# Questions Asked onOctober 7, 2013

1. ## poetry (Pioneer by Dorothy Livesay)

I have to answer the questions according to this poem, I have answered them but just want someone to look over them to see if they are right. The last one I had trouble with and need help on that one too. The answer that I think it is I have put arrows on

2. ## physics mechanical energy

A skateboarder with mass ms = 42 kg is standing at the top of a ramp which is hy = 3.7 m above the ground. The skateboarder then jumps on his skateboard and descends down the ramp. His speed at the bottom of the ramp is vf = 6.3 m/s. Write an expression

3. ## physics mechanical energy and power

A car m = 1850 kg is traveling at a constant speed of v = 30 m/s. The car experiences a force of drag (air resistance) of Fd = 300 N. Write an expression for the power the car must produce Pi to maintain its speed. Part (b) What is the power in HP? No

Any short explanation for things I got wrong would be great, too, if possible! Thanks in advanced! :) 8. Which of the following functions grows the fastest? ***b(t)=t^4-3t+9 f(t)=2^t-t^3 h(t)=5^t+t^5 c(t)=sqrt(t^2-5t) d(t)=(1.1)^t 9. Which of the following

5. ## Physics

A spring with 50 N/m hangs vertically next to a ruler. The end of the spring is next to the 21-cm mark on the ruler.If a 2.5-kg mass is now attached to the end of the spring, where will the end of the spring line up with the ruler marks?

6. ## poetry

The poem is: Canada Day Love Match My mother stalked her future son in law, convinced he was the one for me. Through the crowd at the Forks Market, she kept behind him like a cat ready to pounce. I kept out of his line of sight. Blind to us, he watched

7. ## physics

Which of the following statements is FALSE regarding the ‘Drift’ of charge carriers? It is the dominant carrier transport mechanism when an electric field is applied in the semiconductor. Holes move in the direction opposite to that of the applied

8. ## Math

A speaker has a collection of 62 jokes. He uses 3 jokes in each speech. Please help i got a is 37820 but really need help with part b (a) In how many ways can he select 3 jokes for a speech? How many speeches can he give without using a joke twice? (Round

9. ## Math

A man on the 8th floor of a building sees a bucket (dropped by a window washer) pass his window and notes that it hits the ground 1.5s later. Assuming a floor is 12ft high (and neglecting air friction), from which floor was the bucket dropped?

10. ## ALGEBRA 1

You practice playing your guitar every day. You spend 15 minutes practicing chords and the rest of the time practicing a new song. So the total number of minutes y you practice for the week is given by y=7(15+x), where x is the number of minutes you spend

11. ## Gen Chm II

Determine the pressure-based Keq for the reaction: 2SO2(g) + O2(g)2SO3(g) given that 1.00×10−2 moles of SO2 and 2.00×10−2 moles of O2 were initially placed in a 2.00 L reaction chamber. The chamber contained 7.5×10−3 moles of SO3 when equilibrium

12. ## Chemistry

C2H6(g) + O2(g) CO2(g) + H2O(g) (a) Consider the unbalanced equation above. What is the maximum mass of CO2 that can be produced when 21.0 g of C2H6 and 38.5 g O2 react? (b) If 24.7 g of carbon dioxide is actually produced by the reaction in part (a), what

13. ## history

what is the purpose of the preamble?

14. ## spanish

Ayer mis amigos Esteban, Ana, Olivia y yo fuimos al cine a ver la nueva película de Javier Bardem. A mí me (1) ____ la película porque Javier es uno de mis actores favoritos. Pero a (2)____ le (3)______ ; él empezó a dormirse al final. A Ana y

44. ## astronomy

Is morphing of particles to anti-particles(for exampe:neutrio)key for assimetry between matter/anti-matter?

45. ## Chemistry

How do I convert micrograms/mL to micromol/L? Thanks

46. ## Life ScienceS

Essay adaptations of predator and prey and effect of predation population growth

47. ## History

Explain how the 3/5ths Compromise is connected to the Great Compromise.

48. ## astronomy

which of the statment about CMB are true?

112. ## Algebra 1 (Reiny)

12a - 11 = 9a - 1?

113. ## algebra 1

4-10y=22-6x Solve the Equation for y

114. ## Math

May I please have some help solving these problems on my homework? Thank you. :) 38. -p = 29.16 41. Your class sold raffle tickets. Out of every 15 tickets, 14 did NOT win. There were 24 winners. How many tickets were sold? Explain your method and why you

115. ## To "bob"

Please don't ever post whole lists (tests? Homework?) of questions and answer choices here again. We do not take tests or do complete homework assignments for students. =(

116. ## astronomy

Can CMB show that the universe was accelerating at the time the CMB formed thus measuring dark energy early in the universe?

117. ## physics

An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a

118. ## Chemistry

How many mL of 5.00 M NaCl must be diluted to produce 2.40 L of 0.150 M NaCl?

119. ## Math

the number is less than 20 it is an odd 1 digit number, is not the number of sides of a triangle it can be divided by 3

120. ## physics

An elevator is stopped at the ground floor. It starts moving upwards at constant acceleration a>0 for 5 seconds. It then keeps a constant speed for 35 seconds. Finally, it slows down with an acceleration of the same magnitude (but opposite direction) −a

121. ## figure of speech

The World is as big as....

122. ## physics

A stone is dropped off a cliff, the last 1.5 seconds before it reaches the ground it travels 30 meters. Find the height from which it dropped & final velocity

123. ## Taking Time to Thank

I want to thank all the homework helpers who have helped me in the past. Ms. Sue Steve Writeacher Jai I really appreciate all of you guyz helping me out, you improved my grades and i thank you because of that :)

124. ## science

What is formed if solid copper sulfate is mixed with water

125. ## IR chemistry - instrumental anaylsis

my last instrumental analysis lab was basically about becoming familiar with using an IR spectrometer. I used a salt solution with a sodium chloride salt plate although it was not stated in the procedure to do so. the IR spectra seems to have come out fine

126. ## MAth

Ok so basically we have to choose a topic of interest and then survey it... one that you can obtain numerical data from that has the potential to have responses with a significant amount of variation. and then create a question to ask/investigate. Be sure

128. ## Physics

The coefficient of static friction between the 2.90 kg crate and the 35.0° incline of Figure P4.41 is 0.260. What minimum force F must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?

129. ## math pre-agebra

how do i write this equation cars the marton family took a vacation that covered a total distance of 1356 miles. the return of the trip was 284 miles shorter than the first part of the trip. how long was the return trip?

130. ## pyschology

I am writing a paper for Pyschology about how I have a tendency after washing my hands I have this pattern to take the paper towel or hand cloth and use it to open the door. Which psychological theory would this fall under? 1.Classical Conditioning 2.

131. ## Algebra 1

A vending machine had to be programmed to accept any combination of nickels, dimes, and quarters that totals 40 cents. How many different combinations are possible?

132. ## math

Deepak is 10 years old, and his brother is 7 years old. In how many years time will their total age be 41.

133. ## English

Is a comma required in this sentence? "James ran to the grocery store, and David walked to the library."

134. ## astronomy

Why the Universe ,as we know it,made of matter,with no antimatter,and what is the role of neutrino? Thanks

135. ## mathematics

Use the discriminant to determine the number of real roots the equation has. 3x2 – 5x + 1 =0 A. One real root (a double root) B. Two distinct real roots C. Three real roots D. None (two imaginary roots)

136. ## physics

Two soccer players start from rest, 32 m apart. They run directly toward each other, both players accelerating. The first player’s acceleration has a magnitude of 0.55 m/s2. The second player’s acceleration has a magnitude of 0.40 m/s2. (a) How much

137. ## physics

A baseball is hit at a height of 1.1 m with an unknown initial velocity at 38 ° above the horizontal. It just clears a barrier of height 36.1 m at a horizontal distance of 63.0 m. Find: a) the initial speed;

138. ## physics

A baseball is hit at a height of 1.1 m with an unknown initial velocity at 38 ° above the horizontal. It just clears a barrier of height 36.1 m at a horizontal distance of 63.0 m. Find: a) the initial speed;

139. ## math

Maurice puts 130 trading cards in protector sheets. He fills 7 sheets and puts the remaining 4 cards in an eighth sheet. Each of the filled sheets has the same number of cards. How many cards are in each sheet?

140. ## Geography (Ms. Sue)

Is this correct: However, in the 1300s, as preventive measures have become discovered, most doctors recommended these methods or purifying the air to prevent plague: 1. Burn richly scented incense. 2. Fill the house with flowers. 3. Sprinkle the floors

141. ## math

The position vectors of points A and B with respect to the origin 0, are (-8,5) and (12,-5) respectively. Point M is the midpoint of B and N is the midpoint of OA. (a) Find: (i) The coordinates of N and M (ii) The magnitude of NM (b) Express vector NM in

142. ## english

compare and contrast decolonising the mind with another similar essay

143. ## Science

What process is being demonstrated when you put 3 glucose's together?

144. ## STAT

You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 5 and a population standard deviation 2 and a sample size of 4. Machine 2 has a sample mean of 10 and a population standard deviation of 2 with a

145. ## Science

Is the ratio the same in one glucose and the sucrose when it's reduced?

146. ## foreign language

i want to speak spanish, french were do i start to learn those languages

147. ## English

Is this grammatically correct: In October, 1347, after decades of trading the most luxurious goods, trading ships sailed into the port of Messina, Sicily, carrying a terrifying cargo--the disease now known as the bubonic plague, the infamous plague in

148. ## Algebra 1 (Reiny)

1). A square pyramid has a volume of 560 in to the third power, a base length of 10 in., and a height of 14 in. What is its base width? 2). h + p = 3(k-8)

149. ## algebra 1

Guitar Practice You practice playing your guitar every day. You spend 15 minutes practicing chords and the rest of the time practicing a new song. So the total number of minutes y you practice for the week is given by y 5 7(15 1 x), where x is the number

150. ## Life orientation

Name five sources of the environmental health hazard that can contribute to ill health insidehome

151. ## math

A small pool contains about 7, 600 liters of water. The greatest amount of water the pool could have is blank kilometers

152. ## Geography (Ms. Sue)

Is there more trade within the EU or between the EU and non-members countries? Explain? A: There is more trade within the EU because ?

153. ## Math Middle

I used my gas tank and used 7/16 of gas. Then I used another 1/3 of the remaining gas what fraction of the tank is filled with gasoline. My Answer is 7/8 of the tank is filled.

154. ## Science

Where in you body would starches start being broken down when eaten? What process was being demonstrated when you put the three glucoses together? What general term refers to monosaccharaides, disaccharides and polysaccharides because when they break down

155. ## math pre-algebra

a paved brick is 3x , 2x+2 , 5x-3 , 2x+2 find the perimeter of five bricks

156. ## college chem

a compound containing

157. ## Geography (Ms. Sue)

1). As a train moves eastward after passing over the Ural mountains, what is the first major stop? A: ? 2). What railroad would you take if you wanted to pass north of Lake Baikal? A: You would take the Baikal-Amur Mainline?

158. ## Geography (Ms. Sue)

What is the value placed upon education in the countries of Russia and the Republics? A: The value placed upon education is extremely high in the region?

173. ## physics

You are riding in a boat whose speed relative to the water is 4.5 m/s. The boat points at an angle of 25.1¡ã upstream on a river flowing at 12.8 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 26.2 m wide.

174. ## Exponents and division 8th grade

x^4/x^16 i don't know 12^10/12^2 12^8 5n^14/20n^7 i don't know 6^8/6^8 1 a^9b^5/a^3b^15 i don't know /=divided by

175. ## Algebra 1

Solve h + p = 3(k-8) for k.

Carol Miller went to Europe and forgot to pay her $740 mortgage payment on her New Hampshire ski house. For her 59 days overdue on her payment, the bank charged her a penalty of$15. What was the rate of interest charged by the bank?

177. ## Pre-Calculus

For the function f(x)=3x^3−42x Compute the difference quotient [f(x+h)−f(x)]/h,h≠0 I checked my work like 3 times and still got [(-2x^3)+(3hx^2)+(3xh^2)+(h^3)-(42h)]/h Is it wrong?

178. ## English

1. In three minutes, he started to shout. 2. After three minutes, he started to shout. (Which preposition should we use? Which one is right?) 3. Three minutes later, he started to shout. 4. Some minutes later, he started to shout. 5. After a short time, he

179. ## economics

Speculate as to why price leadership is legal in the U.S. whereas price fixing is not?

64.8% Of students went to the football game are the other half was busy . Can you multiply to get the answer

181. ## Math

Lakeisha placed $120 in a savings account earning simple interest. Find the interest rate if her account is worth$124.20 after one year.

182. ## Math

Meda invested $1,000 into a particular stock. In four months, her stock was worth$3,000. Find the percent of increase in her investment.

183. ## Physics

A spring has an unstretched length of 9.8 cm. The potential energy stored in the spring is V when the spring is streched to a length of 11.8 cm. What is the stretched length of the spring when its potential energy is 2.2 V? What compressed length will

184. ## Trig

a child puts beads on one spoke of a bicycle wheel. the tire has a diameter of 2ft. if the child rides so that the tire makes one full rotation every 15 sec, and the beads begin in the horizontal outward position, find an equation that models the position

185. ## Chemistry

For the following chemical reaction, what mass of silver nitrate in grams will be needed to produce 3.91 mol of calcium nitrate? CaI2+2AgNO3=2AgI+Ca(NO3)2

186. ## English

1. My sister and I took part in school marathon yesterday. 2. My sister and I took part in a school marathon yesterday. 3. My sister and I took part in the school marathon yesterday. 4. My sister and I took part in School Marathon yesterday. 5. My sister

187. ## physics

A velodrome is built for use in the Olympics (see the figure below). The radius of curvature of the surface is 19.1 m. At what angle should the surface be banked for cyclists moving at 11 m/s? (Choose an angle so that no frictional force is needed to keep

188. ## English

1. He ran for class leader. 2. He ran for a class leader. 3, He ran for the class leader. (Which one is grammatical?)

189. ## Chemistry

In the following reaction, 451.4 g of lead reacts with excess oxygen forming 313.6 g of lead(II) oxide. Calculate the percent yield of the reaction. 2Pb(s)+O2(g)= 2PbO(s)

190. ## Math

Han Song cycled 2 1/4 Km to the playground to meet his friend. Then, he cycled 1 2/5 km to the hawker centre to have lunch. What was the total distance Han song cycled?

191. ## math word problem

to determine the size pf a parks moose population, caturalists catch 72 moose, tag them, and then set them free. months later 65 moose are caught, of which 15 have tags. Estimate the size of the moose population.

192. ## English

1. A few minutes later, the dog started to have a stomachache and we had to take him to the hospital. 2. A few minutes later, the dog started to groan lying on the floor, so we had to take him to the hospital. 3. A few minutes later, the dog began to make

193. ## Finance

Assume that Pelon Inc. has issued a 10 year maturity bond with a yield of 8%. Its coupon rate is 5% and the coupons are paid semi annually. Its par value is the value of this bond at the issue date?

194. ## science physics

arthur is riding a horse at a velocity of 4m/s. four seconds after, he is already traveling at a velocity of 12m/s. what is his acceleration

195. ## Math

Find the length of the arc (sector question) Radius=8cm Angle=27

196. ## Math

how many terms of the arithmetic sequence -5,-1,3,… must be added to reach the sum of 400

197. ## math

what is m4 (m to the 4th power)

198. ## physics

where must a 1200n weight be hung on a uniform, 200N pole so that a boy at one end supports one-third as much as a man at the other end?

199. ## dma040

Explain which terms are alike 7xy -9x^2 -15xy^2 -14xy

200. ## physics

where must a 1200n weight be hung on a uniform, 200N pole so that a boy at one end supports one-third as much as a man at the other end?

201. ## Chemistry

Find the concentration of the polyprotic weak acid given the following: - 1 equiv needs 6 ml NaOH, 2 equiv needs 18 ml NaOH, 3 equiv needs 28 ml NaOH - pKa1 = 2, pKa2 = 3.9, pKa3, 10 - Molarity of NaOH = 0.175 - Total volume of NaOH = 28 ml - Volume of

202. ## physics

meter stick is located at 50.5 cm and the stick is supported at 60 cm. where must a 190 gram load be hung in order to have equilibrium?

203. ## dma040

Solve for x. 13/14x + 8/7 = 6/7x

211. ## physics

An astronaut wearing a 20-kg spacesuit jumps on the moon with an initial velocity of 16 m/s. On the moon, the acceleration due to gravity is 1.62 m/s squared. What is the maximum height he reaches?

212. ## Health

How can you determine (approximately) a serving size if you do not have a nutrition label to read?

213. ## Geography

The 600 pounds of cream cheese got delivered to the zoo in Moscow . By 7:00am Wednesday morning all of the cream cheese had been eaten by the animals .three hours later you get the news and call San Francisco to inform them of thd mistake .what time is it

214. ## Math

a picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame (if you would,just give me the formula and i'll take it from there) thank you

215. ## math-algebra

The speed of a moving sidewalk at an airport is 2ft/sec. A person can walk 93ft forward on the moving sidewalk in the same time it takes to walk 12ft on a non moving sidewalk in the oppsite direction. At what rate would a person walk on a nonmoving

216. ## math

Round 9.46531 to nearest hundredth.

217. ## Math

Arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% bonds and 40% more of the 5 % bonds, thereby increasing his annual income by 410. find his initial investment in each type of bond (if you would,just give

218. ## chemistry

ethane,C2H6 burns in oxygen. A. what are the products of the reaction? B. write the balanced equation for the reaction. C. what mass of O2, in grams is required for complete combustion of 13.6 of ethane? D. what is the total mass of products expected from

219. ## physics

A ferryboat traveling at a speed of 30 km/h attempts to cross a river with a current of 5 km/h. What is the boat's speed relative to the shore?

220. ## Math

A baseball pitcher has pitched a total of 25 innings so far during the season and has allowed 18 runs. At this rate, how many runs, to the nearest hundredth, would he allow in nine innings? This number is called the pitcher’s earned run average, or ERA.

221. ## chemistry

Why were we instructed to add distilled water to a metal nitrate solution? What purpose does the water serve in the experiment? Just to add volume so the probe can reach the solution?

222. ## math

the perimeter of a rectangle is 3 times the length, plus twice the width. what is the equation to find the perimeter of the rectangle?

223. ## Character ed

What are some good ideas for a vision board ?

224. ## Finance

Harrison Inc. has issued a zero/ coupon bond with par value of \$1000. The bond pays no coupons until the end of the 6th year, at which point it pays 10% annual coupons. What is the issue (initial) price of this bond if it has a 20 year maturity and yield

225. ## Chemistry

If 89J of heat are added to a pure gold coin with a mass of 20g , what is its temperature change? Specific heat capacity of gold is 0.128 J/g∘C.

226. ## Calculus

using d^2(h)/dt^2=−g+k(dh/dt)^2, find an expression for the terminal velocity in terms of k and g? g is the acceleration due to gravity, k is a constant, h(t) is the height of the falling object, dh/dt is its velocity, and d^2(h)/dt^2 is its

227. ## chemistry

A lab tech had accidentally set out 16M HCl for this experiment. How much ( in mL) 16M HCl is needed to make 450mL of a 3M HCl solution?

228. ## Calculus

solve for dv/du dQ/du= 38u + [(u+v)^2(18+19dv/du) -(2(18u+19v)(u+v)(1+dv/du)]/ (u+v)^4 u=10 v=25 I am confused how u solve for the dv/du in this big equation and reducing and stuff like that thanks!! this is about implicit di

229. ## Math

1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame 2.)Arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added

230. ## Math

I need help on how to work the problem below. The teacher said the answer is 11, but I don't understand how you get there. "The Big Screamer Coaster carries 92 people altogether. Some if its cars carry 4 passengers,and the rest carry 6 passengers. There

231. ## Geography (Ms. Sue)

In 1949, near what country were the Communist nations of Europe located?

232. ## Algebra

Help plz!!!! (This homework question has been removed due to a copyright claim submitted by K12, Inc.)

233. ## social studies

Townshend Acts: Why did the British take this into action?

234. ## Algebra

I need help I don't know how to solve this system Solve the following system. Show all your work 3x-2y+2z= 30 -x+3y-4z= -33 2x-4y+3z= 42