Monday

March 30, 2015

March 30, 2015

Total # Posts: 744

**Language Arts**

Identify the correct statement. A) When a complex sentence begins with a dependent clause, put a comma after the clause. B) When a complex sentence begins with an independent clause, put a comma after the clause. C) In a compound sentence, put a comma after the coordinating ...
*April 16, 2014*

**Maths please someone help me out!!!**

3. The efficiency of an industrial pump decreases by a fixed percentage each year. The percentage decrease each year is with respect to the efficiency of the pump at the start of each year. Over each four year period, the efficiency decreases by 80%. Let us write e = f(t) so ...
*April 3, 2014*

**Maths**

Never mind I have solved the question
*April 3, 2014*

**Maths**

4. Calculate average speed of particle which position at time t is given by the function g(t) = t3, on the intervals (a) [2,3]; (b) [2,2.1]; (c) [2,2.0001]; (d) [2, 2 + h] , where h > 0 is arbitrary positive number. Find g′(2).
*April 3, 2014*

**Maths**

4. Calculate average speed of particle which position at time t is given by the function g(t) = t3, on the intervals (a) [2,3]; (b) [2,2.1]; (c) [2,2.0001]; (d) [2, 2 + h] , where h > 0 is arbitrary positive number. Find g′(2).
*April 3, 2014*

**Algebra**

Thank you very much Steve..
*April 2, 2014*

**Algebra**

Consider the function :[1,∞)→Rgivenbytheformulay=x3+2. (a) Show that though the function is increasing at an increasing rate, the change in x required to double the value of the function is not constant. (b) Make a table of values for constant changes in x, and ...
*April 2, 2014*

**Maths algebra **

The efficiency of an industrial pump decreases by a fixed percentage each year. The percentage decrease each year is with respect to the efficiency of the pump at the start of each year. Over each four year period, the efficiency decreases by 80%. Let us write e = f(t) so that...
*April 2, 2014*

**calcules**

A company wishes to run a utility cable from point A on the shore to an installation at point B on the island. The island is 6 miles from the shore. It please explain it for me step by step without link it to a similar question: costs $400 per mile to run the cable on land and...
*March 25, 2014*

**Trigonometry**

Find all solutions to the equation tan(theta)+sqrt3=0 Write your answer in terms of pi and us the or button as necessary.
*March 25, 2014*

**Business Calcules**

find a rectangular contains at least 231 cubic inches.the height of the box must be exactly 1/4th of the width of the box. the box is closed on all 6 sides. the surface area of the box minimized.?
*March 23, 2014*

**Science**

thx number 3. is c and all the others are right...
*March 22, 2014*

**Physical Science**

The entropy of an isolated system always do what when natural processes occur?
*March 17, 2014*

**Physical Science**

The second law of thermodynamics forbids a heat engine to have thermal efficiency of what?
*March 17, 2014*

**Physical Science**

A sample of gas has its number of molecules halved, its Kelvin temperature doubled, and its volume halved. What is the new pressure, relative to the original pressure?
*March 17, 2014*

**Physical Science**

On a winter day the temperature drops from –5°C to –15°C overnight. If a pan sitting outside contains 0.49 kg of ice, how much heat is removed from the ice for this temperature change?
*March 17, 2014*

**Physical Science**

An ice tray with 175 g of water at 30°C is placed in a freezer at –9°C. How much energy must be removed from the water to lower its temperature to the freezing point?
*March 17, 2014*

**Physical Science**

If the volume and the number of molecules remain constant for a gas, a temperature increase causes the pressure to do what?
*March 17, 2014*

**Physical Science**

When 8 kcal of heat is added to 2.4 kg of a substance, its temperature increases 23 C°. What is the specific heat of the substance?
*March 17, 2014*

**Science 6th grade Earth's day and night ANSWERS**

i got a 100 thx...
*March 12, 2014*

**Molecular Bio**

1 ml 10 ml 5 ml
*February 13, 2014*

**PE -- Connexus**

Ms. Sue, please help! :(
*February 7, 2014*

**PE -- Connexus**

Wanda is playing center for her floor hockey team and sees that her right wing teammate has control of the ball. In oder to best have her body position to score from a pass sent by her right win, Wanda should position her body a. Between the other team's goalie and their ...
*February 7, 2014*

**geometry**

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this one, and answers ...
*February 6, 2014*

**trig**

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this one, and answers ...
*February 6, 2014*

**trig**

An advertising blimps hovers over stadium at the altitude of 152 m.the pilot sites a tennis court at in 80 degree angle of depression. Find the ground distance in the straight line between the stadium and the tennis court. (note: in an exercise like this one, and answers ...
*February 6, 2014*

**trig**

A kite is flying at an angle of elevation of about 40 degrees. All 80 meters of string have been let out. Ignoring the sag in the string, find the height of the kite nearest ten meters.
*February 5, 2014*

**trig**

A kite is flying at an angle of elevation of about 40 degrees. All 80 meters of string have been let out. Ignoring the sag in the string, find the height of the kite nearest ten meters.
*February 5, 2014*

**Consumer Math**

its D
*January 27, 2014*

**CIVICS!!!**

Please help as soon as possible! Thank you!
*January 20, 2014*

**CIVICS!!!**

Brie's dad said that a state income tax would help the financial crisis by balancing the budget. Which would be the most effective way for Brie's dad to contribute his ideas to a plan for balancing the state budget? A. He should send a letter to each county’s ...
*January 20, 2014*

**Science**

1.Which type of eclipse would you expect to see if the moon passes directly between Earth and the sun? -a solar eclipse -a lunar eclipse -a total lunar eclipse -a penumbra 2.Which of the following statements about a lunar eclipse is true? -A lunar eclipse can occur when the ...
*January 15, 2014*

**Math help :(**

1. -7w 2. 3y + 3z 3. 2r 4. 7x + 12 5. 18 I just took that assignment yesterday lol...
*December 18, 2013*

**language arts**

I hope that helps! :)
*December 18, 2013*

**language arts**

Because it goes against a central principle of American democracy.
*December 18, 2013*

**Help?**

I am glad to have finally helped you Princess Anna! :D
*December 18, 2013*

**Help?**

2. C That is what I think from research online. What do you think it is? :)
*December 18, 2013*

**Pre-Algebra HELP!!!**

Ms. Sue, please help me... :'(
*December 18, 2013*

**Pre-Algebra HELP!!!**

Because it would be like this: 3y - 15 = 1. add 15 to both sides you then get 3y = 16 divided both sides by 3 and you get y = 5.33333 ect. thats not an answer, so am I solving it wrong?
*December 18, 2013*

**Pre-Algebra HELP!!!**

Oh, well when I solve the problem then, I get 5.33...
*December 18, 2013*

**Pre-Algebra HELP!!!**

Nope... its y-5 divided by 3 = 1
*December 18, 2013*

**Pre-Algebra HELP!!!**

y-5/3 = 1 A)-2 B)8 C)18 D)6
*December 18, 2013*

**Science**

Seems like you don't need to know anymore. Someone answered you on another "asking questions site". XD
*December 18, 2013*

**Science Work**

Sorry for repeating...
*December 16, 2013*

**Science Work**

1. C 2. C 3. A 4. D 5. A 6. A 7. D 8. C 9. C 10. D Submit these answers for this quiz and let me know how you did! :D
*December 16, 2013*

**Science HELP!!!!**

It's radio waves. I just found it in my book. It was hidden from my eyes. But thanks Anna and Elena! :) :D
*December 10, 2013*

**Science HELP!!!!**

Which waves have the longest wavelength and the lowest energy on the electromagnetic spectrum? 1. X-rays 2. infrared 3. radio waves 4. gamma rays
*December 10, 2013*

**Music--HELP!!**

Because you guys didn't help, I failed...hope your happy...
*December 9, 2013*

**Music--HELP!!**

PLEASE HELP ME!!!!!!!!!!!!!!
*December 9, 2013*

**Music--HELP!!**

I still need that help...like fast!!! :'(
*December 9, 2013*

**Music--HELP!!**

1. What is the quality of the triad if the bottom third is minor and the top third is major? A) Major B) Minor C) Augmented D) Diminished 2. Which part of the triad is in the lowest voices? A) Root B) Third C) Fifth D) Seventh 3. In a major key, which quality is the triad ...
*December 9, 2013*

**math**

or 561/125 :)
*December 9, 2013*

**math**

4 and 61/125
*December 9, 2013*

**Science--HELP!!**

K, Thanks Anna. Thats what I thought. :D
*December 9, 2013*

**Science--HELP!!**

1. In which of the following situations is a sound wave most likely to travel through air? A) An alarm clock rings in a vacuum. B) A giant star explodes. C) A grasshopper eats a leaf. D) An astronaut uses tools in space. 2. Which of the following factors determines the ...
*December 9, 2013*

**Civics--HELP**

I just completed it and I was correct. It was D. Thank you for your help! Sadly, I don't have a book for this course... :'( But thanks again!!! :D
*December 5, 2013*

**Civics--HELP**

That is why I needed help with this question. It's like a 50/50 chance. I'ma go with D, Ratifies treaties. Thank you for your help though! :D
*December 5, 2013*

**Civics--HELP**

Are you sure Ms. Sue? Because I thought that the Executive Branch appointed federal judges...
*December 5, 2013*

**Civics--HELP**

Below are some of the powers of the legislative branch: Can impeach and remove the president, Creates lower federal courts, overrides presidential vetoes, and appropriates money. Which constitutional power of the legislative branch is missing from this list? A) appoints ...
*December 5, 2013*

**english 3**

One of the key questions historical criticism attempts to answer is: Who made the most important scientific discoveries of the time? Answer
*December 4, 2013*

**Help**

Thanks you for helping me beside these other teacher
*November 29, 2013*

**English**

As a project for her early childhood education class, pauline designs a sample developmental checklistt for gross motor skills for four years olds. Pauline should included all but one of the following in her deverlopmental checklists. Which should she not include? (A) Child is...
*November 29, 2013*

**Help**

As a project for her early childhood education class, Pauline designs a sample development checklists for gross motor skills for four years old. Pauline should included all but one of the following on her developmental checklists. Which shoudl she not include? (A) Child is ...
*November 29, 2013*

**Help!!!**

Instead of toilet training her son at 18 months of age as her mother recommends, Melissa is waiting until her son is emotionally ready to begin toilet learning. How will melissa know when her son is emotionally ready??? (A) He'll be able to hold on for a period of at least...
*November 29, 2013*

**math**

the scale drawing of a model is 3 inches which equals 10 feet what is the actual size for 15 inches
*November 25, 2013*

**science**

sorry wrong answer. Don't use that answer. The correct answer is c) the sun's rays became more concentrated. Ia m absolutely sure of this answer.
*November 13, 2013*

**science**

b)Earth's tilt on the axis shifted
*November 13, 2013*

**us history**

how often must congress meet? why?
*November 11, 2013*

**chemistry**

if a hydrogen atom absorbs a photon containing 4.8x10^-19 j of energy, what component of the atom experienced an increase in energy?
*November 9, 2013*

**math**

50 is 6.25% of what number?
*November 1, 2013*

**math**

about 16 or 17
*November 1, 2013*

**math**

Alice plays basketball. In one game she shoots 23 free throws and makes 81.25% of theme. Estimate how many free throws she makes.
*November 1, 2013*

**chemistry**

Balance these nuclear equations. Can some please help I dont understand these at all 1. 35/17 Cl + 1n -> 35/16S + _____ 2. 229/90 Th -> 4/2 He + ______ 3. 20/8 O -> 20/9F + ________ 4. 54/26Fe + 1n -> 1H + _______ 5. 104/47Ag -> 0/-1e + ______ 6. ________ + 0/-...
*October 25, 2013*

**books (death of a salesman)**

Which of the brothers will lead a more satisfying life, Happy or Biff?
*October 21, 2013*

**books (Death of a Salesman)**

Is Linda responsible for Willy's failure and suicide? Please help and thank you! any helpful sites that help answer this question will also be appreciated
*October 20, 2013*

**math**

If the marks obtained by students in an examination and the weightage for the different subjects are given in the figure. What is the value of the weighted average? PICK 70 77.3 75 80
*October 16, 2013*

**Grammar**

... if u HAVE recieved ...
*October 11, 2013*

**Practical English**

Hi Ms. Sue is #6 D? i stuck on this question and after 20 mins i think i came up with the answer?
*October 7, 2013*

**physics**

A 4.00 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 78.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 10.0 without breaking the cord?
*October 4, 2013*

**physics**

thank you
*October 4, 2013*

**physics**

The froghopper (Philaenus spumarius), the champion leaper of the insect world, has a mass of 12.3mg and leaves the ground (in the most energetic jumps) at 4.00m/s from a vertical start. The jump itself lasts a mere 1.00ms before the insect is clear of the ground. (a) find the ...
*October 4, 2013*

**physics**

The position of a 2.75×10^5 N training helicopter under test is given by r =(0.020m/s 3 )t^3 i ^ +(2.2m/s)tj ^ −(0.060m/s 2 )t^2 k ^. find the net force of the helicopter at t=5.0s
*October 4, 2013*

**physics**

A 4.00kg kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 73.0N N .
*October 4, 2013*

**Math **

Not good with estimate here the question 24678 divided by 83
*October 1, 2013*

**Media**

Can you help me reword these media paragraphs to an A* standard please?
*September 30, 2013*

**physics **

A model rocket is launched straight upward with an initial speed of 51.3 m/s. It accelerates with a constant upward acceleration of 1.82 m/s2 until its engines stop at an altitude of 150 m. What is the maximum height reached by the rocket?
*September 19, 2013*

**y=mx+b**

how to solve we solve those types of problems
*September 16, 2013*

**Math**

Amber is 5'4 inches tall. How many inches tall is amber
*August 26, 2013*

**math**

find the domain, target, and rule of the inverse functions: 1. f(x)=(x+3)/(5x+2) 2. g(x)=1/square root of 2x-1
*July 28, 2013*

**Math**

thank you, makes more sense, i thought it was supposed to look like that but its just worded poorly, and the vertical plane got me confused.
*July 21, 2013*

**Math**

From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the opposite side of the runway are, 6 degrees and 13 degrees, respectively. The points and the tower are in the same vertical plane and the ...
*July 21, 2013*

**Finance**

One way to think about the required rate of return is: as the highest return a risk-averse investor wants from an investment. as the risk-free rate of return plus a risk premium. as the historical rate of return plus a risk premium. as a comparison between the expected and ...
*July 21, 2013*

**Math**

Given the points A(0,0), B(4, 3) and C(2,9), what is the measure of angle ABC? Using Law of Cosines.
*July 21, 2013*

**marleting**

which of the following trends is causing marketers to place more emphasis on competitive differention
*July 19, 2013*

**Math**

Convert each improper mixed number to a whole number or a mixed number: (A) 24 2/2 (b) 7 4/2 (c) 2 5/3 (d) 9 5/4 (E) 36 3/2 (f) 32 4/3 (g) 3 3/3 (h) 10 8/8
*July 11, 2013*

**Math**

(860+95)/11595= .0823630875 *100= 8.236
*July 5, 2013*

**Chemistry**

I see it mainly deals with Ionic compounds correct? MgCL2 is two because when it is separated it makes 3 moles of MgCl2 for every one mole of MgCl2?
*May 23, 2013*

**Chemistry**

Thank You Dr.Bob. I have one more question, how exactly do you is "i" 3? is it a given?
*May 23, 2013*

**Chemistry**

40.0 g of magnesium chloride (MgCl2) in 250.0 g of water at 22 °C.Calculate a) the vapor pressure of this solution, b) the freezing point, c) the boiling point. I know it is something like this, but I continue to get the incorrect answer. A) 40.og Mgcl2*(1mol mgcl2/ 95.2 ...
*May 23, 2013*

**Math**

Tammy drew a scale drawing of a house. The scale she used was 14 millimeters = 5 meters. The actual length of the garage is 15 meters. How long is the garage in the drawing?
*April 25, 2013*

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