# Questions Asked onOctober 22, 2014

1. ## Chemistry

How much work must be done on a system to decrease its volume from 14.0 L to 5.0 L by exerting a constant pressure of 4.0 atm?

2. ## COLLEGE PHYSICS

An internal explosion breaks an object, initially at rest, into two pieces. One piece (m1) is 1.5 times more massive than the other (m2). If 7500 J were released by the explosion, how much KE did each piece acquire?

3. ## physics

The blade of a windshield wiper moves through an angle of 90.0° in 0.398 s. The tip of the blade moves on the arc of a circle that has a radius of 0.352 m. What is the magnitude of the centripetal acceleration of the tip of the blade?

4. ## pre calc

A coin is tossed upward from a balcolny 370 ft high with an initial velocity of 16 ft/sec. during what interval of time? will the coin be at a height of atleast 50 ft (h= -16t^2 +vot + h0) is the answer 0>= t

5. ## math

If the legs of a right triangle have lengths of 6 inches and 8 inches, what is the length of the hypotenuse in inches? A.11 B.13 C.10 D.16 Is the answer C?

6. ## PHYSICS

I AM SORRY I JUST HAVE ONE OF THE MOST HORRIBLE TEACHERS, AND I AM TEACHING MYSELF FOR I GET NOTHING IN CLASS. On an old-fashioned rotating piano stool, a woman sits holding a pair of dumbbells at a distance of 0.565m from the axis of rotation of the

69. ## guidance

A consistent approach to guidance means that A. all children should be expected to reach the four goals of guidance. B. all staff members should deal with misbehavior in the same way. C. caregivers should be role models for the children to follow. D. no

70. ## Geometry

The main tank at an aquarium is a cylinder with diameter 203 ft and height 25 ft. Using 3.14 for pi, find the volume of the tank to the nearest cubic foot.

71. ## Algebra 2

What is the minimum possible value for y=x^2+12x+5? I am not sure where to start.

72. ## Math

State whether the function y=-2x^2-8x+17 has a maximum or minimum value and identify the coordinates of the vertex.

73. ## physics

Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A)

74. ## Finance

The requirement for computer server capacity at Acme Industries is expected to increase at a rate of 15% per year for the next 5 years. If the server capacity is expected to be 1,400 gigabytes in 5 years, how many gigabytes of capacity are there today?

75. ## Algebra

What is the minimum possible value for y=x^2+12x+5? I am not sure where to even start. Thank you!

76. ## Art History

According to Aldous Huxley, which process does the act of seeing NOT involve?

78. ## Chemistry

a solution of arsenic oxide containing 0.24g required 50cm^3 of acidified potassium manganate of solution of concentration 0.02M for complete oxidation. What is the oxidation state of arsenic in the product?

79. ## celebrating Diversity

To learn to respect others and develop healthy relationships, children need to A. be told what to think. B. develop strong self-esteem. C. learn to gain control over other children. D. confront people with different ideas. Answer is D

80. ## math

draw a model to solve the division problem. The problem is 1 1/2divided by1/4= so I know you make 1 1/2 into3/2 3/2*4/1=6 I know how to do that part but have no idea how to draw a model for it, can you explain it? Thank you

81. ## English

It's time to take a test. Close your textbooks. I will hand out test papers. Take one and pass the rest to the back. When you receive an exam paper, make sure to write down your name and number on the top. I will give you 5 minutes.....Time is up. I will

82. ## celebrating Diversity

What is one of the biggest challenges faced by child care providers? A. Meeting the individual needs of children on a daily basis B. Finding time for snack and nap times during the course of each day C. Learning and remembering each child's name and social

83. ## Chemistry 111

Gaseous ethane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 17. g of ethane is mixed with 107. g of oxygen. Calculate the minimum mass of ethane that could be left over by the chemical reaction. Be sure your

84. ## physics

. A car is safely negotiating an unbanked circular turn at a speed of 19 m/s. The road is dry, and the maximum static frictional force acts on the tires. Suddenly a long wet patch in the road decreases the maximum static frictional force to one third of

85. ## Paralegal

Patty is a paralegal at a firm organized as a Limited Liability Partnership (LLP). Joe, the associate attorney, comes to Patty and asks her to bill two clients for the same legal research he conducted, since it was on the same issue and would be useful for

86. ## physics

A motorcycle is traveling up one side of a hill and down the other side. The crest of the hill is a circular arc with a radius of 43.0 m. Determine the maximum speed that the cycle can have while moving over the crest without losing contact with the road.

87. ## english

What do classical Greek and Roman myths, Norse myths, Native American myths, African myths, and Asian myths have in common? How do they differ?

88. ## English

A champion is a winner, A hero... Someone who never gives up Even when the going gets rough. --------------------------- In this poem, what is the meaning of 'the going'? What other expressions can we use instead of 'the going'?

89. ## physics

A meter stick is rotated about the end labeled 0.00 cm, so that the other end of the stick moves through an arc length of 7.40 cm. Through what arc length s does the 25.0-cm mark on the stick move?

Please help me with the following question: A student attempts to solve for c in the equation below. Which statement best applies to the work shown below? 3c + 6 - 4c - 12c = 7 -13c + 6 = 7 -13c + 6 + (-6) = 7 + (-6) -13c = 1 c = -1/13 A. The student

91. ## physics

A rotating object starts from rest at t = 0 s and has a constant angular acceleration. At a time of t = 7.0 s the object has an angular velocity of ω = 16 rad/s. What is its angular velocity at a time of t = 14 s?

92. ## science

1. radioactive decay occurs when atoms A- lose mass * B- join with atoms of another element C- break down to form atoms of another element D- are exposed to chemical weathering 2. if you want to consult the geologic time scale for when the first

93. ## algebra

If 3 times the square of an integer is added to 1 times the integer, the result is 2. Find the integers.

94. ## Physics

A 1.5 kg otter starts from rest at the top of a muddy incline 80.2 cm long and slides down to the bottom in 0.40 s. What net external force acts on the otter along the incline? Answer in units of N

95. ## BIOLOGY

Fermentation: (Select all that are true) Uses pyruvate to accept electrons Uses pyruvate to donate electrons Regenerates NADH Regenerates NAD+ Directly makes ATP Allows glycolysis to continue in the cytoplasm making ATP Allows oxidative phosphorylation to

96. ## physics

A merry-go-round at a playground is a circular platform that is mounted parallel to the ground and can rotate about an axis that is perpendicular to the platform at its center. The angular speed of the merry-go-round is constant, and a child at a distance

97. ## L/A

Which of the following should you do during your third read of the multi-draft reading process? A: Identify the author's tone and viewpoint B: Evaluate how the selection compares to another C: Examine the type of organization used in the selection D:

98. ## guidance

It's important to recognize a child when he or she follows the rules because not doing so can A. improve their self-image. B. cause them to act out to receive adult attention. C. help to develop self-regulation. D. help them to develop their self-esteem.

99. ## physics

A Ferris wheel rotates at an angular velocity of 0.29 rad/s. Starting from rest, it reaches its operating speed with an average angular acceleration of 0.039 rad/s2. How long does it take the wheel to come up to operating speed?

100. ## chemistry

what amount of heat is needed to increase the temperature of 95.3g of copper from 25 degrees Celsius to 48 degrees Celsius? The value of Cp for copper is 0.387 degrees Celsius.

101. ## BIOLOGY

Which of the following is/are true about where electrons end up? The last molecule of the ETC in the mitochondrian donates electrons to water and releases oxygen The last molecule of the ETC in the mitochondrion donates electrons to oxygen and makes water

102. ## physics

suppose that a force with magnitude of 52.8 N is exerted at an angle of 18 degrees with the horizontal. this force would be the same as having forces which are exerted at

103. ## algebra

The rate at which water evaporates from a certain reservoir depends on the air temperature. The table below shows the number of acre-feet (af) of water per day that evaporate from the reservoir for various temperatures in degrees Fahrenheit. Temperature,

105. ## Math

Write each expression using a single exponent. Xy^5 • x^3 y^7

106. ## algebra 2

1. Create a catapult that will be able to launch a bird (tennis ball) into the air. 2. Once built, create a real life situation where you would have to knock down a tower filled with pigs 30 feet away (jenga blocks or toilet paper rolls piled up). a.

107. ## physics

The steering wheel of a car has a radius of 0.17 m, and the steering wheel of a truck has a radius of 0.24 m. The same force is applied in the same direction to each steering wheel. What is the ratio of the torque produced by this force in the truck to the

108. ## algebra

If 3 times the square of an integer is added to 1 times the integer, the result is 2. Find the integer.

en meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115°F. Six months later the temperature has dropped to -2°F.How much space now exists between each rail? (The linear expansion coefficient

110. ## math

I have 60 dvd that are 9/16 an inch how long will the shelf need to be

111. ## physics

The figure shows a person whose weight is W = 670 N doing push-ups. Find the normal force exerted by the floor on (a) each hand and (b) each foot, assuming that the person holds this position.

he thermal conductivity of concrete is 0.80 W/m-C° and the thermal conductivity of wood is 0.10 W/m-C°. How thick would a solid concrete wall have to be in order to have the same rate of flow through it as an 8.0 cm thick wall made of solid wood? (Assume

113. ## physics

The figure shows a bicycle wheel resting against a small step whose height is h = 0.120 m. The weight and radius of the wheel are W = 20.0 N and r = 0.340 m. A horizontal force is applied to the axle of the wheel. As the magnitude of increases, there comes

114. ## LA - 2 questions!!?

Which word in the following sentence is a reflexive pronoun? As Mark slid towards home plate, he collided with the catcher and hurt himself. toward he himself collided*** Suppose you are reading two novels about boys who are sent to boarding schools. One

115. ## PHYSICS

Calculate the angular momentum of a solid uniform sphere with a radius of 0.120m and a mass of 14.5kg if it is rotating at 6.15rad/s about an axis through its center. Part B Calculate kinetic energy of a solid uniform sphere with a radius of 0.120m and a

116. ## math

The length of the base and the height of a triangle are numerically equal. Their sum is 16 less than the number of units in the area of the triangle. Find the area of the triangle.

Thirty microcoulombs of NEGATIVE charge experiences an electrostatic force of 27. mN. What is the magnitude and direction of the electric field?

118. ## Math 222

222 - Steve, Wednesday, October 22, 2014 at 12:02am I assume you want to factor the expressions? a^4b + a^2b^3 = a^2b(a^2+b^2) z^2 + 18z + 45 = (z+3)(z+15) •Math 222 - Monica, Wednesday, October 22, 2014 at 12:10am Thank you Steve and can you please

119. ## science

1. radioactive decay occurs when atoms A- lose mass * B- join with atoms of another element C- break down to form atoms of another element D- are exposed to chemical weathering 2. if you want to consult the geologic time scale for when the first

120. ## algebra, factoring

Solve. x3 + 0.9x2 − 0.9x = 0

121. ## physics

A car accelerates uniformly from rest to a speed of 73.6 mi/h in 7.68 s. How do i find the distance the car traveled during this time, in units of m

122. ## celebrating Diversity

To welcome a child who doesn't speak English, it would be appropriate to A. ask the child to repeat words. B. Tell the child not to speak in his or her native tongue. C. Speak very loudly. D. Allow the child time to observe and listen. D is my answer.

123. ## guidance

The number of adults supervising a specific number of children in a classroom is known as the _______ ratio. A. child-to-parent B. director-to-teacher C. teacher-to-parent D. child-to-adult D

124. ## Chemistry

Calculate the molarity of 25.00ml H2SO4 solution if 32.48ml of 0.1068M NaOH is required to titrate? Balanced equation is H2SO4(aq)+2NaOH(aq)=Na2SO4(aq)+2 H2O (l)

125. ## Chemisty

In the titration of total acid with sodium hydroxide, NaOH, it was determined that 36.03mL of 0.0980M NaOH was needed to neutralize all the acid in a 10.0mL aliquot of a powdered drink mix solution. In a second titration, it was determined that were 1.45 x

126. ## PSYCH/SOCIOLOGY!!!

Should I take psychology before sociology or take sociology before psychology. Like saying "You can't do well in chemistry unless you finish biology"

127. ## math

A rectangular room containing 198 square feet is 7 feet longer than it is wide. How long of a piece of crown molding is needed to trim the perimeter of the ceiling?

128. ## math

The scale for an earth model is 1:40000000. The diameter of the earth is 12,756.32km. a)What is the diameter of the model in cm? I got 31.9cm (just need help on part b!) b) If the model is cut in half, how many jars of paint would be needed to paint each

129. ## celebrating Diversity

Children with special needs may have delays or be slow to progress in one or more areas. They A.usually require special equipment to help them move around. B. need opportunities to interact with nondisabled children. C. have difficulty fitting in with

130. ## International Law

Hello, I am having a hard time in finding the prosecutors list of evidence in the The Prosecutor v. Callixte Mbarushimana case. I have read documents but it doesn't give a detail of the evidence submitted. Can you please help. Thank You

131. ## English

Do we punctuate a subject in any sentences like Panda, Bird, Patrica,Barbados?

Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115°F. Six months later the temperature has dropped to -2°F.How much space now exists between each rail?

133. ## chemistry

How many moles of magnesium are needed to react with 16 g of O2? 2 MgO (s) + O2 (g) → 2 MgO (s)

Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A)

135. ## physics

A plane cruising at 247 m/s accelerates at 28 m/s 2 for 8.7 s.How far will it have traveled in that time?

136. ## physics

A 13.2 kg crate is pulled by a 157 N force (parallel to the incline) up a rough incline. Assume that the incline makes an angle of 34.0° with the horizontal and that the coefficient of kinetic friction is 0.434. The crate has an initial speed of 1.53 m/s.

137. ## Visual Arts

My team is Caribbean festivals and I want to know what is a good idea of a design for me to use, using paint?

138. ## Chemistry

Indicate whether Fe3+ ions are reduced by silver under standard conditions.

139. ## celebrating Diversity

Which of the following is the language? A. best way to help children in your care who are learning English as a second A. Vary greetings to introduce more vocabulary. B.Speak very loudly, but stop talking if there's no response. C. Don't call attention to

140. ## math

The Murphy family just drove 300 miles to visit their grandparents. Mr. Murphy drove 70 mph for 65% of the trip and 35 mph or less for 20% of the trip that was left. Assuming that Mr. Murphy never went over 70 mph, how many miles did he travel at a speed

145. ## health

What can architects do to help promote physical activity initiatives?

146. ## Chemistry

2. Aluminum metal reacts with zinc(II) ion in an aqueous solution by the following half-cell reactions: Al(s) → Al3+(aq) + 3e− Zn2+(aq) + 2e− → Zn(s) a. Predict the potential of the cell under standard conditions. (4 points) b. Predict whether the

147. ## celebrating Diversity

Julie has a speech delay and is often shy with other children. The group activities is to A. provide an art activity for Julie and two to three other children. B. provide her with some books to read while you work with the other children. C. let her watch

148. ## pre calc

population of city has varied considederably in recent years. the data it the relates the pollution P to time t, in years, where t=0 correponds to 1990. use a quadratic function fitted to the data to predict the population in 2000 data: year,t population P

149. ## math

Use anumber line to prove 1/4=2/8=4/16

150. ## Science: Teeth

I'm doing a science project on how various acids affect tooth enamel. I'm planning to put the teeths in separate containers and fill 5 containers with coca cola, and 5 others with a citric acid drink. I'm also planning for two weeks to examine the teeths.

151. ## chemistry

The percentage of C,H,O in vitamin C were determined by burning a sample weighing 2.00g. The masses of carbon dioxide and water formed are 3.00mg and 0.81mg respectively. Find the percentage of each element and the empirical fomula of vitamin C

152. ## Math HELP!

Find the distance from the ferris directly to Butte. The picture is of an right triangle. On the left side length is has 42 mi. on the bottom of the triangle it has 56 mi. on the right side there is not number and at the top corner of the triangle it says

153. ## PSY202

how you will use critical thinking to overcome cognitive bias in online learning to ensure academic success

154. ## statistics

n employee produces 2,080 hours of work in the course of a year, how many employees will be required for the coding area if the coding time on average for one record is 30 minutes and there are 12, 500 records that must be coded each year?

155. ## Ed. Tech

Which is the purpose of a concept map? A. to map out the best means of getting between two points. B. to add shapes and images in Microsoft PowerPoint C. to display photographs more effectively in PowerPoint D. to organize information visually around a

156. ## Algebra

There were 39,000 desktop publishing jobs in the United States in 2000. It has been projected that there will be 64,000 desktop publishing jobs in 2010. (a) Using the BLS data, find the number of desktop publishing jobs as a linear function of the year.

157. ## physics

If tank of 10m height is filled half what will be pressure at bottom of tank

158. ## physics

a penny is placed at the outer edge of a disk(radius =0.150m) that rotates about its axis perpendicular to the plane of the disk at its center. the period of rotation is 1.80s. find the minimum coefficient friction necessary to allow the penny to rotate

159. ## physics

A tank of 10m height is filled half what will be pressure at bottom

160. ## San Bernardino valley college

The height of a triangle is 3 inches less than 5 times the length of its base. The area is 34 square inches. Find the length of the base and the height of the triangle.

161. ## guidance

A guidance technique that's most effective in helping children to develop self-discipline is A. modeling.B. demonstrating.C. reasoning.D. time-out. The answer is C.

162. ## Physics

A car moving at some speed hits the brakes and skids to a stop after 11 m on a level road. If the coefficient of friction for the road conditions of wet asphalt is 0.53, what was the car's original speed before braking? I have used multiple modes to find

163. ## celebrating Diversity

To say that all African Americans are fast runners is an example of A. sexism. B. ableism. C. ageism. D. stereotyping. D is my Answer.

164. ## celebrating Diversity

One of the children in your care asks, "Why can't Sonya walk?" in reference to a fouryear with cerebral palsy. The best response is A. "It doesn't matter, she's still our friend, right?" B."She can't walk, but she can talk and laugh like you." C."Sonya has

165. ## celebrating Diversity

An important step in reducing bias is to A. avoid children's questions about differences. B. help children choose the right friends. C.provide children with appropriate models. D. reinforce media messages. C is my answer.

166. ## geometry

Find the volume of the cylinder. Use 3.14 for pi the radius is 3 and the height is 12

167. ## celebrating Diversity

To encourage positive selfesteem, you should A. encourage competition between boys and girls. B. provide opportunities for success. C. compare children to one another. D. persuade all students to be the best they can be. B is my answer.

168. ## Proof

Let {x_n} and {y_n} be real valued sequences suppose x_n->0 and {y_n} is bounded. Prove that (x_n*y_n)->0

169. ## Math HELP!

One leg of a right triangle measures 15 m and the hypotenuse measures 17 m. What is the measure of the other leg? A. 22.67 m B. 8 m C. 32 m D. 5.66 m Is the answer A? Thanks

170. ## Trigonometry

Round answer to two significant digits. A telephone pole 40 feet high is situated on an 13° (H) slope from the horizontal. The measure of angle CAB is 21°. Find the length of the guy wire AC.

171. ## physics

A rifle with a mass of 12 g, traveling with a speed of 425 m/s strikes a large wooden block, which it penetrates to a depth of 15 cm. determine the magnitude of the retarding force that acts on the bullet.

172. ## Trigonometry

Round answer to two significant digits. An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is

173. ## physics

the magnitude of a pilot is w. the plane is travelling at 230m/s on a vertical circle of radius 690m. determine the ratio Fn/w. for comparison,note that black out can occur for values fn/w as small as 2 if the pilot is not wearing an anti-G suit

174. ## Trigonometry

Round your answer to three significant digits. Use the distances shown in the following figure to determine the depth of the submarine below the surface of the water. Assume that the line segment between the surface ships is directly above the submarine. a

175. ## guidance

The way it's used in childcare today, time-out A. is the best way to discipline children of all ages.B. is often misused.C. should completely isolate the child from the rest of the class.D. should last for at least 30 minutes. The answer is B.

176. ## Math

A supply of food lasts 12 people 5 days. A) how long will it last for 1 person? B) how long will it last for 20 people? ****i have the answers for this. The answer to a is 60 and the answer to b is 3. I just can't figure out how that works out. I need some

177. ## celebrating Diversity

You overhear a group of children saying, "Girls can't be truck drivers." The most appropriate response is to A. redirect them to another activity. B. stage a competition between the boys and the girls. C. ignore them; kids will be kids. D.use the

178. ## economics

During the Enlightenment, the City of Calgary had a more-or-less free market in taxi services. Any respectable rm could provide taxi service as long as the drivers and cabs satis ed certain safety standards. Let us suppose that the constant marginal cost

179. ## Maths

How do you find the rule for this sequence: 3, 5,7,9,11,13...

180. ## Grammar

What are the comma errors or are there none? 1. No, I didn't feed Scamp yet. 2. The physicist Marie Curie was born November 7, 1967 in Poland.

181. ## ed tech

Which of the following sentences best describes the progressive era? A. it was a period in which many social reforms occurred. B. it was a period of unchecked abuses by big business. C. it was a period of cival war and the end of slavery. D. it was a

182. ## Chemistry

Energy in the amount of 420J is added to a 35g sample of water at a temperature of 10.0 C . What is the final temperature of water ?

183. ## Chemistry

In a titration for the determination of the chloride ion, a solution of 0.1M agno3 is used against a solution, the volume of which is 100ml. At the completion of the titration, the residual concentrations of silver and chloride ions are equal and the total

184. ## Chemistry

In a titration for the determination of the chloride ion, a solution of 0.1M agno3 is used against a solution, the volume of which is 100ml. At the completion of the titration, the residual concentrations of silver and chloride ions are equal and the total

185. ## celebrating Diversity

A basketball team depends on the many talents of its players. This is an example of A. multiculturalism. B. inclusion. C. tolerance. D. diversity. D is my answer.

186. ## math

express 96 meters in 4 seconds as a unit rate

187. ## math

DVD case are 9/16 inch wide. If Juan has 60 DVDs, how many of them will fit on one shelf? How wide would a DVD case have to be in order for 60 of them to fit on one shelf? Give the answer in feet. help plzz! asap

188. ## Chemistry

You are given 21.0 mL of a 5.00% solution of NaOH. The solution has a density of 1.02 g/mL. What volume of 0.0895M H2SO4 will you need to completely and exactly react (neutralize) the NaOH?

189. ## Physics

The lob in tennis is an effective tactic when your opponent is near the net. It consists of lofting the ball over his head, forcing him to move quickly away from the net (see the drawing). Suppose that you lob the ball with an initial speed of 16.5 m/s, at

190. ## Calc 1: Max/Min

Find values for a and b so the function f(x)= ax*e^bx has the max value f(1)=3. Give exact values for a and b, not decimals)

191. ## math

DVD cases are 9/16 inch wide. If Juan has 60 DVDs, how many of them will fit on one shelf? How wide would a DVD case have to be in order for 60 of them to fit on one shelf? Give the answer in feet. help plzz! asap

192. ## celebrating Diversity

You come across a book in which a young girl is discouraged from auditioning for the role of Peter Pan because she's black and female. Her mother and grandmother help her find the courage to succeed. This is an a example of a book that would help promote

193. ## Country of residence

Anyone here from Antigua?

194. ## math

Juan has 28 paperback books. Each book is 1 1/4 inches wide. Will all his books fit on one shelf? If not, how many will fit and how many will have to go on another shelf? If yes, how many more paperback books, if any, will fit on the same shelf? Explain.

195. ## SBVC

The formula for the area of a parallelogram is A = bh. The area of the parallelogram in the illustration is 300 square centimeters. If its base is three times its height, how long is the base?

196. ## Geometry- thanks reiny

what's a composite space in two boxes I don't understand because there's two boxes that are together and they want the volume

197. ## guidance

Which one of the following statements by a caregiver reflects a positive and clear approach to communicating with a child? A. "We don't play with knives." B. "Look at the mess you made at your place." C. "Put this napkin under your sticky bun." D. "Nice

198. ## physics

A car traveling due east at 20 m/s reverses its direction over a period of 10 seconds so that it is now traveling due west at 20 m/s. What is the direction of the car’s average acceleration over this period? a- The car’s average acceleration points due

199. ## Math HELP!

What is the height of the tree? Its a right angle triangle but its laying on its left side. The right side is 52 ft. the left side is 38 ft. The tree is standing as tall as the bottom. A. 64.4 ft. B. 35.5 ft. C. 37.4 ft. D. 90 ft. Is the answer A? Thanks

200. ## math

Juan measured the location for the bookcase and realized that his shelves can be no more than 1 3/4 feet wide.What is the maximum number of shelves Juan could build for this new bookcase using the lumber he bought? How many DVD cases will he be able to

201. ## science

A 25mL solution of nitric acid was placed in a flask and a few drops of phenolphthalein were added. Dilute sodium hydroxide was added until the indicator changed colour. It was found that 28mL of the alkali was used. What colour was the solution in the

202. ## Social Studies

Which factor best explains the climate distribution of northern Brazil? Being located at tropical latitudes The affects of the flow of cool ocean currents Distance from the continental shelf Elevation above sea level

203. ## math

find each sum 2/9 + 1/3

204. ## algebra

Ulani has an older siste and a younger sister. Her older sister is one year more than twice Ulani's age. Ulani's younger sister is three years younger than she is. The sum of their ages is 26. Find Ulani''s age 2x + 1 - 3 = 26

205. ## French

How might a group respond to "Comment allez-vous?"

206. ## math

find each sum 1/7+ 3/21

207. ## guidance

Which one of the following statements is an example of a clear message to a child? A. "Stop that right now, and get ready for a nap."B. "Cleanup time. Hurry up."C. "Take your dirty dishes to the kitchen."D. "What a rude thing to do!" A.

208. ## math

find each sum 2/3+ 1/5

209. ## earth

Broad areas of folded rock layers that resemble a bowl turned right-side up are called _____.

210. ## math

find each sum 1/4 + 2/3

211. ## physics

a floor polisher has a rotating disk that has a 15cm radius the disk rotates at a constant angular velocity of 1.4rev/s and is covered with a soft material that does the polishing. An operator holds the polisher in place for 45s, in order to beff an

212. ## math

find each sum 1/12 + 4/6

213. ## guidance

Children who experience many authoritarian interactions with adults are more likely to A. suffer from anxiety and depression.B. have high self-esteem.C. be goal oriented. B.

214. ## math

find each sum 1/2 + 2/5

215. ## Math HELP!

A ladder is leaning against a house. The distance between the base of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house? A. 4.2 ft B. 9.5 ft C. 10.4 ft D. 14.1 ft Is

216. ## math

Jeremy collected nickels for one week. he is making stacks of his nickels to determine how many he has. the thickness of one nickel is 1/16 inch. how tall is a stack of 16 nickels

217. ## guidance

A child is more likely to develop a sense of independence if he or she is given A. discipline.B. time-out.C. choices.D. consistent care. A.

218. ## Trigonometry

Solve the equation for exact solutions in the interval 0 ≤ x < 2π. (Enter your answers as a comma-separated list.) sin 2x cos x + cos 2x sin x = 0

219. ## math

what is the combined height of 3 nickels 2 nickels and 1 nickel

220. ## Calc

find absolute max and min of f(x)=cosx+sin^2(x) on interval [0,2pi]. Give exact answers, not decimal approx. (Use closed interval method)

221. ## guidance

The style of adult-child interaction that promotes self-esteem and self-control is A. authoritarian.B. authoritative.C. permissive.D. friendly. A.

You are saving money to buy a new cell phone. You begin with $20.00 and save$4.00 each week. Write an expression for the amount of money saves after w weeks.

223. ## Algebra

Find an equation of the line that satisfies the given conditions. Through (5, 3) and (4, 7)

224. ## Chemistry

what is the limiting reagent in these two reactions Reaction 1: CuSO4+2NaOH=Cuo+Na2SO4+H2O Reaction 2: CuSO4+NaCO3=CuCO3+Na2SO4

225. ## metric conversion

100 grams = how many cg

226. ## Social Studies

When do you expect to find more surface run-off than soil infiltration? When water levels in rivers and streams are low When soil permeability is equal to the rate of precipitation When flooding occurs during a rainstorm When there are extensive summer

227. ## Social Studies

Which factor best explains the climate distribution of northern Brazil? Being located at tropical latitudes The affects of the flow of cool ocean currents Distance from the continental shelf Elevation above sea level Since it is located near the equator

228. ## Math help

Simplify the expression 6-a+4-12a-11 11a+1

229. ## Math

City Cellular purchased $28,900 in cell phones on April 25. The terms of sale were 4/20, 3/30, n/60. Freight terms were F.O.B. destination. Returned goods amounted to$650. a. What is the net amount due if City Cellular sends the manufacturer a partial

230. ## Algebra Slope Intercept Form

-4t=3x+20 Slope intercept : y=3/-4x-5

231. ## Science

Contour lines that are close together always indicate steeper slopes than contour lines which are spaced farther apart Do you agree or disagree explain? I agree but I don't know how to explain

232. ## physics

In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 33.9 m/s in a time of 6.02 s. The mass of the car and riders is 1.64 × 103 kg. Find the average net force exerted on the car and

233. ## Science

Pleasant Beach is two meters above sea level at its highest point. If the ocean waves along the shore increase to a height of five meters, then the elevation of Pleasant Beach will most likely A.decrease to nearly zero meters B.increase to more than two

302. ## Physical Science

why is the kinetic energy of the lumber higher on the truck during the delivery than when it drops from the carpenter's shoulder?

303. ## science

suppose some natural disaster occurs and a species of finch is forced to relocate from its original island where us dined on cactus flowers ti ab adjacent island with many fewer cacti but an overabundance of orchids. what would be the immediate

304. ## guidance

Two three-year-olds, Jenna and Neal, are pulling one another's hair. Using guidance techniques, what should you do? A. Ask, "What do you two think you're doing?"B. Say, "You must not do that. It's not nice."C. Remove Neal and say, "You must not pull little

305. ## global, history

5 contributions of Ancient Greece to modern society

306. ## guidance

Four-year-old Nathan refuses to put on his coat before going out to play on a chilly day. Using guidance techniques, you should say, A. "No coat, no play, period."B. "Put that coat on this instant."C. "You're putting that coat on, whether you like it or

307. ## Chemistry

When 6.25grams of pure iron are allowed to react with oxygen, a black oxide forms. If the products weighs 8.15g, what is empirical formula of the oxide?

308. ## guidance

The ability to communicate feelings is one of the goals of A. self-control. B. guidance. C. discipline. D. fostering. B.

309. ## physics Damon???

The sugar concentration in a solution (e.g., in a urine specimen) can be measured conveniently by using the optical activity of sugar and other asymmetric molecules. In general, an optically active molecule, like sugar, will rotate the plane of

310. ## Principles of Accounting

Santa Fe Company purchased merchandise for resale from Mesa Company with an invoice price of \$24,000 and credit terms of 3/10, n/60. Prepare entries that the buyer should record for the purchase

311. ## math expressions

There are 89 students in a school band. The number of boys in the band is 5 more than twice the number of girls. What is the expression for the number of girls and an expression fornthe number of using the variables g to represent the girls.