Saturday

September 20, 2014

September 20, 2014

Total # Posts: 915

**Geography / English**

So I would say ; Continents like Africa has lessened lives due to poor medical care and services compared to Canada ? I dont know if it was connected to the importance of the evidence.
*September 18, 2014*

**Geography / English**

So I have to write an essay how do i rate canada when compared to the rest of the world. On the sheet it shows you a set up on how to write it Introductory Sentence/ Thesis -In my opinion, canada is favourable compared to the rest of the world. Supporting Evidence - Canada ...
*September 18, 2014*

**Geography**

How would you rate Canada when compared to the rest of the world? Concepts like Primary School Enrollment, Life Expectancy, Population, GDP, HDI and etc;
*September 18, 2014*

**Appreciation**

I'm glad you do. :)
*September 17, 2014*

**Appreciation **

Hi Ms.Sue. I know this isnt a question but I want to thank you for helping me with questions I couldn't understand.
*September 17, 2014*

**Algebra 1**

find the product (2x+1)(2x-1)
*September 17, 2014*

**Geography**

What can we infer about a country based on its GDP? Why is the HDI a better way to compare countries than other indicators above e.g gdp, primary school enrollement etc;
*September 16, 2014*

**Grade 9 Science**

In each situation s below , it seems that a new substance may have been produced. Explain why each situation represents a physical change. a) A tailor makes a new suit out of a piece of fabric. b) A chef makes a salad out of lettuce, tomatoes and cucumbers. I really need ...
*September 14, 2014*

**Science**

So what would you find something in the house? Product Symbols Precaution One example would be appreciated
*September 11, 2014*

**math 12**

$identical\:squares\:are\:cut\:from\:each\:corner\:of\:a\:rectangular\:piece\:of\:cardboard,\:7\:cm\:by\:10\:cm.\:The\:sides\:are\:then\:folded\:up\:to\:make\:a\:box\:with\:an\:open\:top.\:If\:the\:volume\:of\:the\:box\:is\:25\:cubic\:centimeter,\:how\:long\:is\:the\:side\:of...
*September 10, 2014*

**French**

How do I say : I am going to wait for my friend to come? I am very stumped at this one.
*September 9, 2014*

**French**

Oh no I meant it to be seperate. My teacher said I have to make the sentence in present so would it be a) Je fini mon travail b) Je attends pour mon ami a venir?
*September 9, 2014*

**French**

How do you say I finish my chores and I wait for my friend to come?
*September 9, 2014*

**French **

How do you say. We sing at the concert? No google translate please..
*September 9, 2014*

**Math**

Oh okay thank you and I'm not suppose to use a calculator when doing this.
*September 9, 2014*

**Math**

Can someone tell me why 9-4^2 = -7?
*September 9, 2014*

**Math - Urgent**

Thank you both.
*September 8, 2014*

**Math - Urgent**

18?
*September 8, 2014*

**Math - Urgent**

I'm sorry I need 1 more question to be asked. Use the LCD to write equivalent fractions. 5/6 , 2/9
*September 8, 2014*

**Math - Very urgent.**

Thank You !
*September 8, 2014*

**Math - Very urgent.**

They said it's prime numbers though?
*September 8, 2014*

**Math - Very urgent.**

Use prime factors to find the LCD for each pair of fractions. a) 1/4, 1/8 b)1/6, 1/18
*September 8, 2014*

**Math - Very urgent.**

a) The lowest common denominator would be 6? b) Would the lcd be 20?
*September 8, 2014*

**Math - Very urgent.**

Use multiples to find the LCD for each pair of fractions. a) 1/2, 1/3 b) 1/4, 1/5
*September 8, 2014*

**Math - Urgent**

Thank you :)
*September 7, 2014*

**Math - Urgent**

Determine how each multiplication or division pattern is formed. Then write the next two numbers a) 81, -27, 9 ... b) 5, -20, 80...
*September 7, 2014*

**Geography**

Writeacher sorry to bother you but can you help me?
*September 7, 2014*

**Geography**

Okay so I got the capitals down but how do I know which one is the major city. Sorry to be a bothersome.
*September 7, 2014*

**Geography**

What is/are the major cities of Canada? Im confused when it ask for the capital and major cities.
*September 7, 2014*

**physics**

Two boat landings are 3.0 km apart on the same bank of a stream that flows at 1.6 km/h. A motorboat makes the round trip between the two landings in 50 minutes. What is the speed of the boat relative to the water? How do I factor in the fact that velocity is subtracted by 1.6 ...
*August 10, 2014*

**math**

for partial fractions dont you do A/(v+2) + B/ (v-1) = (v+2)(v-1)? how do you go from there? can you show what you did step by step?
*July 12, 2014*

**math**

how do you go from dv/(v+2)(v-1) to -(1/3)/(v+2) + (1/3)/(v-1) dv?
*July 12, 2014*

**science**

and how does it go from there to this In the near-Earth orbit the rate of change of momentum is (v/R)p = (v/R)mv toward the center of the Earth, and this must equal the gravitational force GMm/R2, so mv2/R = GMm/R2, and mv2 = GMm/R. Therefore in this orbit K+U = (1/2)mv2 - GMm...
*July 11, 2014*

**science**

how is this equation derived from the momentum principle? In the near-Earth orbit the rate of change of momentum is (v/R)p = (v/R)mv
*July 11, 2014*

**physics**

if a bird is sitting on a seat in a plane that is travelling 300 km/h[E], if the bird jumps for a couple seconds will he: land on the front of the bus, back of the bus, one seat ahead, one seat behind, on the same seat he was standing on
*June 20, 2014*

**physics**

In space, an object has only ONE force acting on it. Can the object have constant acceleration and/or a velocity of 0. Explain.
*June 20, 2014*

**physics**

In a vacuum, a stone and feather fall at the same time. Can you make the assumption that the acceleration of gravity acting on both objects is the same? Explain.
*June 20, 2014*

**Chemistry**

Yesterday we combined Hydrochloric Acid HCl with Sodium Hydroxide NaOH in a violent reaction that resulted in water H2O and common table salt NaCl. How many grams of hydrochloric acid should we use so we have exactly enough to react with 40g of sodium hydroxide? You'll ...
*June 19, 2014*

**Chemistry**

How many grams of hydrochloric acid should we use so we have exactly enough to react with 40g of sodium hydroxide? You'll need to write a chemical reaction, balance it, and then perform your calculation.
*June 19, 2014*

**English**

Crazy Teens: Are They Taking Over the World?
*June 11, 2014*

**Math**

Alex's distance form home is represented by the equation D= -0.5t +300 D represents his distance from home and t represents time in minutes How long will it take Alex to reach a distance of 182 km from home
*June 9, 2014*

**Math**

4 Do a tree diagram
*June 9, 2014*

**Science ecosystems**

Paper Glass Aluminum Wooden ruler Sand Steak Pork chops Salad Bread Hair Cotton fabric Wool Cheddar cheese Can you tell why ? It is urgent ! Are they. Biotic or abiotic
*June 4, 2014*

**Science ecosystems**

😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭
*June 4, 2014*

**Science ecosystems**

Okay I did it and I do not CHEAT!!!!!!!😡😡😡😡 that is not something I like
*June 4, 2014*

**Science ecosystems**

Hello can someone answer my question
*June 4, 2014*

**Science ecosystems**

According to biotic and abiotic
*June 4, 2014*

**Science ecosystems**

How do I sort these properly
*June 4, 2014*

**Science ecosystems**

Paper Glass Aluminum Wooden ruler Sand Steak Pork chops Salad Bread Hair Cotton fabric Wool Cheddar cheese Can you tell why ? It is urgent !
*June 4, 2014*

**Math**

A frame around a photo is 5 cm wide. The photograph is 20 cm long and 10 cm wide. What percentage of the entire area is the frame.
*June 4, 2014*

**physics**

A car is rounding a circular curve of radius r on a banked turn. As the drawing indicates, there are two forces acting on the car, its weight mg and the normal force FN exerted on it by the road. Which force, or force component, provides the centripetal force that keeps the ...
*June 1, 2014*

**Algebra 2**

If a light has a diameter of 36 inches at its opening, what is the depth of the light if a lightbulb is 6 inches from the vertex.
*May 22, 2014*

**Algebra 2**

Use the distance formula to find the equation of a parabola. Focus: (6,0) and directrix X = -3 I know the distance formula is: √(x-x1)^2+(y-y1)^2 = √(x-x2)^2+(y-y2)^2 I know I need to sub (6,0) for x1,y1 and (-3,y) for x2,y2 √(x-6)^2+(y-0)^2 = √(x-(-3...
*May 22, 2014*

**Help Mrs.Sue LA**

sorry my brother changed my name err i dont like little brothers.
*May 21, 2014*

**Help Mrs.Sue LA**

Courage to Speak “Any volunteers?” Ms. Chavez scanned the class. Ming slouched farther down in her seat. “Come on now, you’ll all have to interview someone sometime this year. No one wants to go first? Okay, I’ll just have to choose someone.” I am...
*May 21, 2014*

**Math**

19, 19, 14, 14, 16, 19, 19, 16, 16, 15, 17, 16, 17, 16, 15, 14, 15, 15, 17, 14, 16, 15 2. Find the mean for the data. If necessary, round to the nearest tenth. 17.5 16.5 17.1 16.1 *** 3. Find the median for the data. 17 16 15 14 4. Find the mode for the data. 14 15 16 17
*May 20, 2014*

**Math -___-**

The table below shows the percentage of households that own a microwave in different countries. Constuct a stem-and-leaf plot of the data. Use the ‘|’ key (Shift + \ on most keyboards, just beside the backspace key) to create the line between the stems and the leaves...
*May 17, 2014*

**MATH PLEASE HELP MRS.SUE!**

What are the next three terms in the sequence? –1, 9, 19, 29, … (1 point) 38, 37, 32 40, 51, 62 39, 49, 59 38, 47, 56 2. Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 6 ...
*May 7, 2014*

**math**

Paula is an office manager for ABC Advertising. She has been tasked with finding a copy machine that falls within a budget of $750 per month. She finds a company that will lease the machine for $275 a month. Each copy costs 4¢ and a ream of 500 sheets of paper costs $5.00...
*April 25, 2014*

**math**

A movie theater ticket booth opens at 10 am. There are four tellers who divide the customers evenly. The tellers have served 16 customers so far this morning. which expression represents the unknown number of customers each teller will serve? Let c represent the additional ...
*April 22, 2014*

**Physics 1**

What torque is needed to accelerate a 70Kg disk with a 20 cm radius from rest to 10 rad/s?
*April 17, 2014*

**Physics 1**

What is the rotational kinetic energy of the Earth in its orbit around the sun?
*April 17, 2014*

**Math**

The GoodMentalHealth Insurance Company has determined the number of new clients a psychologist gets per month and their respective probabilities, as shown in the table below: Number of New Clients Probability 0 0.05 1 0.10 2 0.15 3 0.35 4 0.20 5 0.10 6 0.05 The probability of ...
*April 17, 2014*

**statistics**

Professor Smith gave a final exam in her history class. The scores on the final exam are normally distributed with a mean of 75 and a standard deviation of 6. If Professor Smith wishes to give A’s to the top 4%, what would be the cutoff score be for A’s? a. 90.0 b. ...
*April 14, 2014*

**statistics**

It is known that the population mean for the Full Scale IQ of the WAIS is 100 with a standard deviation of 15. A researcher assesses a sample of 200 adults and find that they have a mean Full Scale IQ of 102. The point estimate of the mean for this group is ___________ and the...
*April 14, 2014*

**statistics**

Ashley and Sanjay are donating blood at a local hospital. As a standard practice, the blood is screened for anemia (low levels of red blood cells), and the results are given to each donor as a z score, ranging from negative scores (low amounts of red blood cells, anemic) to ...
*April 14, 2014*

**albebra**

In mathematics, we commonly use the following formula for perimeter of a rectangle: P = 2L + 2W so 54=2(6)+2(x) 54=12+2(21) W=21cm Usually the length is longer than the width. Double check your answer and problem
*April 14, 2014*

**statistics**

Leslie took two midterm exams and earned the following scores: 82 on the chemistry exam (class distribution: μ = 75, σ = 6.25) and 63 on the physics exam (class distribution: μ = 59, σ = 3.57). Rounding to two decimal points, on which exam should Leslie get...
*April 14, 2014*

**science**

The Hertzsprung-Russell Diagram is a graphical tool that astronomers use to classify stars according to their luminosity, spectral type, color, temperature and evolutionary stage. So the answer is D
*April 14, 2014*

**math**

Gopal spent three fifths of his money in the first week and one third of the remainder in the secondweek.He spent $110 altogether.How much money did he have left?
*April 11, 2014*

**Science**

Explain how gravitational, electrical, and magnetic forces act on a maglev train?
*April 10, 2014*

**math**

you are correct :)
*April 9, 2014*

**AP CHEM**

is there some rule on weak and strong electrolytes and the amount of concentration requiered for each? for example are weak electrolytes supposed to have low concentrations and vice versa for strong electrolytes? if so cna you please explain why as well? Thank you so much! :)
*April 2, 2014*

**Science**

Describe how the structure of DNA is correlated with its role as the molecular basis of inheritance in Biology.
*March 28, 2014*

**Math **

A stone was thrown from the top of a cliff. The height, H meters, of the stone above sea level t seconds after it was released is given by H=-5t+20t+60. a)How high is the cliff? What makes you say this? b) How high is the stone after two seconds? c) What is the maximum height...
*March 5, 2014*

**math**

The answer in the book is 100. I can't come up with that solution.
*February 26, 2014*

**math**

200 people attended a party. Ninety-nine percent of the people were FSU fans. After some people left the party, 98% of the people left were FSU fans. How many people left the party?
*February 26, 2014*

**Physics**

I don't understand the negative. Would it be wrong if I put the negative answer if they're asking how long it takes the sand bag to hit the ground?
*February 9, 2014*

**Physics**

A sand bag is dropped out of a balloon traveling upward at speed of 2.3m/s. A kiddo drops a bag at the instant the balloon is 34m above the ground. How long does it take the sand bag to hit the ground? I got -2.41s why?
*February 9, 2014*

**Physics**

Landing with a speed of 90 m/s In the x direction a jet come to rest at 1 km. assuming the jet slows down with constant acceleration find the magnitude of it's acceleration. Is there anyway someone could break this down step by step??
*February 7, 2014*

**math**

Find the centre of the circle that passes through the points p(-9,5), q(1,5), and r(-2,-2)
*January 3, 2014*

**Plz help :(**

1. 2:3 6. 0.35 10. Can u plz help me with this one? Here are the choices for #4 4/27 2/13 13/2 52/8
*November 25, 2013*

**Plz help :(**

My answers: 1. 3:4 2. x = 2 3. 9 4.? 5. 5.6 6. 0.35 9.? 10. my guess, 62?
*November 25, 2013*

**Plz help :(**

Thanks....
*November 25, 2013*

**Plz help :(**

1. Write the ratio in the simplest form. 16:24 (1 point) 1:2 4:3 3:4 2:3 2. Solve the following proportion. x over three equals six over nine (1 point) 18 27 2 24 3. A recipe calls for 3 cups of flour to make 3 dozen cookies. Use the proportion to calculate how much flour is ...
*November 25, 2013*

**Math help plz check my answers!**

1. Write the ratio in the simplest form. 50:10 25:5 10:2 5:1 1:5 2. Solve the following proportion. r/5= 9/21 r = 9 r = 2.14 r = 11.66 r = 37.8 3. A recipe calls for 3 cups of flour to make 3 dozen cookies. Use the proportion to calculate how much flour is needed to make 9 ...
*November 23, 2013*

**Math**

Expand and simplify For + 5(a+8)= And for - 7(3d-6)
*November 18, 2013*

**accounting**

Exercise 5-3 Analyzing and recording merchandise transactions-both buyer and seller LO P1, P2 Santa Fe Company purchased merchandise for resale from Mesa Company with an invoice price of $16,000 and credit terms of 3/10, n/60. The merchandise had cost Mesa $10,912. Santa Fe ...
*November 17, 2013*

**Calculus**

For R"(x) = -15[(x-1)(e^-x)-(e^-x)] with 0 < x < 7 What interval is the graph concave and and concave down? I know concave up is (0,2). Is that right? Does concave down exist?
*November 11, 2013*

**Economics**

Is it true that the underlying trend of growth in the economy is determined by the growth in the number of workers, the growth in the savings and investment rate, and the growth in productivity ?
*November 9, 2013*

**math**

Find the equation of the line that has the given slope and passes through the given point: m = -3, (6,6)
*October 29, 2013*

**basic english**

Complete the following sentence with a word or words that show a logical relationship. Joshua took a nap _____ sorting the mail.
*September 23, 2013*

**Economics**

Could you please elaborate on Cap and Trade? How could we use it for companies to limit their air pollutants?
*September 20, 2013*

**World History**

Not sure need help
*September 11, 2013*

**Computer Science**

The array represents a map with coins, and the integers represent a row and column location of a coin gatherer. The gatherer is greedy and lazy when deciding to which adjacent location (either up, down, left, right) to move next. It’s greedy because it moves to the ...
*September 8, 2013*

**psychology**

how do various behaviors of social dominance and coutship display affect the evolutionary process
*September 4, 2013*

**math**

Who discovered the Worlds Smallest Glacier?
*August 20, 2013*

**algebra 2**

Who discovered the Worlds Smallest Glacier?
*August 20, 2013*

**Animal Physiology HELP!!!!!!!!!!**

Please help me!!! What are the answers to these Animal Physiology questions? Urgent..... A decrease in the partial pressure of carbon dioxide in the lungs is referred to as a) Respiratory acidosis b) Hypercarbonia c) Hyperoxia d) Hypercapnia ...
*July 31, 2013*

**science**

10% of the atmosphere is located above the altitude where the pressure is a. 100 b. 900
*July 8, 2013*

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