Friday
May 6, 2016

Homework Help: High School

precalc
A projectile is launched from a platform 20 feet high with an initial velocity of 48 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t^2 + 48t + 20 feet. (a) How many seconds after launch does the projectile attain maximum ...
Sunday, July 12, 2015 by Brooke

cjc
Science A batsman hits a cricket ball from ground level. It is caught 1.8 seconds later by the third man standing 43.4 m from the bat. The ball leaves the bat at a speed of 26m/s. Calculate how high above the ground it is caught
Saturday, July 11, 2015 by musa

Charlestown high school
Illustrate your answer by referring to any three media forms over the same two week period
Saturday, July 11, 2015 by Duduzile

Maths
A ball is dropped from a height of 80ft.The elasticity of this ball is such that it rebounds three-fourths of the distance it has fallen. How high does the ball rebound on the fifth bounce? Find a formula for the height the ball rebounds on the nth bounce?
Friday, July 10, 2015 by Rainie

chemistry
1. Which example has particles that can be drawn closer to occupy smaller volume? a. fruit juice b. block of wood c. air inside the syringe d. ice cube 2. Which of the following phenomena does NOT involve the application of gas pressure? a. burning fuels b. falling leaves c. ...
Friday, July 10, 2015 by ken

Geog
Would someone please help me with this? Or at least tell me the formula I should be using? I've been trying to get help with this for four days now. I'm VERY frustrated. Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain. The initial ...
Thursday, July 9, 2015 by Tony

math
there are 15 students including john and mary, in the art club of a school a committee of 3 men consists of chairman secretary and treasurer is selected from the club. if john and mary cannot be both selected how many different committees can be formed ? thank you:)
Thursday, July 9, 2015 by Zoe

Saint Joseph's high school
An elevator can lifts 10 people up 12 floors. Each person weighs approximately 60 kg. each floor is 3m high, and it takes 15s to reach the 12th floor from the ground floor without stopping. How much work does the elevator do? How much power does the elavator use?
Thursday, July 9, 2015 by Richellen b. bustamante

psychology
According to Gardner, intelligence quotient (IQ) is the only barometer as to how students will succeed outside of school. A. Statement is true B. Statement is false C. Statement did not originate from Gardner D. Statement is partially accurate. I think the answer is A, ...
Wednesday, July 8, 2015 by Kelli

math
A school custodian waxed a gymnasium floor that measured 20 feet by 20 feet. How many square feet did she have to wax? A.400 square feet B.40 Square feet C.800 Square feet D.80 Square feet
Wednesday, July 8, 2015 by tina

math
During a paint sale, a hardware store sold 33 gallon of paint and 57 gallons of high- gloss paint. What is the ratio of gallons of high-gloss sold to the total gallons sold? A. 33:57 B. 33:90 C. 57:33 D. 57:90
Wednesday, July 8, 2015 by tina

sito gbethrome senior school
a number is picked from the set {1,2,3,-,18}.find the probability that it is either a multiple of 3 or a number less than 7
Wednesday, July 8, 2015 by oke obadiah

Chemistry-History-ish
Describe 3 experiments, run prior to 1930, and the types of energies/particles used to probe the structure of the atom. What did each experiment investigate? Include the names of the scientists associated with each experiment in your answer Would this be right? Prior to 1930, ...
Tuesday, July 7, 2015 by Anonymous

Math
Changing Shapes 1.)Suppose you are going to be designing a logo for a club at your school. To prepare for this product, draw a non-rectangular shape in the coordinate plane so that portions of the shape are in each of the four quadrants. Explain what would happen to your ...
Tuesday, July 7, 2015 by John Dosley

casanayan national high school
How did you solve business-related problems during the early years?
Tuesday, July 7, 2015 by reza

Maths
A ball is dropped from a height of 80ft.The elasticity of this ball is such that it rebounds three-fourths of the distance it has fallen. How high does the ball rebound on the fifth bounce? Find a formula for the height the ball rebounds on the nth bounce?
Tuesday, July 7, 2015 by Lynn

Grammar
Which word is verb in the following sentences. My aunt is the author of a comic strip Her office is a busy and colorful place. The characters in her strip are little animals. The sales of his newspaper were high. Now comics have become serious business for publishers
Tuesday, July 7, 2015 by Morris

Caritus girls secondary school
A metal box attached to a small parachute is dropped from helicopter A.explain in terms of the forces acting on why its velocity increased immediately after being dropped. B.why did it reach a uniform velocity after a short distance
Tuesday, July 7, 2015 by Blessong

phakamani secondary school
business,tourism.economics,maths literacy.whch requement are needed.
Tuesday, July 7, 2015 by louis

Grammar
Please tell me the verb in the following sentences 1) my aunt is the author of a comic strip? 2) her office is a busy and colorful place? 3)the characters in her strip are little animals ? 4) the sales of his newspaper were high? 5) now comics have become serious business for ...
Tuesday, July 7, 2015 by Morris

Grammar
On many mornings, the sky is adorned with peach-and-melon-colored ribbons as a blazing SOLAR sun begins to peek over the horizon. 1) Which choice would be the most consistent with the figurative description provided elsewhere in the sentence? A. No change B. Luminous C. ...
Monday, July 6, 2015 by Kimberly

Spanish
I was hoping that someone could prof read my essay and check for proper uses of words, grammar, spelling, and conjugations of words. the first three paragraphs are what I have to write in spanish. the three paragraphs below that is the english version of what I was trying to ...
Monday, July 6, 2015 by Caleb

Algebra
A total of 598 tickets were sold for the school play. They were either adult tickets or student tickets. There were 52 fewer student tickets sold than adult tickets. How many adult tickets were sold?
Monday, July 6, 2015 by Jessica

geography
examine the sphere of influence of an organisation that renders service in your area, clinic and locsl high school
Monday, July 6, 2015 by shirley

chemistry
1. Which example has particles that can be drawn closer to occupy smaller volume? a. fruit juice b. block of wood c. air inside the syringe d. ice cube 2. Which of the following phenomena does NOT involve the application of gas pressure? a. burning fuels b. falling leaves c. ...
Monday, July 6, 2015 by ken

Physics
You are watching your friend play hockey. In the course of the game, he strikes the puck in such a way that, when it is at its highest point, it just clears the surrounding 2.96 m high Plexiglas wall that is 14.5 m away. (Ignore any effects due to air resistance.) (a) Find the...
Sunday, July 5, 2015 by Sam

math
Shreya walks 2/3 km to her school and rosy walk 3/4 km to the school who has to walk a longer distance to reach the school and by how much
Sunday, July 5, 2015 by neha

St jonhs high school/mathamatics
Which is greater 3of root3 or 4of root5
Saturday, July 4, 2015 by V.sairam

trigonometry
If a ladder 40 feet long is placed so as to reach a window 30 feet high,what angel does it make with the level ground,and how far is its foot from tha base of the building?
Saturday, July 4, 2015 by Anonymous

high school
what is literature?
Friday, July 3, 2015 by Anonymous

health and nurtition
Which of the following factors contributes to hypertension? A. A high-fat diet B. A lack of sleep C. A vigorous exercise regimen D. A diet that lacks protein
Friday, July 3, 2015 by peaches

Meriti secondray school.
What can I be or what can be come with Accounting and Business study and Maths lit plzzzz help me
Friday, July 3, 2015 by Tshepo Phinda

physics
what work is done in raising a 3.0 kg mass from a 2.5 m high ledge to a 6.5 m high shelf? How much potential energy (Ep) does the mass now posses? Ok so for part 1 its w = m g h w = (3.0kg)(10m/s^2)(6.5m-2.5m) w = 120J now how do you find the potential energy?
Friday, July 3, 2015 by G

leadership skills
If the culture values __________, then leader development should focus opportunities on all employees. A. egalitarianiasm B. high power distance C. action-orientation D. high communication context I originally thought the answer was high power distance but after reading a ...
Wednesday, July 1, 2015 by Sabx0

From theory and practice
One component of a healthy diet is a high amount of A. monounsaturated fats. B. sodium. C. grains. D. polyunsaturated fats. Answer is C
Wednesday, July 1, 2015 by Amanda

math in distress
A total of 1,200 students attended Top View high school the ratio of teachers to students is 1:30. How many teachers are there in the school? I did it this way... x + 30x = 1200 31x/31 = 1200/31 1200/31 x= 38.70 = 39 __
Wednesday, July 1, 2015 by toya5

mechanic
a can of oil 8 inches high and 8 inches in diameter .what is the approximate volume of the can?
Wednesday, July 1, 2015 by Anonymous

Botse botse high school
Am a grade 10 learner n would like to know if i'll be able to become a social worker with the following subjects maths literacy , tourism , history and geography
Tuesday, June 30, 2015 by Hellen

Parents, Finances, and School-Age Children
What fundamental motor patterns do girls tend to attain more quickly than boys do? a. throwing and kicking b. hopping and skipping c. striking moving objects d. running and jumping  My answer B
Tuesday, June 30, 2015 by Amanda

Utlwanang Barolong secondary school
physical science it is found that 40 ml of a 0.5mol.dm^-3 sodium hydroxide solution is needed to neutralise 20mol of the vinegar. calculate the pH of the sodium hydroxide solution
Tuesday, June 30, 2015 by Didimalang

statistics
24. Suppose there are five traffic lights that you need to pass while driving from your work to school. The probabilities that you will stop for these red lights are: 0 red light with probability 0.05, 1 red light with probability 0.45, 2 red lights with probability 0.30, 3 ...
Tuesday, June 30, 2015 by meri

St. Basil's school: Chemistry
The pressure of a gas having volume 1800ml. Originally occupying 300ml. at 6 atms. Pressure.
Tuesday, June 30, 2015 by Richa

MRGS SCHOOL.
State the fundamental theorem of Arithmetic.
Tuesday, June 30, 2015 by Robin

St. Basil's school. Physics
The time period of two pendulums are 1.44s and 0.36s respectively. Calculate the ratio of their lengths.
Sunday, June 28, 2015 by Richa

St. Basil's school
The time period of two pendulums are 1.44s and 0.36s respectively. Calculate the ratio of their lengths.
Sunday, June 28, 2015 by Richa

Hill school
The first three terms of a geometric progression are K-3,2K-4,4K-3 in that order find the value of K and the sum of the first 8 terms of the progression.
Sunday, June 28, 2015 by Diana

English
There should be more pe taught in school each week - rhetorical question
Saturday, June 27, 2015 by Daniel

math
1.Glenn bought a car for Php600,000. The yearly depreciation of his car is 10% of its value at the start of the year. What is its value after 4 years? A. Php437,400 B. Php438,000 C. Php393,660 D. Php378,000 2. During a free-fall, a skydiver jumps 16 feet, 48 feet, and 80 feet ...
Saturday, June 27, 2015 by miles

physics
please help with cart thing A 45 kg cart is pushed up a ramp a length of 5.8 m from rest, attaining a speed of 2.6 m/s at the top of the ramp, which is 1.7 m high. The coefficient of friction between the cart and the ramp is 0.13. a) Determine the work done against: 1) gravity...
Friday, June 26, 2015 by idnchfywek

economics
a key reason that our gasoline prices elevated rapidly from 2006 to 2008 was: A) tight global supplies and high prices B) war in the middle east C) greed by oil exporting countries D) inflation. d inflation?
Thursday, June 25, 2015 by Anwar

Shiv jyoti public school..jalandhar..punjab
If wire has resiatence 0.45 ohm. What will be the length of another wire if length is increased by4 times and area decreased by 3 times?
Thursday, June 25, 2015 by Adoti

physical
A ball is dropped from the roof a building which is 256m high.The height h of the ball at any instant t is described by h(t)= -16tsqure+256 Find 1)Instantaneous velocity of ball at t= 3sec 2)The time taken by ball to reach the ground level
Thursday, June 25, 2015 by Qandeel

intro to psychology
Functionalism is a school of psychology that examines: A. the causes and consequences of behavior. B. what happens when someone behaves the way they do. C. who in the person’s family behaves in a similar way. D. the parts of the brain that make people behave the way they ...
Thursday, June 25, 2015 by elly

Math
Which is the best way to obtain a random sample when surveying a high school with 800 students about what to serve in the cafeteria. A.Only ask the 11th grade class. B.Draw a list of 50 students from a bowl with every student's name in it. C.Ask everyone who takes French ...
Wednesday, June 24, 2015 by Anonymous

physic pls help
Cleo and Clare are looking from their balcony to a swimming pool below that is located 15 m horizontally from the bottom of their building. They estimate the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What ...
Wednesday, June 24, 2015 by allexelle

Physics
A 45 kg cart is pushed up a ramp a length of 5.8 m from rest, attaining a speed of 2.6 m/s at the top of the ramp, which is 1.7 m high. The coefficient of friction between the cart and the ramp is 0.13. a) Determine the work done against: 1) gravity 2) inertia 3) friction. b) ...
Wednesday, June 24, 2015 by jdemxkslwid

crane international academy
A stone is 24M high.a stone is projected upward from the tower with an initial velocity of 24,5m/s. calculate how long it would take for the stone to reach the ground at the foot of the tower.
Wednesday, June 24, 2015 by maimela Agnes

physics
You have a mass of 60 kg and run up some stairs that are 5 m high in 6 seconds. How much power did you produce?
Wednesday, June 24, 2015 by abc123

physcial science
What are the wavelength limits of the audible range of the sound spectrum? (Use the speed of sound in air. The speed of sound in air is 344 m/s. The audible range of the sound spectrum contains frequencies as low as 30 Hz and as high as 25 kHz.)
Tuesday, June 23, 2015 by Christine

physics
A projectile of mass 1.000 kg is shot straight up with an initial speed of 23.0 m/s. (a) How high would it go if there were no air resistance? i got 26.99, which is correct (b) If the projectile rises to a maximum height of only 17.8 m, determine the magnitude of the average ...
Sunday, June 21, 2015 by Lola

physics
A 30-kg girl is bouncing on a trampoline. During a certain interval after she leaves the surface of the trampoline, her kinetic energy decreases to 205 J from 435 J. How high does she rise during this interval? Neglect air resistance.
Sunday, June 21, 2015 by Lola

math-urgent
A ball with a mass 0.15kg is thrown upward with an initial velocity 20m/s from the roof of a building 30m high. Neglect air resistance. Find the max height above the ground that the ball reaches. Assuming the ball misses the building find the time that it hits the ground
Sunday, June 21, 2015 by Anonymous

Dilsuknagar public school chemistry
Calculate the mass ,volume and number of molecules of hydrogen liberated when 198grams of zinc reacts with hydrochloric acid?
Saturday, June 20, 2015 by meghansh

Economics
Pretend you are a superintendent of a school district and you have to hire new teachers and cut a few substitute teachers. If the number of substitute teachers you release is greater than the number of new teachers you plan to hire, explain to the school board how you plan to ...
Saturday, June 20, 2015 by Anonymous

ST MICHAEL NURSERY SECONDRY AND PRIMARY SCHOOL KONTAGORA
BASIC SCIENCE. A BOY OF MASS 50KG RUNS UP A FLIGHT OF 10 STAIRS EACH OF HEIGHT 0.2M IN 5 SECONDS CALCULATE HIS POWER.
Saturday, June 20, 2015 by FESTUS UGWOKE

Chemistry
The emission of high energy particles from the nucleus of an atom is called A. radioactivity B. electromagnetism C. transmutation D. radioactive dating I said A. as my answer. The definition of radioactivity is worded differently in my book though so I wanted to check if my ...
Saturday, June 20, 2015 by Neena

physics
A small truck runs off the road and over a 100metre high cliff. It lands 50 metre from the base of the cliff. How long did it take for the truck to hit the ground
Saturday, June 20, 2015 by andrew

PSYCH
In a study of the development of noun usage, an investigator is interested in the relationship of the number of nouns in a child's vocabulary to the number of adults in the household. This type of project is: A. correlational in nature. B. experimental in nature. C. ...
Friday, June 19, 2015 by MAE

UNIBEN Demonstration secondary school, benin city,Nigeria
how to calculate mole fraction
Thursday, June 18, 2015 by david

ncedo senior secondary school economics
Detailed explanation with graphs of how the price of milk would have been determined in the absence of government involvement in the market
Thursday, June 18, 2015 by sanelisiwe dyasi

geometry
box of cereal measures 10 in .wide.12in . high, 3in deep .all surfaces made of cardboard and total overlapping cardboard in the box is 7in squared , how much cardboard is used to make a cereal box including the amount of overlapping parts ?
Thursday, June 18, 2015 by nunu

B. My gange girls sen sec school (science)
A hot plate of an electric oven connected to a 220V line has two resistance coils A and B, each of 24 ohms resistance, which may be used separately, in series, or in parallel. What are the currents in the cases?
Thursday, June 18, 2015 by Radhika

English
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. 1. When it looked like all hope was lost for winning the war, the commander ...
Thursday, June 18, 2015 by Ethan

Languarge Arts
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. When it looked like all hope was lost for winning the war, the commander ...
Thursday, June 18, 2015 by Ethan

Math
Of the 597 students at Duzine Elementary School, 19% have a computer at home. About how many students have a computer at home?
Wednesday, June 17, 2015 by Anonymous

school
If 30 % of students in middle school 15 % of those in music are in choir what % of the whole school is in choir
Wednesday, June 17, 2015 by Anonymous

Physics
Levon throws a ball straight upwards with an initial velocity of 15.0 m/s. a.How high will it reach? b.How long will it take unit his friend in a tree 5.0 m above him catches the ball? (he catches the ball on its way back down)
Wednesday, June 17, 2015 by Furkan

allied school faiz pur campus
determine the time of evaporation of 250ml of water on heating
Wednesday, June 17, 2015 by Anonymous

FRENCH!
Please help fix my sentences. Please keep in mind my past, present, and future tenses. You've been a great help Sra.Mme. 1.) This week, I went to my cousins house. 2.) We had a community gathering. 3.) I met so many new people. 4.) The gathering is fun. 5.) Tomorrow, I ...
Tuesday, June 16, 2015 by Gabs

math
I need help thank you what is the volume of the prism High= 12 Base=14 side= 9 my answer was 756.
Tuesday, June 16, 2015 by siulanis perez

maths
A can is 12cm high and diameter 8cm. Using the formula v =TT how much liquid is in the can
Tuesday, June 16, 2015 by sue

Math
Byron’s house has a roof with dimensions shown. (Roof: 1m Height, 7m Hypotenuses, 12m length) He knows that the average rainfall in his suburb is 30cm per year. Byron would like to install a cylindrical rainwater tank to hold the water that runs off the roof. The tank is ...
Sunday, June 14, 2015 by Alex

S D S school Batote
An hour has 60 minutes .How many minutes are there in 5/6 of an hour
Sunday, June 14, 2015 by Rahul kumar

Calculus
A wire 17 inches long is cut into two pieces. One piece is bent to form a square and the other is bent to form a rectangle that is twice as wide as it is high. How should the wire be cut in order to minimize the total area of the square and rectangle?
Saturday, June 13, 2015 by Selena

math
An oil tank is 3m long, 3 m wide and 2 m high, when it is full of coconut oil specific gravity of 0.90, find the downward force at the bottom of the tank.
Saturday, June 13, 2015 by mmmm

university
15. A landscape architect is planning an artificial waterfall in a city park. Water flowing at 1.70 m/s will leave the end of a horizontal channel at the top of a vertical wall h = 2.35 m high, and from there it will fall into a pool (see Figure on the right). (a) Will the ...
Saturday, June 13, 2015 by nthabiseng

CRITICAL THINKING
decisions, which type of thinking would you be most likely to use? Explain your answer. 1.Deciding whether or not to stop and vote as you are driving home on election day 2.Deciding whom you will vote for 3.Deciding which school to attend 4.Reading through the entire ...
Thursday, June 11, 2015 by ANYOMOUS

L.A.
2.the most likely reason the author includes lines 17-25 is to A:Show how the main one another. B:provide an explanation of the values and rules that existed during the time in which the play is set. C:inform the audience of Jack's secret identity before other characters ...
Wednesday, June 10, 2015 by L.A.

Social Studies
In The Wealth of Nations, Adam Smith mentions that very good grapes could be grown in Scotland. However, growing high quality grapes in Scotland would be about 30 times as expensive as purchasing grapes from foreign countries. Some nations are better than others at producing ...
Wednesday, June 10, 2015 by (ASAP)HelpPLZ

Science
One of the most common commercial methods for the production of pure silicon that is to be used for the manufacture of semiconductors is the Siemens process (see Figure P5.3.5) of chemical vapor deposition (CVD). A chamber contains a heated silicon rod and a mixture of high-...
Tuesday, June 9, 2015 by Tyla

physics
indicate the direction and select the total displacement of A caterpillar tries to climb straight up a wall two meters high, but for every 2 cm up it climbs, it slides down 1 cm. Eventually, it reaches the top. When it reaches the top, it does not pull itself over so it will ...
Tuesday, June 9, 2015 by Jorge Alaniz

sikhethuxolo high school
any four factors that could threaten or limit the core functions of the media
Tuesday, June 9, 2015 by banele luthuli

gwalior glory school
I am a three digit number between four hundred and five hundred my on3s place is same as number of eyes you have my tens place is four more than the number at ones place i am ?
Tuesday, June 9, 2015 by jaivardhan

science
Which of the following properties of water explains its characterization as the universal solvent? Which of the following properties of water explains its characterization as the universal solvent? A. Kinetic energy of liquid water molecules B. High specific heat C. Polarity ...
Tuesday, June 9, 2015 by wedi

Algebra
You want to determine the average number of songs people keep on their MP3 players. You want to collect data from a random sample of at least 300. Which of these would be the most valid method of collecting data? a. Survey students coming in and out of your school cafeteria...
Sunday, June 7, 2015 by SkatingDJ

Algebra
You have the numbers 1-25 written on slips of paper. If you choose a slip at random, what is the probability that you will select a number that is divisible by 4? 1/5 6/25***? 4/25 2/3 You have the numbers 1-24 written on slips of paper. If you choose a slip at random, what is...
Sunday, June 7, 2015 by SkatingDJ

math
A can of oil is 8 inches high and 8 inches in diameter. What is the approximate volume of the can?
Saturday, June 6, 2015 by scott

Language Arts
Can someone please check these answers I cant risk getting a bad grade at this point. These are from the book "The Giver" 1. At the beginning of the novel, Jonas describes himself as apprehensive. Why is he apprehensive? A. An unknown plane is flying overhead. B. The...
Friday, June 5, 2015 by Nick

English/ L.A.
Which of the following word pairs best shows the differences between the American town and the Tang town? seedy vs. proud dingy vs. colorful disorderly vs. calm prosperous vs. impoverished 2. Which of the following quotes from Windrider best shows how he feels about Moon ...
Friday, June 5, 2015 by Anyone from connexus?

How Children Learn
1. Which of the following is an essential ingredient of academic self-esteem? A. Individual assignments requiring problem solving (me) B. Acceptance by teachers and teacher aides C. Meeting deficiency and growth needs D. A school without grades 2. What kind of responses do ...
Thursday, June 4, 2015 by Danielle

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