics**

During a baseball game, a batter hits a pop-up to a fielder 92m away. The acceleration is 9.8 m/s^2. If the ball remains in the air for 5.8 seconds, how high does it rise?
*November 9, 2014*

**Algebra 1**

Thank you.
*October 16, 2014*

**Algebra 1**

I did this conversion problem, but I think it's incorrect. Problem: A bread slicer runs 20 hours per day for 30 days and slices 144,000 loaves of bread. How many loaves per minute are sliced? I did 20hr/1days times 30days/600hrs times 1hr/60mins times 144000 loaves/30days....
*October 16, 2014*

**math**

I don't know.
*October 7, 2014*

**biology**

i don't know what the answer
*September 30, 2014*

**Math quick question!**

A rectangular garden has an area if 12a^2-5a-2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the path is concrete, ...
*September 28, 2014*

**Math **

A rectangular garden has an area if 12a^2-5a-2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the path is concrete, ...
*September 28, 2014*

**Math URGENT!!**

A rectangular garden has an area if 12a^2-5a-2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the path is concrete, ...
*September 28, 2014*

**Math **

This year, Ms. Nelson's class has 20 students. Which of the following statements must be true? I. This year at least two of these students have their birthdays on a Sunday. II. This year at least two of these students have their birthdays on the same day of the week III. ...
*September 24, 2014*

**PHILOSOPY**

HILL WOULD CLAIM THAT A LACK OF AESTHETIC PERCEPTION MIGHT INDICATE
*September 22, 2014*

**math**

A metal sphere has a mass of 1 kg. 1 cubic centimeter of this metal has a mass of 4.8 grams. find the radius. how do you work this out?
*September 22, 2014*

**history**

what are the major settlements of the 13 colonies? I know Plymouth is MA's and Jamestown is Virginia's
*September 7, 2014*

**English Check my answers please**

Having same problems with these did you get them right?
*September 2, 2014*

**Biology**

Today many different species of tortoise may be found in he Galapagos islands. Using your knowledge of evolution, explain how these many specues arose from one common ancestor?
*June 18, 2014*

**math**

Sorry, my question is worded confusingly. so, there are two diagonals on the kite. the shortest diagonal is 18 cm total. the longest diagonal has only part of the length given which is 12 cm, I need to find the length of the other part. is there any way that I can post a ...
*May 11, 2014*

**math**

I think so too; there wasn't an angle give
*May 11, 2014*

**math **

I have to find the area of a kite. I am only given part of the longest diagonal (12 cm) and half of the other diagonal (9 cm). I know the formula is diagonal 1 times diagonal 2 times 1/2. I have the length for one diagonal which is 18 cm b/c 9+9. How can find the length of the...
*May 11, 2014*

**biology**

what are three ways that DNA mutation can alter genetic material?
*April 30, 2014*

**ela**

Is there another word/phrase for the value "treat others the way you want to be treated"?
*April 28, 2014*

**biology**

Give the phenotype and genotype for the F2 generation of a person with Type a heterozygous blood and a type O blood type. Remember to use all possible parents. Using Punnett squares I got 50% type a blood and 50% type o blood is this right??
*April 2, 2014*

**history**

I wrote a DBQ on the industrial revolution, this is part of it: During the Industrial Revolution, the upper class lived without struggle, yet the working class suffered endlessly through dangerous working conditions. This demonstrates the impact Industrialization had on the ...
*April 1, 2014*

**geometry**

is every composition of transformations cumalitive? In other words, does the order matter? I think it depends on transformation, but I'm not sure
*March 25, 2014*

**math**

The deck in Hope's backyard is round. It has 5 posts evenly spaced around the edge to support a trellis. For her birthday party, she wants to connect each post to all the other posts with crepe-paper streamers. How many streamers will she report?
*March 24, 2014*

**Math**

hope's mom baked a cake for hope's birthday. It is in the shape of a rectangle 10 inches long and 6 inches wide. If she starts at one corner and puts a candle every 2 inches, how many candles will fit around the edge of the cake?
*March 24, 2014*

**material balance**

In a process for concentrating 1000kg of freshly extracted orange juice containing 12.5 wt% solids, the juice is strained, yielding 800kg of strained juice and 200kg of pulpy juice.the strained juice is concentrated in a vacuum evaporator to give an evaporated juice of 58% ...
*March 23, 2014*

**history**

"Such is the Old Town of Manchester, and on re-reading my description, I am forced to admit that instead of being exaggerated, it is far from black enough to convey a true impression of the filth, ruin, and uninhabitableness, the defiance of all considerations of ...
*March 14, 2014*

**biology**

thank you!!
*March 11, 2014*

**biology**

I'm doing a lab report for a cellular respiration experiment. My experiment involves blowing/exhaling CO2 into Bromothymol blue solution until it turns yellow, then adding drops of Nh3 (ammonia) to turn it back to its original blue color. I'm seeing if the amount of ...
*March 11, 2014*

**history**

The first link has what I'm looking for, thank you!
*February 12, 2014*

**history **

What was Napoleon Bonaparte's impact on Europe and on the world? I would say that it contributed to the rise of democracy, even though Napoleon ruled as a dictator.
*February 12, 2014*

**Summer Reading**

I didn't read my books because I didn't have English until after Christmas. I can't find my list, but I know all the ones I'm supposed to read except for one. I know this book is called "Fish." Do you have any idea who it might be by?
*January 7, 2014*

**math pleasethank u Damon**

thanks
*January 6, 2014*

**math please**

1.Give a linear function with its zero at x=a, what is the equation of the vertical asymptote of its reciprocal function? 2.Give a quadratic function with its zeros at x=a and x=b, what are the equations of the vertical asymptotes of its reciprocal function? 3.Once you know ...
*January 6, 2014*

**history current events**

What is Iran's position on stateless people? Also, are there any links or resources where I can find information about this?
*December 13, 2013*

**world history**

Why did Joseph II grant religious tolerance? What was the purpose?
*December 8, 2013*

**Chemistry**

So does [mols NaOH = mols KHP] mean that the values of one is equal to the other?
*October 17, 2013*

**Chemistry**

A sample of 1.018 g of KHP (potassium hydrogen phthalate, molar mass = 204.22 g/mol) was dissolved in ~ 25 mL distilled water and titrated with a NaOH solution of unknown concentration. If 28.69 mL of base was used to reach the endpoint, what was the concentration of the NaOH...
*October 17, 2013*

**AP Chemistry**

156.37
*October 15, 2013*

**Math To: Reiny**

Nevermind, Thank you for all your help, and I am just going to write the numbers. Thanks so much :)
*September 18, 2013*

**Math To: Reiny**

no im talking about the simplifying questions, I have to do it this way for exaple: square root of 50= 5*square root of 2. cant just write a number down.
*September 18, 2013*

**Math To: Reiny**

I cant do it this way, I have to do it this way: for exaple: square root of 50= 5*square root of 2.
*September 18, 2013*

**Math To: Reiny**

its to the power of -5/2 and I'm supposed to put it in a radicand so I think im right? and please help me with my other questions!!! I have tried so much
*September 18, 2013*

**Math To: Reiny**

I thought you would add the x and y's ? And can you please help me with these: I begging you!!!! I've tried so much and can't do it!!! simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify ...
*September 18, 2013*

**Math To: Reiny**

for the 4^-5/2 I got 1/ 2* square root of 4^5
*September 18, 2013*

**Math To: Reiny**

for this one: 12) (10xy^3) (3x^2y^2) (5x) (2y) I got (12) 18x^2 3y^5 and do you know what 4^-5/2 expressed as a radical with positive exponents would be, I did read your reply but I keep getting those questions wrong so can you please show me how to do them
*September 18, 2013*

**Math To: Reiny **

This is one whole question: (12) (10xy^3) (3x^2y^2) (5x) (2y) I don't know how to do any of these: simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify square root of 0.0025 simplify [(a^2bc^4)(ab^3c^2...
*September 18, 2013*

**Math Please Urgent **

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013*

**Math Ms. Sue**

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013*

**Math**

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013*

**English 3 questions**

How does cost determine which financial choice you make? What would your life be like without taxes? What are your choices to finance (pay for) a major purchase like your first car? thanks
*July 16, 2013*

**Algebra 2 help **

Consider the following functions. f(x) = x2 − 3x, g(x) =√(x+2) (a) Find (f *g)(x). (Simplify your answer completely.) (B)Find the domain of f *g. (Enter your answer using interval notation.) (c) Find (g *f)(x). (Simplify your answer completely.) (D) Find the domain...
*July 14, 2013*