Sunday
May 1, 2016

Homework Help: High School

Physics
A small crack occurs at the base of a 13.5 m high dam. The effective crack area through which water leaves is 1.55 10-3 m2. (a) Ignoring viscous losses, what is the speed of water flowing through the crack?
Monday, September 28, 2015 by Anonymous

Physics
A small crack occurs at the base of a 13.5 m high dam. The effective crack area through which water leaves is 1.55 10-3 m2. (a) Ignoring viscous losses, what is the speed of water flowing through the crack?
Monday, September 28, 2015 by Anonymous

Iqhawelesizwe combined school
Identify four environmental issues that cause ill-health
Monday, September 28, 2015 by Senzo myeni

Math
Imagine that you are standing on the ground 15 feet away from a flagpole. If the top of the flag is 25 feet high, which equation represents the angle θ your feet make with the top of the flag?
Monday, September 28, 2015 by Rochelle

chemistry
Predict which pure substance has the following chemical and physical properties: white solid at room temperature, high melting point, soluble in water, highly conductive when dissolved in water, reactive with acids, and high pH. A) zinc oxide B) sodium hydroxide C) molecular ...
Monday, September 28, 2015 by Jacob Harver

LA
i am writing a story about my pet and i need help i am not sure if this is good Help!! My Pet Rexie I have known Rexie ever since my baby brother was born. I remember it like it was yesterday; we had just gotten home from school and in my father’s hands he was holding a ...
Monday, September 28, 2015 by Sofia

psychology
Gavin, a seventh grader, has more trouble in school than many of his peers, particularly with word problems in math and other areas that aren't concrete and tangible. In spite of high motivation, he still struggles, and new situations and problems “throw him” ...
Sunday, September 27, 2015 by Anonymous

Health
Which of the following secondary sex characteristics do not develop during the teen years? (1 point) development of breasts in girls development of body hair in boys development of ovaries in girls and testes in boys development of acne in boys 2. What is the primary cause for...
Sunday, September 27, 2015 by Shalee ^~^

Health PLEASE HELP
Hi, can some one check my health answers? I answered all the questions, I would just like some one to check them :) btw I go to connections academy. 1.Which of the following secondary sex characteristics do not develop during the teen years? (1 point) development of breasts in...
Sunday, September 27, 2015 by KawaiiLightlee

Physics
To ward off oceanic invaders, a cannon is placed 10 meters from the water's edge, pointing out at sea. The cannon is capable of firing a projectile at a maximum velocity of 100m/s. a) what is the maximum firing range of the cannon? b)If the cannon was placed on a cliff ...
Sunday, September 27, 2015 by :(

Pre-Algebra
You are a member of a fund raising committee for your school. The committee is sponsoring a fair. Each member of the committee has agreed to sell 50 tickets to the fair. Student tickets are $3 each and adult tickets are $5 each. Use an expression to determine how much money ...
Sunday, September 27, 2015 by Zoe

Math
Three fifth of the members of a hiking trip club went on the last hiking trip. If 39 people went on the trip how many are in the club? Mathew travels two and one half miles to get to school. This is 3 times the distance that Jennifer travels . How far does Jennifer travel?
Sunday, September 27, 2015 by Sunny

math
Peter will apply to his favorite school . Requirement for admission to the school : 1. Indonesian languange score should not be less than 6 , 2. Mathematics score should not be less than 5 3. Score of Indonesian languange + score of mathematics should not be less than 12. ...
Sunday, September 27, 2015 by Iman

shammah int'l school
A man walks at 30km east ward and 35km north ward what is the resultant displacement of the man,as well as his direction
Sunday, September 27, 2015 by chika nsitem

Phsyics
To ward off oceanic invaders, a cannon is placed 10 meters from the water's edge, pointing out at sea. The cannon is capable of firing a projectile at a maximum velocity of 100m/s. a) what is the maximum firing range of the cannon? b)If the cannon was placed on a cliff ...
Saturday, September 26, 2015 by Anonymous

English
Identify three adjectives in the sentence below. "When I cut my right hand on the broken glass, I searched high and low for some pain-killing medicine." a. right, glass, some b. right, broken, pain-killing c. my, right, hand Is the answer b?
Saturday, September 26, 2015 by SkatingDJ

Arithmetic
A student must walk 2 miles to get to school. If she walks at an average of 3 miles per hour, how many minutes should it take her to walk to school?
Saturday, September 26, 2015 by Anonymous

Physics
A 124-kg balloon carrying a 22-kg basket is descending with a constant downward velocity of 25.2 m/s A 1.0-kg stone is thrown from the basket with an initial velocity of 11.7 m/s perpendicular to the path of the descending balloon, as measured relative to a person at rest in ...
Friday, September 25, 2015 by daniela

Z table
Suppose that the readings on the thermometers are normally distributed with a mean of 0∘ and a standard deviation of 1.00∘C. If 8% of the thermometers are rejected because they have readings that are too high, but all other thermometers are acceptable, find the ...
Friday, September 25, 2015 by Anonymous

physics
A robot probe drops a camera off the rim of a 323 m high cliff on Mars, where the free-fall acceleration is 3.7 m/s2 . Find the velocity with which it hits the ground. Answer in units of m/s.
Friday, September 25, 2015 by Anonymous

Physics
A rifle that shoots bullets at 447 m/s is to be aimed at a target 40.7 m away. If the center of the target is level with the rifle, how high above the target must the rifle barrel be pointed so that the bullet hits dead center?
Friday, September 25, 2015 by barich

Physics
A certain airplane has a speed of 336.8 km/h and is diving at an angle of θ = 32.0° below the horizontal when the pilot releases a radar decoy (see the figure). The horizontal distance between the release point and the point where the decoy strikes the ground is d = ...
Friday, September 25, 2015 by barich

Algebra
A school store has1200 pencils in stock, and sells an average of 24 pencils per day. The manager reorders when the number of pencils in stock is 500. In how many days will the manager have to reorder.?
Friday, September 25, 2015 by Step his

BHISHO HIGH
CAN U HELP ME CAUSE I WILL DOING ACCOUNTING NEXT YEAR BUT STILL I HATE MATHEMATICS,IS GOOD FOR ME TO DO ACCOUNTING?
Thursday, September 24, 2015 by BONGA

physic
A ball is dropped from the top of an apartment building. A person is on a patio somewhere beneath the top of the apartment building and the person notices the ball takes 0.11 seconds to fall from the top of his patio to the bottom of his patio. The height of his patio is 3.1 ...
Thursday, September 24, 2015 by elle

Physics
A car, moving along a straight stretch of high- way, begins to accelerate at 0.014 m/s2. It takes the car 23.2 s to cover 1 km. How fast was the car going when it first began to accelerate? Answer in units of m/s.
Thursday, September 24, 2015 by Bob

English
Hello which sentence is correct? I'm not sure. as I had learned much from garfield high school. or I have learned much from Garfield high school. Should I use had or have? thank you
Thursday, September 24, 2015 by Kevin

Maths
A boy cycles 7.5km to school in 27½ minutes.Find his average speed in meters per second.
Thursday, September 24, 2015 by Awuni

science
Which physical properties are characteristics of metals? Choose all that apply. -brittle -high luster -malleable -ductile -not very reactive 1, 2, and 5?
Thursday, September 24, 2015 by luke

physics
A baseball player standing on the ground throws a ball straight up. The ball leaves the player's hand with a speed of 15.5 m/s and is in the air for 3.30 s before hitting the ground. How high above the ground was the baseball player's hand when he released the ball?
Thursday, September 24, 2015 by niro

english
Question #1 Is the following sentence written correctly? Yes or no? 1. “Hey,” he asked, “who are they?” 2. “No,” she said “that is not painful.” 3. “His mother, he said, “is taking night classes”. 4. “Mother,” he...
Thursday, September 24, 2015 by Anonymous

english
Which of the following sentences demonstrates proper pronoun-antecedent agreement? a. Canada is proud of their hockey team. b. Both of the boys performed well in his school play. c. Neither the girl nor her friends are going to her party. d. The jar of pickles sits on their ...
Thursday, September 24, 2015 by JR.

english
My favorite hobby in high school was showing horses in community horse shows. Which of the following is the simple subject? a. High school b. Horses c. Shows d. Hobby i think the answer is d.) hobby 2. Which of the following sentences is written correctly? a. I found the shoe ...
Thursday, September 24, 2015 by john

English language
what are proper nouns and common nouns and give examples of each. how do I make a noun mobile school project.
Wednesday, September 23, 2015 by Amoy

math
In jims,5 times as many students take the bus as those who walk. A total of 24 students walk or take the bus. How many more students take the bus than walk to school?
Tuesday, September 22, 2015 by Morgan

science
What is the volume of a cardboard box that is 11 inches long, 3 inches wide, and 7 inches high.
Tuesday, September 22, 2015 by Alayssa Hickey

mshweshwe high school
A car accelerates from rest at 5 metres per square seconds. Calculate the distance covered by the car after 6 seconds
Tuesday, September 22, 2015 by sipho

School
14.569
Monday, September 21, 2015 by Anonymous

Physics: Please help!
I can't figure this out at all...Can someone please explain it to me? It has been claimed that an insect is the best jumper in the animal kingdom. This insect can accelerate at 3950 m/s2 over a distance of 2.3 mm as it straightens its legs. (a) Assuming a uniform ...
Monday, September 21, 2015 by Claire

Physics
I cannot figure out this question, and it would be greatly appreciated if someone could help me out! :) It has been claimed that an insect is the best jumper in the animal kingdom. This insect can accelerate at 3950 m/s2 over a distance of 2.3 mm as it straightens its legs. (a...
Monday, September 21, 2015 by Claire

klein eden combined school
l.o types of environmental issues
Monday, September 21, 2015 by sya

prealgebra
A school library charges a fine of 5 cents on the first day a book is overdue, then doubles the amount owed each day until payment is made. Jada and Juan each had a book that was overdue. Jada paid a fine that was $2.40 more than Juan’s fine. Which statement about the ...
Monday, September 21, 2015 by Anonymous

physics
Another scheme to catch the roadrunner has failed. A safe falls from rest the top of a 30.2 m high cliff toward Wiley Coyote, who is standing at the base. Wiley first notices the safe after it has fallen 17.4 m. How long does he have to get out of the way? The acceleration of ...
Monday, September 21, 2015 by luma

maZulu high
Discuss tree practical measures to deal with this environment issue that cause ill health on a person
Monday, September 21, 2015 by sbusiso mkhize

probability
The National Center for Educational Statistics reported that in 2009 the ACT college placement and admission examination were normally distributed and had a mean of 21.1 and standard deviation of 5.1. A college requires applicants to have an ACT score in the top 20% of all ...
Monday, September 21, 2015 by matt

Physics
How high will you be when you stop rising if you jump upward with an initial vertical speed of 2 m/s? Answer to the nearest 0.1 m, and use g = 9.80 m/s2.
Monday, September 21, 2015 by Emey

question
You purchased 8 pounds 10 ounces of candy from a candy shop. You want to split it equally among 3 classrooms at a local school.
Sunday, September 20, 2015 by mary

Music
Which phrase describes the parts of a basic music staff? 5 lines and 6 spaces high and low music notes 5 spaces and 4 lines 5 lines and 4 spaces
Sunday, September 20, 2015 by Sara

AP Physics I
A placekicker is about to kick a field goal. The ball is 26.6 m from the goal post. The ball is kicked with an initial velocity of 19.0 m/s at an angle θ above the ground. Between what two angles, θ1 and θ2, will the ball clear the 2.8-m-high crossbar? (Hint: ...
Sunday, September 20, 2015 by Matt

Physics-HELP
An Olympic long jumper is capable of jumping 7.5 m. Assume that his horizontal speed is 8.8 m/s as he leaves the ground. How long is he in the air? How high does he go? Assume that he lands standing upright, that is, the same way he left the ground.
Sunday, September 20, 2015 by Manny

Physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 56.3 ° above the horizontal. The rocket is fired toward an 11.0-m high wall, which is located 21.5 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
Sunday, September 20, 2015 by Physisc Help

grammar public school rawlakot
The cost price of a Jean is Rs. 200 and marked price is 50% more than the cost price. But the shopkeeper sold it at 25% discount. Find the marked price. Find the discounted price.
Sunday, September 20, 2015 by zenab

Physics
A hammer is thrown horizontally from the flat roof of a tall building at a velocity of 10m/s and hits the ground below after 5 seconds. (a) How high is the roof? (b) How far from the building does it land.
Sunday, September 20, 2015 by Heinnrick

Finance
You plan to start an elite 2 year MBA program on September 1, 2015. Tuition is $75,000 per year payable on that date, at the beginning of the school year. You expect tuition to increase by 6% in the second year. If the market interest rate is 3% per year, how much would you ...
Sunday, September 20, 2015 by Jordy

Math
A teacher charges Php 500 per hour of tutorial service to a second year high school student. If she spends three hours tutoring per day, how much would she receive in 20 days?
Sunday, September 20, 2015 by Jennylyn

Science
If the trend in the graph continues through the summer, what would you expect the average high temperature in Louisville, Kentucky, to be in August? A. 66F B. 83F** C. 103F D. 125F I don't know how to give you think link. Any ideas?
Saturday, September 19, 2015 by Shi Buringa

Kwasa high school
Three ways on how water pollution can impact negatively to the health of the people in our community
Saturday, September 19, 2015 by Sizwe mavuso

geography
In school I have Developed, NICs (Industrialising) and Developing countries. I have done most of it. The NICs and Developing are the ones I need help with. For the NICs I have S. Korea, China, Brazil, Mexico and India and I need 3 more, for Developing, I have Vietnam, ...
Saturday, September 19, 2015 by Damian

Math
At a school with 100 students, 35 take French, 32 take German, and 30 take Spanish. Twenty students take only French, 20 take only German, and 14 take only Spanish. In addition, 7 students are taking both French and German, some of whom also take Spanish. How many students are...
Saturday, September 19, 2015 by Spencer

Siminza high school
Discuss three practical measures to deal with this environmenta issue that causes I'll-health on a personal level
Friday, September 18, 2015 by Njabulo Radebe

Physics
An aerialist on a high platform holds onto a trapeze attached to a support by an 9.8-m cord. (See the drawing.) Just before he jumps off the platform, the cord makes an angle of 37° with the vertical. He jumps, swings down, then back up, releasing the trapeze at the ...
Thursday, September 17, 2015 by Kevin

community psycology
A sentence Qualitative Research Method you’d suggest to investigate; this Pulaski sheriff says man charged with kidnapping cut off school bus.
Thursday, September 17, 2015 by Amber

Reading/Writing
Please check my answers to the reading. Reading: MY MOTHER NEVER WORKED By Bonnie Smith-Yackel “Social Security Office.” (The voice answering the telephone sounds very self-assured.) “I’m calling about ... I ... my mother just died ... I was told to call ...
Thursday, September 17, 2015 by Anonymous

Science
If the trend in the graph continues through the summer, what would you expect the average high temperature in Louisville, Kentucky , to be in August? Please respond as soon as you can, Thanks!
Thursday, September 17, 2015 by Mani

Isikhalisezwe high
Illustrate three ways on how this issue can impact negatively to the health of the people in school and community
Thursday, September 17, 2015 by Ntokozo

English
Which of the following is a sentence fragment? A. The first tiny purple crocuses bloomed in February. B. High up in the willow trees in the springtime. C. Covered in snow, the branches reflected the sunlight. Is the answer B? Thank you
Thursday, September 17, 2015 by Skylar

mamacao elementary school
In the multiplication at the right, each ĺetter represents a different digit. If A is not zero, what are the values of A, B, C and D? ABC × C Equal D B C
Thursday, September 17, 2015 by glaidylrose

Sitintile senior secondary school
Calculate the height of a cliff PQ if the angle of depression from the top of the cliff to a boat R at sea in the same horizontal plane as Q is 42 degrees the boat is 700 meters away from the foot of the cliff
Thursday, September 17, 2015 by Hygiene mathebula

Laurens high
if Sam have $60 to buy cars withand the cars are 4 for $5 how much how many cards can she get
Thursday, September 17, 2015 by sam

math
Four students spent 12$on school lunch at thus rate what is the amount 10,students would spent on the same school lunch
Wednesday, September 16, 2015 by lesly

physics
A high fountain of water is located at the center of a circular pool as shown in the figure below. Not wishing to get his feet wet, a student walks around the pool and measures its circumference to be 29.0 m. Next, the student stands at the edge of the pool and uses a ...
Wednesday, September 16, 2015 by lily

PHYSICS
An aerialist on a high platform holds onto a trapeze attached to a support by an 7.9-m cord. (See the drawing.) Just before he jumps off the platform, the cord makes an angle of 37° with the vertical. He jumps, swings down, then back up, releasing the trapeze at the ...
Wednesday, September 16, 2015 by Anonymous

Sexton High school
At its widest point how wide is west Podiatry from east to west
Wednesday, September 16, 2015 by Jay'da

curriculum
discuss the view that curriculum is all the leaning which plan and guided by the school whether it carries on in the group or individual inside or outside the school.
Wednesday, September 16, 2015 by Ebenezer

mareseleng
compile your bibliography? 6, research about protest,permit to hold a protest,activities during a protest. draw up any five interview questions you will use to evaluate the understanding of service delivery by the learner in your school 7. write your personal mission statement...
Wednesday, September 16, 2015 by calvin

Physics - URGENT
A ball is thrown horizontally of a cliff. If the initial speed of the ball is 17 m/s and the cliff is 77 m high, how far from the base of the cliff will the ball land in the water below? Calculate the answer in meters (m) and rounded to three significant figures.
Wednesday, September 16, 2015 by Anonymous

english help please!!
What type of question can the bolded text help you answer? My social studies teacher, Ms. Galvez, rolled her eyes at me and I rolled my eyes back at her. The Man was always coming down on me, just because I go through school firewalls like wet Kleenex, spoof the gait-...
Tuesday, September 15, 2015 by Oscar

english help please!!
Which of the following is an example of an interpretive question? Who is Marcus' social studies teacher? Why did Marcus have such a hard time in school? What does the school intercom sound like? Is it fair that Marcus is always called to the office? is it b
Tuesday, September 15, 2015 by Oscar

english help please!!
Which of the following is an example of an evaluative question? Where does Marcus go to school? Why did Marcus have such a hard time in school? Is it wrong for Marcus to work around the school's security systems? How does Marcus react when he is called to the office
Tuesday, September 15, 2015 by Oscar

N R Mandela Comm.Sec.School
pls calculate the mass and volume of oxygen released when 29,4g potassium chlorate decomposes to form potassium chloride and oxygen
Tuesday, September 15, 2015 by kealicius

English help please
9. The author of "My Brother's Keeper" mainly develops Jamie’s character through his actions *dialogue and thoughts the narrators description other’s reaction to him 10. In "My Brother's Keeper," what does Ted want Jamie to do for him? ...
Tuesday, September 15, 2015 by Anonymous

Trig
The foot of a ladder is on level ground 1.5m from a wall. The ladder leans agents the wall. The angle formed by the ladder and the ground is 70 degrees. Calculate how high up the wall the ladder reaches.
Tuesday, September 15, 2015 by Emily

Math
Sorry about last post. :( Graph: Students Hours _______________ Jack | 4.5 Mike | 6.25 Adam | 3 Jim | 2.5 Marty| 7 Ben | 6.75 At your high school, you randomly surveyed male students to find that they play video games a certain amount of hours per week. What is the estimated ...
Tuesday, September 15, 2015 by Bronte

math
Four thousand students at a school were asked to name their favorite pizza topping. The results were 800 Pepperoni, 1,000 Sausage, 1,200 Mushrooms, 560 Peppers, 240 Onions, and 200 Other. Your friend expresses these results in this circle graph. Your friend made a mistake, ...
Tuesday, September 15, 2015 by Bronte

math
At a sports carnival,the ratio of number of pupils sent by school A,B and school C to the event was 1:2:3. The number of boys from school A and the number of girls from school B were the same. The ratio of the number of girls from school C to the total number of girls was 7:10...
Tuesday, September 15, 2015 by koh

English
1. He raised his right hand a little. 2. He raised his right hand a bit. 3. He raised his right hand slightly. 4. He raised his right hand a lot. 5. He raised his right hand much. 6. He raised his right hand a little. 7. He raised his right hand just a little bit. 8. He raised...
Tuesday, September 15, 2015 by rfvv

malenga high
L.o direct impact to which bad road use has on physical.social.emotional and economic aspects
Tuesday, September 15, 2015 by busisiwe

School of Natural and Physical Science
Why is tert. butyl chloride being washed with aqueous sodium hydrogen carbonate
Tuesday, September 15, 2015 by Mally

Pre-Cal
A penny is dropped from the top of Bank of America building. How long does it take to reach the group? Assume the back is 1024 ft high. My work so far: -16t^2+0t+1024 t=8 sec Is this correct? Thanks!
Monday, September 14, 2015 by Rosie

algebra
A middle school student is doing a math project in which she has to make a graph of the different ways students get to school. To collect her data, she stands under the bus canopy and asks 100 students how they normally get to school. Is her data valid? Why or why not? A) No. ...
Monday, September 14, 2015 by Lebron

Math
Your school’s marching band is performing at halftime during a football game. In the last formation, the band members form a circle 100 feet wide in the center of the field. You start at a point on the circle 100 feet from the goal line, march 3008 around the circle, and...
Monday, September 14, 2015 by R

Physics -Material
1. If you are designing a product with requirement of a high UTS(Ultimate tensile Strenght), high YS, low ductility steel, what process should you apply onto steel to get the steel with required properties? 2. If you want to get lustrous surface metal, what process should be ...
Monday, September 14, 2015 by Tina T

Science
Pineapple has high requirements for the fertilizer elements nitrogen (N), potassium (K), and iron (Fe), and relatively low requirements for the fertilizer elements phosphorus (P) and calcium (Ca). Although Hawaiian pineapples grow in red soils whose iron composition may exceed...
Monday, September 14, 2015 by Luke

Sacred/
Physic. You can walk at the average speed of 2.5 m /s. How long will it take to reach your school 1km acar?
Monday, September 14, 2015 by Gonmei

Dingukwazi high (life orientation subject)
1choose one issue from your list as your topic and provide two brief descriptions of the issue you have chosen. 2illustrate three ways on how this issue can impact negatively to the health of the people in your school/community. 3 discuss three practical measures to deal with ...
Monday, September 14, 2015 by Precious zulu

Buisness
Hello! I'm taking a test for my business class and I'm having trouble with these questions. If someone could check my answers I would really appreciate it! Thank you! 6. Asking yourself "What can I do to build a loyal customer base?" is an example of A. ...
Monday, September 14, 2015 by Maliya

Buisness
I took a test for my business class and I'm having trouble with these questions. Any help would be appreciated! Thank you! 5.Jim is beginning his research on franchise businesses in order to find one that meets his needs. A quick, easy way to get general information is to ...
Monday, September 14, 2015 by Maliya

kananelo.s.s.school
Mr theta buid a wire models of solid to show his mathematics clasa.how much wire would he need yo build each of these shapes with the given dimensions?a square with 6,5
Monday, September 14, 2015 by elisa khampepe

math
A study conducted an experiment with 22,000 women over 10 years to investigate whether a high-stress job leads to heart problems. The study concluded that all women in high-stress jobs are 70% more likely to have a heart attack than women less stressed out by work. Identify ...
Monday, September 14, 2015 by Jacarious

Math
Four thousand students at a school were asked to name their favorite pizza topping. The results were 800 Pepperoni, 1,000 Sausage, 1,200 Mushrooms, 560 Peppers, 240 Onions, and 200 Other. Your friend expresses these results in this circle graph. Your friend made a mistake, ...
Monday, September 14, 2015 by David

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