Thursday
July 24, 2014

# Homework Help: High School

physics
A motorist traveling with constant speed of vc = 16.0 m/s passes a school-crossing corner, where the speed limit is 10 m/s. Just as the motorist passes, a police officer on a motorcycle stopped at the corner starts off in pursuit. The officer accelerates from rest at am = 2.67...
Saturday, September 14, 2013 at 10:43am

Physics
A ball is thrown upward from the ground with an initial speed of 23.2 m/s; at the same instant, another ball is dropped from a building 20 m high. After how long will the balls be at the same height?
Saturday, September 14, 2013 at 2:09am

Maths
A bookshelf has 5 shelves its made from wood that is 30 mm thick and the shelves are evenly spaced Bookshelf is 2100mm high 600mm long and 300mm wide Mark out the sides and shelves from a piece of wood 2400mm long and 1200mm wide a saw cut is approximately 3 mm thick
Friday, September 13, 2013 at 11:12pm

Precalculus
A ball is dropped from a cliff that is 224 feet high. The distance S (in feet) that it falls in t seconds is given by the formula S=16t^2. How many seconds (to tenths) will it take for the ball to hit the ground?
Friday, September 13, 2013 at 7:55pm

Finance
Chip’s Home Brew Whiskey management forecasts that if the firm sells each bottle of Snake-Bite for $20, then the demand for the product will be 15,000 bottles per year, whereas sales will be 91 percent as high if the price is raised 18 percent. Chip’s variable cost ... Friday, September 13, 2013 at 12:20pm pre-algebra There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade levels if 1/6 of the girls and 1/5 of the boys in first grade? Thursday, September 12, 2013 at 9:18pm math 5th grade Hunter school has a kindergarten and grades 1 through 6. there are 2 kindergarten and 2 classes in each grade. If the maximum class size is 25, what is the greatest number of students that could be in the school? Thursday, September 12, 2013 at 8:09pm Math There are 648 students in 5th grade at oak elementary school. For the upcming field trip,they need to be split into groups of 25. About how many groups are needed? Thursday, September 12, 2013 at 7:37pm physics A rock is dropped from a 196-m-high cliff. How long does it take to fall (a) the first 98.0 m and (b) the second 98.0 m? Thursday, September 12, 2013 at 6:56pm statistics First graders who misbehave in school may be more likely to be regular smokers as young adults according to a new study presented in the July 2004 issue of the American Journal of Epidemiology. After following a group of U.S. first graders for 15 years, it was found that among... Thursday, September 12, 2013 at 6:51pm physics A rock is dropped from a 196-m-high cliff. How long does it take to fall (a) the first 98.0 m and (b) the second 98.0 m? Thursday, September 12, 2013 at 4:54pm Science 4)A student observes dark clouds are surrounding the school and the grass on the playground is wet. The student reasons that it rained. Which scientific skill did the student use to determine that it rained?(1point) Classification Observation Inference Prediction*** Am I ... Thursday, September 12, 2013 at 11:06am high school l has a measure a degrees. Find the average of the measures of the other three angles. Wednesday, September 11, 2013 at 11:09pm Science 1)A scientist at a chemical company designs and conducts an experiment to determine if a chemical made by the company is harmful to crops. To do this, he sprays the chemical on three plants he has in the laboratory. None of the plants survive. The scientist reports that the ... Wednesday, September 11, 2013 at 11:07pm Math during one drive a high school football team lost 3 yards on the first down, lost 5 yards on the second down, then gained 15 yards on the third down. how many yards do they need to get a first down? should they go for it or punt? Wednesday, September 11, 2013 at 10:56pm math If you drop a ball from 15 feet and every time it bounces it returns to 80% of its previous height, how high does it bounce after it n-th bounce? Wednesday, September 11, 2013 at 9:55pm Chemistry A high-protein diet contains 70. g {\rm g} of carbohydrate, 5.0 g {\rm g} of fat. How much energy in kilocalories does this diet provide? round to the nearest tens place Wednesday, September 11, 2013 at 8:45pm Math ms. Sue please help Carrie decided to walk the 8 3/10 mi from her house to the city pool. In the first hour, she walked 2 4/5 mi. In the second hour she walked 3 9/10 mi. How much farth did she have to go? I got 1 3/5 mi is that correct? Donald duck set a record when he caught a salmo that ... Wednesday, September 11, 2013 at 5:47pm Physics A ball is thrown upward from the ground with an initial speed of 49 m/s; at the same instant, another ball is dropped from a building 16 m high. After how long will the balls be at the same height? Wednesday, September 11, 2013 at 5:43pm Math ms sue please help The legs on a kitchen table are 29 7/8 inches high. The top is 48 inches wide and 60 inches long and 1 5/16 inches thick. How high above the floor is the table surface? I got the answer 137 7/8 inches, but I don't think it's correct. Can I get help? Thanks. Wednesday, September 11, 2013 at 5:26pm physics To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required for the takeoff, the takeoff velocity, depends on several factors, including the weight of the aircraft and the wind velocity. Part A: A plane accelerates from rest at a ... Tuesday, September 10, 2013 at 11:38pm mitx 8.01x Classical Mechanics A motorist traveling with constant speed of vc = 17.000 m/s passes a school-crossing corner, where the speed limit is 10 m/s. Just as the motorist passes, a police officer on a motorcycle stopped at the corner starts off in pursuit. The officer accelerates from rest at am = 3.... Tuesday, September 10, 2013 at 7:16pm english write a sentence on each of the following.[your school premises],[a day at the beach],[the city hustle] and [your saturdays]. Tuesday, September 10, 2013 at 4:17pm math 4 at the 6th grade school dance, there are 132 boys, 89 girls, and 14 adults. A. write a ratio of number of boys to girls. b. write the same ration using another form (A:B vs A to B) c. write the ratio of number of boys to number of adults. d. write the same ratio using another ... Tuesday, September 10, 2013 at 3:59pm Physics 210 A football kicker is trying to make a field goal from 42.0m. If he kicks at 35∘ above the horizontal, what minimum speed is needed to clear the 3.10m high crossbar? Tuesday, September 10, 2013 at 1:22am Math In Tasha's school, .600 of the students participate in a school sport. If there are on thousand students in Tasha's school, how many participate in a school sport? Tuesday, September 10, 2013 at 12:11am math Ryan has nine 14-ounce bags of pop corn to repackage and sell at the school fair. A small bag holds 3 ounces. How many small bags can he make? 9*14=126 126/3=42 I need to know if there is a longer version to this answer or is this the only way it can be worked out? Monday, September 9, 2013 at 7:20pm english ms sie can i ask you how do you be in the top ten rank of school during freshmen year no ap classes Sunday, September 8, 2013 at 9:21pm Physics Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 77 km/h, while car B travels at a constant speed of 89 km/h. 1. How long does it take car A to reach a gas station a distance 247 km from the school? ... Sunday, September 8, 2013 at 6:45pm physics A commuting student leaves home and drives to school at an average speed of 42.0 km/h. After 20.0 min he realizes that he has forgotten his homework and returns home to get it at the same average speed. It takes 7.0 min to find the report, after which the trip to school 42.0 ... Sunday, September 8, 2013 at 4:22pm chemistry A sprinter set a high school record in track and field, running 200.0 m in 20.9s . What is the average speed of the sprinter in kilometers per hour Sunday, September 8, 2013 at 12:05pm writing Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support for the four ... Sunday, September 8, 2013 at 1:58am Physics A rocket is fired at a speed of 50.0 m/s from ground level, at an angle of 46.0 ° above the horizontal. The rocket is fired toward an 18.7-m high wall, which is located 23.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ... Saturday, September 7, 2013 at 9:29pm Physics Suppose that the gravitational acceleration on a certain planet is only 3.1 m/s2. A space explorer standing on this planet throws a ball straight upward with an initial velocity of 35 m/s a) What is the velocity of the ball 4 seconds after it is thrown? m/s (b) How much time ... Saturday, September 7, 2013 at 6:46pm Geography What relationship do these figures, states and provinces or territories with high mortality rates, appear to have to the urban/rural population ratio? Friday, September 6, 2013 at 8:09pm physics A stone is dropped from the roof of a building; 1.60s after that, a second stone is thrown straight down with an initial speed of 26.0m/s , and the two stones land at the same time. part a. How long did it take the first stone to reach the ground? part b.How high is the ... Friday, September 6, 2013 at 7:17pm biology Methyl mercury is a toxic substance that can harm the nervous system. Some fish are contaminated with high levels of methyl mercury. In many places, these fish are an important food source. Experiments are being conducted to determine how many meals of contaminated fish can be... Friday, September 6, 2013 at 6:07pm Literature HELP PLEASE!!! Can you state the aspect of style revealed in this quote so I can write a paper? "Clyde if I could only die. That would solve all this. And I have prayed and prayed that I would lately, yes I have. For life does not mean as much to me now as when I first ... Friday, September 6, 2013 at 5:57pm Math A school cafeteria sells sandwiches for$4.50 each, cartons of milk for $1 and bananas for$0.50 each. One table of students spent $36.00 total. They bought 2 more milks than sandwiches and they bought two time more sandwiches than bananas. How many bananas did the students buy? Thursday, September 5, 2013 at 10:12pm SS Kevin decides to go straight to work after high school instead of college. What is the most likely long term consequence of this decision? a)changing jobs often b)making less money c)having lots of debt d)not finding work Is it b? Thursday, September 5, 2013 at 7:18pm Math The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair? Wednesday, September 4, 2013 at 10:47pm Math The fifth and sixth grades at Oak Street School are having fair.There are 50 students total and 3/5 of the students are fifth grade students.How many fifth grade students are entered in science fair? Wednesday, September 4, 2013 at 9:49pm programming trying to debug pseudocode 2. Th e Springwater Township School District has two high schools—Jeff erson and Audubon. Each school maintains a student fi le with fi elds containing student ID, last name, fi rst name, and address. Each fi le is in student ID number order. ... Wednesday, September 4, 2013 at 9:33pm Geography What will the rate of natural increase be like if the birth rate is high and the mortality rate is low? Wednesday, September 4, 2013 at 5:53pm 5th grade math Ryan has nine 14-ounce bags of popcorn to repackage and sell at the school fair. A Small bag holds 3 ounces. How many small bags can he make? Tuesday, September 3, 2013 at 11:26pm English HELP I forgot the book of mice and men at school and I need to do homework with it. Does anyone know where I could read the book online? Thanks, if anyone could help! Tuesday, September 3, 2013 at 9:40pm 5th grade math Ryan has nine 14-ounce bags of popcorn to repackage and sell at the school fair. A Small bag holds 3 ounces. How many small bags can he make? Tuesday, September 3, 2013 at 9:33pm science The market value in current dollars of all goods and services produced within a country for final use during a year is the a. gross national product. b. gross world product. c. per capital GNP. d. per capita GDP. e. gross domestic product. Developed countries a. are highly ... Tuesday, September 3, 2013 at 8:22pm College Geometry In this assignment, you examine a process that links polygons and circles. You will reach some quantitative conclusions about their respective areas and the relationship between the two. As you know, a regular polygon has sides of equal length and angles that are the same. ... Tuesday, September 3, 2013 at 3:37pm health What is the Affordable Care Act? A. A program that allows people who are at higher risk for chronic diseases to gain free memberships to gyms and fitness facilities. B. A program that covers diet counseling for people who are at higher risk for chronic diseases like diabetes ... Tuesday, September 3, 2013 at 3:09pm URGENT Science question Justin wants to be the captain of an aircraft carrier when he gets out of school. Which subjects should Justin study to help him prepare for this career? biomedical science and meteorology oceanography and paleontology chemistry and biology physics and computer science*** Am I... Tuesday, September 3, 2013 at 1:03pm MATH/CAREER If I want to be a pharmacist should I take IB Calculus or Math 251&252 in high school ? Monday, September 2, 2013 at 9:28pm Physics A ball is thrown from a cliff upward with a speed of 27 m/s and at an angle of 71 degrees to the horizontal. How high does it go above the cliff to the nearest tenth of a meter? answer is 33.3. I am using 27sin71. Monday, September 2, 2013 at 9:16pm Physics A baseball is thrown off a cliff at an angle of 57 degrees with a speed of 25 m/s. How high is the cliff to the nearest tenth of a meter, if the ball hits the ground 6.2 sec later. Monday, September 2, 2013 at 8:20pm Math there are 48 students in a school play. The ratio is 5:7 How many boys are in the school play? Monday, September 2, 2013 at 6:21pm Algebra 2 A woodland jumping mouse hops along a parabolic path given by y=-0.2x^2+1.3x where x is the mouse's horizontal position (in feet) and y is the corresponding height (in feet). Can the mouse jump over a fence 3 feet high? Explain. I know that x is 3.25 and the mouse's ... Monday, September 2, 2013 at 6:10pm university of phoenix It has been reported that 40% of children in the United States live in homes where both parents work to make ends meet. A school administrator claimed that more than 40% of children in his school district lived in homes where both parents work to make ends meet. In a sample of... Monday, September 2, 2013 at 1:49am programming DEBUGGING // The two senior class homerooms at Littleville High School // are having a fundraising drive for the prom. Each time a student // solicits a contribution, a record is created with the // student's name and the value. Two files have been created for Homeroom A ... Sunday, September 1, 2013 at 7:19pm Carr Middle School Math 601 divide by 57. I need to show all the work for this long division problem. Sunday, September 1, 2013 at 5:52pm Physics A woman on a bridge 91.1 m high sees a raft floating at a constant speed on the river below. She drops a stone from rest in an attempt to hit the raft. The stone is released when the raft has 8.20 m more to travel before passing under the bridge. The stone hits the water 3.49 ... Sunday, September 1, 2013 at 11:02am reading write a letter of persuasion that incorporates the structual componets of an argument and evidence. the three persuasive appeals as defined by aristotle pathos logos ethos. what does it mean i know that i need to write a letter explaining why cellphones shouldn't be banned... Saturday, August 31, 2013 at 1:46pm Calculus You have just opened a new nightclub, Russ' Techno Pitstop, but are unsure of how high to set the cover charge (entrance fee). One week you charged$9 per guest and averaged 165 guests per night. The next week you charged $10 per guest and averaged 150 guests per night. (a... Thursday, August 29, 2013 at 1:29pm EDU-352 What are five to seven movements in the field of educational technology that you believe the K-12 large, urban school district should pay attention to. Thank You, Thursday, August 29, 2013 at 8:06am Statistics A study in England attempted to determine the "right" method for teaching mathematics. A random sample of 248 students was chosen from the school at large. The students were randomly assigned to one of two classes. At the beginning of the research, the students had ... Wednesday, August 28, 2013 at 6:08pm social studies I am a student conducting a survey for homework. 1. How many miles per day do you commute for work or school? (both ways as well as any additional on-the-job traveling all combined) 2. What is the furthest place from you to which you have vacationed in the past year? (city and... Wednesday, August 28, 2013 at 6:05pm Calculus You have just opened a new nightclub, Russ' Techno Pitstop, but are unsure of how high to set the cover charge (entrance fee). One week you charged$9 per guest and averaged 165 guests per night. The next week you charged $10 per guest and averaged 150 guests per night. (a... Wednesday, August 28, 2013 at 5:09pm sozamg high school why english is the language of opportunity . Wednesday, August 28, 2013 at 1:29pm human physiology Please help, with the following question: "When an enzyme reaches its saturation point,..." A) the amount of substrate for the enzyme to act upon is very high B) the amount of substrate for the enzyme to act upon is very low C) the amount of product produced ... Tuesday, August 27, 2013 at 10:25pm algebra when sandy looked out at the school parking lot,she noticed that for ever 9 minivans there were 5 other types of vehicles.If there were 168 vehicles in the parking lot,how many of them are not minivans? Tuesday, August 27, 2013 at 8:41pm Algebra 1 high school In deep water, the speed s (in meters per second) of a series of waves and the wavelength L (in meters) of the waves are related by the equation 2(pi)s^2=9.8L. a. Find the speed the the nearest hundredth of a meter per second of a series of waves with the following wavelengths... Tuesday, August 27, 2013 at 3:07pm ACT Math Of the 60 students in a school, 24 are currently studying chemistry. Exactly 16 of the girls in the school are not currently studying chemistry. The number of girls in the school is 33. How many boys are currently studying chemistry? Correct answer is 17. How did they get that... Tuesday, August 27, 2013 at 1:59pm Statistics I am respectfully requesting help with the following assignment. I am struggling in this chapter of statistics... Define the term sample? A) A sample is a numeric characteristic of a sample B) A sample is a numeric characteristic of a population C) A sample is the entire ... Monday, August 26, 2013 at 2:08pm Physics !! 1) A stone is dropped from the roof of a building; 2.00 s after that, a second stone is thrown straight down with an initial speed of 25 m/s and the two stones land at the same time. i) How long did it take the first stone to reach the ground? ii) How high is the building? iii... Monday, August 26, 2013 at 8:45am algebra 2 Teaneck High had an enrollment of 11050 in 1990 and an enrollment of 13390 in year 1998. What is the predicted enrollment of Teaneck High in 2018 if we assume a linear model? Saturday, August 24, 2013 at 9:44pm computer timelines what was the different types of technology in school in 1980 until 2000 Friday, August 23, 2013 at 9:35pm Finance 1. Briarcrest Condiments is a spice-making firm. Recently, it developed a new process for producing spices. The process requires new machinery that would cost$2,218,246. have a life of five years, and would produce the cash flows shown in the following table. Year Cash Flow 1...
Friday, August 23, 2013 at 7:41pm

Finance
Can you show me how to solve these problems? PLEASE!!! I can't figure out how to solve these. :-( 1.Briarcrest Condiments is a spice-making firm. Recently, it developed a new process for producing spices. The process requires new machinery that would cost \$1,953,490. have ...
Friday, August 23, 2013 at 3:19pm

child day care
first founded as a parent cooperative, is/are one of the best examples of successful early childhood school-family partnership.
Thursday, August 22, 2013 at 6:41am

eng 1511
correct the following subjects -verb agreement,tents and fragments 1 when he thought hecould afford to pay his own school fess
Thursday, August 22, 2013 at 6:27am

English
1. What is the name for the head of an orphanage? 2. What is the name for the head of an nursery school? 3. What is the name for the head of a day-care center? 4. What is the name for the head of a senior center? 5. What is the name for the head of a nursing home? (Which one ...
Wednesday, August 21, 2013 at 9:29pm

math
Members of the West High School Band were hard at work practicing for the annual Homecoming Parade. First, they tried marching in rows of 12, but himself to bring up the rear left Andrew. Then the director told the band members to march in columns of eight, but Andrew was ...
Wednesday, August 21, 2013 at 8:03pm

Math
trying to decide between parameter and statistic for the 2 questions below. I think it is statistic for both but not sure. 1. A local newspaper conducted a survey last week. Of the 2300 subscribers, 1276 responded. Based on the survey, the editor concludes that 95% of the ...
Wednesday, August 21, 2013 at 6:43pm

English
1. I want to do volunteer work at a nursing home. 2. I want to do volunteer work in a nursing home. (Which preposition should we use? Are both OK?) 3. I want to do volunteer work at an orphanage because I want to take care of orphans who are helpless. 4. I want to do volunteer...
Wednesday, August 21, 2013 at 2:17am

English
1. nursery school 2. day-care center 3. kindergarten (What is the difference among the three expressions?_
Tuesday, August 20, 2013 at 1:10am

Chemistry
A student breaks a thermometer and spills most of the mercury (Hg) onto the floor of a laboratory that measures 15.2 m long, 6.6 m wide, and 2.4 m high. (a) Calculate the mass of mercury vapor (in grams) in the room at 20°C. The vapor pressure of mercury at 20°C is 1.7...
Monday, August 19, 2013 at 9:50pm

Earth Space
Do the phases of the moon affect how much of the moon is illuminated? I said yes because thats what causes us to have the different shapes/phases of the moon. Whichever parts are lit up. Is the following sentence true or false? The cycle of the phases takes about two days ...
Monday, August 19, 2013 at 4:27pm

P.E.
What is the key determinant in establishing the status of a physical education program within a school?
Sunday, August 18, 2013 at 10:33pm

Sentences and Paragraphs
You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one particular experience you&#...
Sunday, August 18, 2013 at 8:49pm

geography
I have homework and I left my book at. School and I need some landforms
Sunday, August 18, 2013 at 8:27pm

maths
The enrollment of Kennedy High School dropped from 1200 to 1000 over a three-year period. What the percent of decrease during this time? A. 20 B 16 2/3 C. 25 D. 200 E. 2 My answer is 1200-1000=200 200/1200= 1/6 ( some wrong )
Thursday, August 15, 2013 at 6:54pm

maths
At Baker High, 3 out of every 4 graduates go on to college . Of these 2 out of every 3 graduate from college. What percent of students graduating from Baker High will graduate from college ?
Thursday, August 15, 2013 at 6:20pm

Lang ARts
hat fact best explains why it is significant that Angelou's narrative is set in 1940? In 1940, the United States was not yet involved in World War II. In 1940, segregation of blacks and whites was still the norm. In 1940, most high school students did not go on to college...
Thursday, August 15, 2013 at 2:12pm

Statistics
Use the following table to answer questions 7 and 8: This table displays results from a prospective cohort study evaluating meat intake and mortality. The table displays hazard ratios for mortality by quintile of red meat intake. Table 2. Multivariate Analysis for Red, White, ...
Thursday, August 15, 2013 at 11:58am

vingerkraal secondary school
10-15 lines critically discuss 5 ways in which human or enviromental problems impacts on community
Tuesday, August 13, 2013 at 10:46pm

accounting
Adjusting entries. You have been retained to examine the records of Kathy's Day Care Center as of December 31, 20X3, the close of the current reporting period. In the course of your examination, you discover the following: •On January 1, 20X3, the Supplies account had...
Monday, August 12, 2013 at 4:23pm

I'm doing my summer reading list and I need help these are the instructions "Have notes for each chapter (or story or part of the novel—depending on how the novel is arranged) with the following points: main characters, conflict, and plot. This will help you with...
Monday, August 12, 2013 at 1:56pm

CIS
Chocolate Delights Candy Company manufactures several types of candy. Design a flowchart using Visual Logic for the following: A program that accepts a candy name (for example, “ chocolate-covered blueberries”), price per pound, and number of pounds sold in the ...
Sunday, August 11, 2013 at 3:45pm

STATISTIC
1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was: (3 marks) 2. The heights (in inches) of adult males in Bhutan are believed ...
Sunday, August 11, 2013 at 3:00am

chemistry
Crude oil pumped out of the ground may be accompanied by the formation of water, a solution that contains high concentrations of NaCl and other salts. If a boiling point of a sample of the formation of water is 2.0 Celsius above the boiling point of pure water, what is the ...
Saturday, August 10, 2013 at 10:09pm

Physics
I am new at physics and having a very hard time. Could you please help. Thank you. Show that the water pressure at the bottom of the 50-m-high water tower in Figure 5.3 is 490,000 N/m2, or is approximately 500 kPa.
Saturday, August 10, 2013 at 6:38pm

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