# Posts by sydney

Total # Posts: 506

**Physics**

A block of wood (10-kg) at rest is hit by a bullet (50-g) that embeds itself in the block and causes both to now move at 2.7-m/s eastward. What is the initial velocity of the bullet?

**Physics**

A 2kg mass, initially at rest, is shot from a spring (k=550N/m) which is compressed by 1.3m. The 2kg mass hits a stationary 6kg mass (the actual collision lasts 0.02seconds). After the collision the 2kg mass is travelling 11m/s to the left. To the right of the 6kg mass is a ...

**college algebra**

What are the zeroes of f(x) = 2x^2 -3x + 1

**health**

I am on a shake and when I wasn't on it I wasn't healthy but now when im taking it...It makes me less hungry and dizzy.What should I do?

**chemistry**

A sample of gas has a mass of 0.585g . Its volume is 110mL at a temperature of 95^\circ C and a pressure of 745mm\;Hg .

**math excel**

an antelope ran 237 feet in 3 seconds. if the antelope continued to run at the same rate, how many seconds would it take him to run 790 feet

**math**

Two runners start moving from the same point A on a circular track but in oppostite directions. Their speeds are 5 ft. per second and 9 ft. per second. If they start at the same time and finish when they first meet at point A again, how many times do they meet, excluding the ...

**statistics**

Suppose you wanted to test your ESP using an ordinary deck of 52 cards, which has 26 black and 26 red cards. You have a friend shuffle the deck and draw cards at random, replacing the card and reshuffling after each guess. You attempt to guess the color of each card. What is ...

**Chemistry**

1.82 atm :)

**Math**

what is the answer to the numbers 23*17=?

**Chemistry**

You are in a mountain range with atmospheric air pressure of 520 , and you wish to boil some eggs. What is the approximate boiling point of the water at this air pressure? Express your answer as an integer and include the appropriate units.

**social studies**

on what terms did BC enter confederation?

**Math**

3 pens and 2pencils sold for $.47. What Is the price for set of pen and pencil?

**algebra 1**

make an imput-output table for the function. use 0,1,2,and 3 as the domain. the qyestion is y=x+18

**government**

in 3-4 sentences, explain why is voting important in a democratic society.

**government**

thank you

**chemistry**

I have my exam in a little over 7 hours...can anyone help explain how to draw atoms in the Bohr Rutherford and Lewis Dot methods, as well as how to draw them as compounds and ions? My friends are no help, nor is the internet. Please!

**Algebra**

Translate into a variable expression. the difference between the square of k and the total of k and 20

**life orientation**

5 ways in which the human or environmental problem impacts on the community about teenage pregnancy in 10 to 15 lines

**life orientation**

5 ways in which the human or environmental problem impacts on the community about teenage pregnancy

**Chemistry**

A 100 mL sample of 0.10M HCl is mixed with 50mL of 0.10M NH3 (Kb=1.8x10^-5). What is the resulting pH?

**Chemistry**

A 100 mL sample of 0.10M HCl is mixed with 50mL of 0.10M NH3 (Kb=1.8x10^-5). What is the resulting pH?

**Chemistry**

what is the molarity of a solution of the strong base Ca(OH)2 in a solution that has a pH of 10.80?

**scientist**

Describe the changes in scientific knowledge?

**Science**

A Fisherman in a row boat notices that one wave crest passes his fishing line ever 5 seconds. He estimates the distance between the crests to be 1.5 meters and that the crests of the waves are about .5 meters above the troughs. Using this data, determining the amplitude and ...

**Maths**

It takes them 10 hours to complete two fences, so to complete one together, it would take 5 hours

**math**

I'm guessing they have not given enough information to answer this question correctly.

**math**

Don't know.....we are confused....it doesn't give that part. Crazy, huh?!

**math**

What is the maximum number of perpperoni slices that will fit on an 8 inch pizza? (They may touch, but not overlap)First make an estimate and then test yourself.

**chemistry**

If the heat of fusion of ice is 335 J/g, how much heat is needed to melt 2.36 g of ice at 0.0°C?

**math**

A basketball is dropped from a height and it rebounds. Each time the basketball rebounds to a height of 200 cenitmeters. What height will the ball bounce on the third rebounds?

**Biology**

Before its 2 after its 1

**4th grade science**

1. The light bulb needs both sides of the battery 2. Only one side of the battery is being touched by the wire 3. The second wire is touching rubber not metal

**Math**

Correction: Accumalated Value = $12,104(1.045)^4 = $14,434.25. (total value after 5 years

**algebra**

A rectangular parcel of land is 70 ft longer than it is wide. Each diagonal between opposite corners is 130 ft. What are the dimensions of the parcel? The answer is 50 ft by 120 ft, but I don't know how to find the answer

**algebra**

Mary drove from Amity to Belleville at a speed of 50 mi/h. On the way back, she drove at 60 mi/h. The total trip took 4(2/5)h of driving time. Find the distance between there two cities

**English**

C web sites

**psychology**

These R wrong

**Calculus**

Can you use that distance equation every problem or is it modified to fit this question? Also, how did you find z at 1/2 hours? (z = sqrt(64 + 1225) = 35.9)?

**math**

put in order least to greatest 2/5 4/8 6/7 3/4

**geometry**

The legs of an isosceles triangle measure 2x+ 5 and 3x-1. Find the values of x.

**Geometry**

Given that ABC XYZ, mA = 40, and mC = 55, find mY.

**College Physics**

For the system of two crates and a pulley in Figure P9.14, (m1 = 28.5 kg, m2 = 10 kg, mpulley = 8 kg), what fraction of the total kinetic energy resides in the pulley?

**Physics**

Suppose two boxes on a frictionless table are connected by a heavy cord of mass 1.0 kg. Calculate the acceleration (magnitude) of each box and the tension (magnitude) at each end of the cored, using the free-body diagrams shown in Figure 4-53. Assume FP = 44.0 N, ma = 11.0 kg...

**Physics**

A shell is fired from the ground with an initial speed of 1.68 103 m/s at an initial angle of 37° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. m (b) Find the amount of time the shell is in motion. s

**Physics**

Two children are playing on two trampolines. The first child can bounce 1.6 times higher than the second child. The initial speed up of the second child is 5.2 m/s. (a) Find the maximum height the second child reaches. (b) What is the initial speed of the first child? (c) How ...

**Physics**

A 90 m long train begins uniform acceleration from rest. The front of the train has a speed of 21 m/s when it passes a railway worker who is standing 184 m from where the front of the train started. What will be the speed of the last car as it passes the worker? (See Fig. 2-36.)

**Physics**

A person driving her car at 54 km/h approaches an intersection just as the traffic light turns yellow. She knows that the yellow light lasts only 2.0 s before turning to red, and she is 30 m away from the near side of the intersection. The intersection is 15 m wide. Her car&#...

**College Algebra (Functions)**

The relation is a function containing two ordered pairs. Reversing the components in each ordered pair results in a relation that is not a function. A) {(0, 2), (0, 3)} B) {(2, 3), (3, 2)} C) {(3, 1), (4, 1)} D) {(4, 5), (2, 3)}

**math**

Let f (x)= x + 32 − 4 x − 13 Choose the correct interval form for the DOMAIN of f and then enter the values for the endpoint(s) in the appropriate answer blank(s). Enter N/A in any unused blanks.

**Math**

Identify the group that does not contain equivalent fractions, decimals, and percents

**Geography**

conduct research to examine the sphere of influence of an organisation that renders a service in a community .eg.clinic,hospital,a local high school

**engish**

At the fair i can eat great food and see amazing fireworks.

**statistics**

Is this correct: The probability of rolling a die once and getting a number greater than 3 or an odd number is 5/6.

**College Chemistry**

Which contains more sulfur, 35.2g CaSO4 or 35.7g NaSO4?

**Chemistry**

Calculate the heat released when 64.5g of steam at 119 C is converted to water at 36 C. Assume the specific heat is 4.184 J/g*C for water, the specific heat of steam is 1.99J/g*C, and the heat of vaporization is 40.79 kJ/mol for water.

**FRENCH**

Do Passer and Ranger have an accent at the end when they are in past tense? Or are they just Passe and Range. I added that accent on them in that activity.

**FRENCH**

Spot my own error numero 9 9. s'habiller bien pour sortir Sydney: Tu t'es habillée bien pour sortir? Brittany: Non, je ne suis pas habillée bien pour sortir. Is a "me" supposed to go between ne and suis?

**FRENCH**

From the same Activity--- Number 3. 3. ranger sa chambre. Sydney: Tu as rangée sa chambre? Sam: Non, je n'ai pas rangée sa chambre. Does sa chambre change the sentence at all? Is it supposed to be "ta" chambre? I'm asking--did you clean your ...

**FRENCH**

Please check to see if I've done this activity correctly. There's just so much to cover. Reflexive verbs, vandertramp, and avoir are all in this activity. Interviewez des élèves de votre classe pour déterminer ce qu'ils ont fait pendant le ...

**FRENCH**

Qu'est-ce que tu fais quand tu es en retard? J'essaie de se dépêcher. Before I had it as.. Je me dépêche ---> Since it was reflexive this way. But I had to add the "try" in the sentence to make sense.

**FRENCH**

1. Tu te prépares pour l'école en combien de minutes? Je prépare pour l'ecole en trente minutes. 2. Est-ce que tu te rases chaque jour? How would I say.. No I do not shave ( Obviously not, since I'm a girl) Non, je ne me rase pas ? 3. Qu'...

**FRENCH**

1. Quelles corvées est-ce que tu dois faire chez toi? Je dois faire la vaiselle, passer l'aspirateur, et sort la poubelle chez moi. 2. Quelles corvées est-ce que tu n'aimes pas du tout faire? Les corvées je n'aime pas du tout faire sont: ...

**FRENCH**

Could you please check the paragraph below. It was basically an exercise that I did with my partner, and I wrote down what time she wakes up, etc. However, I wanted to start out the sentences in a different way, could you please change some of my sentences. Ashley se lè...

**FRENCH**

We just started learning about Reflexive Verbs. And We learned how they are supposed to be in the Past tense, but our focus right now is only on the Present tense. And for the present tense I am wondering whether I need agreement or not? Cause I believe agreement is only added...

**FRENCH**

1. Est-ce qu'il y a une grande glace dans ta chambre? Oui, il y a une grande glace dans ma chambre. 2. Qui achète tes affaires de toilette? Mon père achète mes affaires de toilette. 3. Est-ce que c'est la course le matin chez toi? Oui, c'est la...

**AP Physics**

A Young's double slit has a slit separation of 2.50x10 raised to the -5th power m on which a monochromatic light beam is directed. The resultant bright fringes on a screen 1.00 m from the double slit are separated by 2.30x10 raised to the -2nd power m. What is the ...

**FRENCH**

Another exercise. You just completed a month long family stay in Provence. Tell where you went and what you did, each week. Week 1: nous sommes allés à Provence, et nous avons traversé le Pont du Gard. Nous sommes allés à Aix-en-Provence et ...

**SraJMcGin-French**

J'ai choisi le menu Prix Fixe qui a coûté 26, 86 €. Pour l'entrée il ya eu un choix entre des escargots, des fruits de mer, ou des crudités. Pour le plat principal, il ya eu du saumon à la sauce hollaindaise, ou du potage. Les ...

**SraJMcGin-French**

Sorry for the big gaps in between the sentences. I was doing this writeup on microsoft word.

**SraJMcGin-French**

Sra sorry, the exercise was supposed to be in the past, the instructions were wrong, it should have said, tell what you did at the restaurant. So the teacher told me to put it in the past. Could you please look it over, thanks so much:) And sorry for the inconvenience. J'...

**SraJMcGin**

Sra here are my corrections for the recent exercise. Je choisi le menu Prix Fixe qui coûte 26, 86 €. Yeah I want to say For the entree there is a choice between..( I had another dialouge, so I took this sentence from there: Voyons, en entée aujourd'hui...

**FRENCH**

Imagine that you are in a restaurant crtic for a newspaper in Paris. You choose the Prix Fixe menu. Tell how much it costs in Euros, and describe the choices at this restaurant for the entrée, main dish and dessert. Finally, state what you tasted and tell what food you ...

**math**

thankyou

**math**

i accedentally wrote it wrong it is (3x^2+4x-7)-(x^2-2x+6)

**math**

Quetion:what is the polynomial resulting from the subtration of (3x^2+4x-7)-(x^3-2x+6) Answer:4x^2-1

**FRENCH**

Avec une partenaire, jouez les rôles d'une cliente et d'un serveur/une serveuse dans un restaurant français. Ce restaurant a des spécialités et un menu. Here are the instructions. Dites "Bonjour". (Both the server and the the client...

**Math**

6.5minutes per mile= xminutes per hour there are 60 minutes in an hour therefore you multiply 6.5x60 and you will get your answer

**math**

Triangle UVWis a right triangle. If UV=51 centimetersand VW=140 centimeters. find UW. I subtracted 51 from 140 and got an answer of 191. then i subtracted 191 from 360 to get an answer of 179. is this right?

**FRENCH**

For Number 6. Could I write it as. Je prend du thé au petit déjeuner. But somehow it doesn't make sense, because it's asking what will you have for breakfast, and my answer "at breakfast".

**FRENCH**

1. Est-ce que tu manges souvent au restaurant avec ta famille? Non, je ne mange pas souvent au restaurant avec ma famille. 2. Est-ce que tu aimes goûter de nouveaux plats? Oui, j'aime goûter de nouveaux plats. 3. Pour commencer, est-ce que tu préfè...

**FRENCH**

Automobiles, airplanes, food, beverages, perfume, and fashions are among the variety of products from France that customers throughout the world can buy. Each of France's 22 regions proudly produces its own specialties. These regions closely resemble the former French ...

**FRENCH**

1.Quand tu voyages, est-ce que tu achetes beaucoup de cartes postales? Quand je voyage, je n'achete beaucoup de cartes postales. 1. As-tu passe une journee dans une ferme? Si oui, ou> Non, je ne passe une journee dans une ferme. 3. Est-ce que tu aimes faire du cheval? ...

**FRENCH-Sentences**

Thanks so much. For #3 I wanted to say.. We went to the Zoo and we fed some animals. Yeah for #5, I was trying to say parade. Is that a direct cognate?

**FRENCH-Sentences**

1. Nous sommes arrivés à un champ où nous avons joué le jeux de golf. 2. Nous sommes allés à restaurant et nous avons mangé chinois nourriture. 3. Nous sommes allés au zoo et nous avons nourri des animaux. 4. J'ai ...

**FRENCH**

Sra here some of the other sentences: 1. Nous sommes allés à boum, et nous avons montré des bals. 2. Je suis allé à la maison de mon ami et j’ai eu Soirée pyjama. 3. Je suis rentré à la maison de mon cousin et j’...

**FRENCH**

PNE is the playland place, with all the rides.

**FRENCH**

Sra, thanks so much for the help yesterday with my French. Here is the work, and I got my teacher to check it over, and she corrected some areas, so I thought to let you know. 1. Nous sommes allés à Vancouver où nous avons rencontré nos cousins. 2...

**FRENCH**

Thanks Sra so much:D

**FRENCH**

*Des vacances speciales* Pensez à des vacances spéciales (ou imaginaires) avec votre famille ou vos amis. Faites une série de dessins qui montrent, en ordre, les activités spéciales. (Vous pouvez aussi utiliser des photos.) enfin, sous chaque...

**To SraJMcGin**

*Des vacances speciales* Pensez à des vacances spéciales (ou imaginaires) avec votre famille ou vos amis. Faites une série de dessins qui montrent, en ordre, les activités spéciales. (Vous pouvez aussi utiliser des photos.) enfin, sous chaque...

**To SraJMcGin**

Thanks so much Sra :D Okay, I will try to complete this activity tonight, and post it onto here. Thanks for the sites, and information <3

**To SraJMcGin**

I'd like to thank you with all my heart for giving me notes on the Prepositions/countries/cities. Thanks a lot. It really helped me =) P.S I had a substitute for French, so she gave us this exercise to do, and I am having a hard time understanding what to do. It's more...

**French**

Sra could you please check my french post again.

**FRENCH**

Oh woops. Sorry I totally forgot about that. Okay will redo right away. My whole attention was on the masculine/feminine countries. Sorry. 1. Mlle Martinelli/Rome Mlle Martinelli travaille à Rome, en Italie. 2. M. Carlson/Atlanta M. Carlson travaille à Atlanta, ...

**FRENCH**

Prepositions before cities, countries, and continents. C'est où, cette ville? Dites dans quelle ville et dans quel pays chaque personne travaille. Modèle: M. Barrault/Marseille M. Barrault travaille à Marseille, en France. 1. Mlle ...

**FRENCH**

Est-ce que tu preferes voyager en voiture, en avion ou en train? Je prefere voyager en voiture. Est-ce que tu preferes passer une journee a la campagne ou a la ville? Je prefer passer une journee a la campagne parce ( Please help me think of some adjectives. Is a countryside ...

**FRENCH**

Comment est-ce que tu vas de ta maison ou de ton appartement à l'école? Je vais de ma maison à l'école en voiture.

**FRENCH**

Habites-tu près d'un lac? Près de la montagne? J'habite près de la montagne.

**FRENCH**

Est-ce que tu préferès nager dans une piscine, dans un lac ou dans un océan? Je préfère nager dans une piscine.