Monday

November 30, 2015
**physics **

A person at the roof of a high building has projected a ball at velocity 50m/s given that the acceleration due to gravity = 10 the displacement and velocity when : The ball has been protected upwards with angle 30 to the horizontal. And when the ball been projected ...
*Thursday, January 8, 2015 by Youssef ismail*

**Math 10 aw**

george is in a hot air balloon that is 125 metres high. the angle of elevation from a house below, to the balloon is 18 degrees. how far is george from the house
*Wednesday, January 7, 2015 by Simran*

**mah**

holly spend 7 and 3/5 hours in school each day. her lunch period is 1/2 hour long, and she spends a total of 7/10 hour switching rooms between classes.the rest of her day is spent in 6 classes that are all same length. how long is each class?
*Wednesday, January 7, 2015 by jessica*

**mah**

holly spend 7 and 3/5 hours in school each day. her lunch period is 1/2 hour long, and she spends a total of 7/10 hour switching rooms between classes.the rest of her day is spent in 6 classes that are all same length. how long is each class?
*Wednesday, January 7, 2015 by rose*

**betty queen international school**

using kinetic theory,why a baloon kept warm in water?
*Wednesday, January 7, 2015 by KHADIJAH M SANI*

**math**

You plan to construct a brick wall measuring 14.5 ft. in length, 5.5 ft. high, and 0.5 ft. in width. If a brick measures 6 in. x 4 in. x 2 in., how many bricks will you need? (Remember to round up.)
*Tuesday, January 6, 2015 by Anonymous*

**physics**

A rifle bullet is fired at an angle of 28.3° below the horizontal with an initial velocity of 177 m/s from the top of a cliff 52.2 m high. How far from the base of the cliff does it strike the level ground below?
*Tuesday, January 6, 2015 by Natalie*

**business communication**

Starting in September, your company plans to increase the monthly fees it charges to its clients. You are drafting a letter to mail to your clients to inform them of this increase, and hopefully to persuade them to keep their business with you. In analyzing your audience you ...
*Tuesday, January 6, 2015 by ruel*

**business communication**

You have completed a research project and have come up with some interesting and persuasive content. Although your ideas are spot-on, the format of your final report is difficult to read and a little confusing. This __________. A. is problematic, as it will undermine your ...
*Tuesday, January 6, 2015 by ruel*

**math**

there was 112 seats in the school auditorium.there are 7 rows of seats in each row. there are 70 people seated, filling up full rows of seats. how many seats are empty?
*Tuesday, January 6, 2015 by nicole*

**Physics**

a rectangular box of negligible mass measures 5m long,1m wide and 0.5m high. How many kilograms of mass can be loaded into the box before it will sink in a freshwater lake?
*Tuesday, January 6, 2015 by Lee*

**Math**

A school is printing t-shirts for students. They have 2 different prices. Company A says they will print 16 t-shirts for $40. Company B will print 84 t-shirts for $140. Which is a better price? Please prove your answer.
*Tuesday, January 6, 2015 by Amy*

**science**

3 examples of objects of high kinetic and 3 examples of low kinetic
*Tuesday, January 6, 2015 by ser*

**Math**

The cubes show how many students rode the bus to school today How many students rode the bus to school? A 14 B 15 C 16 D 17 Three rows of five blocks and 1 row with only two blocks
*Tuesday, January 6, 2015 by Amonnie*

**Math**

The cubes show how many students rode the bus to school today How many students rode the bus to school
*Tuesday, January 6, 2015 by Amonnie*

**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 18.0 m. Next, the student stands at the edge of the pool and uses a ...
*Monday, January 5, 2015 by Jon*

**math**

They are five apple slices in each school lunch. If 35 students buy a school lunch, hoe many apple slices are there ? Write an equation for this problem.
*Monday, January 5, 2015 by Mathew*

**Math**

the current temperature is - 7 degrees Celsius. The high temperature yesterday with as many degrees above 0 degrees Celsius as the current temperature is below zero degrees Celsius. Which expression can be used to find the number of degrees between the current temperature and ...
*Monday, January 5, 2015 by hamptom*

**algebra**

the area of a rectangle with base b and height h is bh. A rectangle sports goal is 9 ft wide and 8 ft high. Find the area of the opening
*Monday, January 5, 2015 by slomo*

**History **

1. How is the Seven Years War related to the French and indian war? A- The French and Indian War directly caused the Seven Year's War B-; The French and Indian War was part of the Seven Year's War C- The Seven Years' War was more of a land war than the French and ...
*Sunday, January 4, 2015 by Elizabeth Meyer *

**Pre-Calc**

A ferris wheel is 63 feet tall when it reaches its highest point at 8 seconds. At the bottom of the ride, you are 3 feet off the ground. So how high off the ground will you be 5 seconds after the ride starts? Write a function f so that f(t) will equal how high in feet you will...
*Sunday, January 4, 2015 by John*

**math-algebra HELP!!!!**

1) A gym charges a one-time sign-up fee and then a regular monthly fee. The cost of a membership as a function of the number of months as a member is shown for 2010 and 2011 on the graph. a. What characteristics of the graph represent the sign-up fee and the monthly fee? What ...
*Sunday, January 4, 2015 by unicorns<3*

**Math**

Kevin had 3/4 yd of string. He used 1/3 of it on a school project. How much string did he use? A.5/12 yd B.1/3 yd C.7/12 yd D.1/4 yd (numbers are all fractions)
*Sunday, January 4, 2015 by Mo*

**chemistry**

So I did a titration lab at school with NaOH and HCl. i have to find: - volume used, NaOH - Moles of NaOH - Moles of HCl -Volume used unknown HCl - Molarity of HCl solution My concentration of NaOH stock solution was 0.100 mol/lL Final buret reading, NaOH: 14.20 ml Initial ...
*Sunday, January 4, 2015 by julie*

**english**

What does don't let me hit the ground means? it's part of the verse in the song i chose to present in school please just give me an idea on what those words mean
*Sunday, January 4, 2015 by Anonymous*

**physics**

An object is thrown up from the top of building 50 m high. it rises to a maximum height of 20 m above the roof.? a) when does it land on the ground b) at what velocity does it land? c) what is its velocity 15m below the roof?
*Saturday, January 3, 2015 by saima*

**Physics**

A place kicker must kick a football from a point 33.0 m (about 36 yd) from the goal. As a result of the kick, the ball must clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 20.0 m/s at an angle of 48◦ to the horizontal. To...
*Friday, January 2, 2015 by Alyssa*

**physics**

A ball is thrown horizontally from the top of a building 43.4 m high. The ball strikes the ground at a point 57.3 m from the base of the building. The acceleration of gravity is 9.8 m/s^2. a. Find the time the ball is in motion. Answer in units of s. b. Find the initial ...
*Friday, January 2, 2015 by Kimberly*

**Check Answers?**

Question 1 of 5 The yellow fog that rubs its back upon the window-panes, The yellow smoke that rubs its muzzle on the window-panes, Licked its tongue into the corners of the evening, Lingered upon the pools that stand in drains, Let fall upon its back the soot that falls from...
*Friday, January 2, 2015 by Jill*

**Statistic**

There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
*Friday, January 2, 2015 by Zul*

**mrr high school**

Find the power of human heart ,which beats72 times per minute , if it does 1.5J of work every beat.
*Friday, January 2, 2015 by mona*

**History**

After you have read the following, write a short essay comparing and contrasting life in the Middle Ages to today. Is there anything that was better about life then? The next time you are washing your hands and complain because the water temperature isn't just how you like...
*Thursday, January 1, 2015 by Olivia*

**Drug Bioavilability (Pharm.)**

Assess with explanation the bioavailability by oral route of the following drugs with the specified properties. Also suggest ways to achieve the therapeutic concentration if the bioavailability is not favorable. (Note: change of route of administration should be considered as ...
*Wednesday, December 31, 2014 by plasma membrane *

**physics**

to view full image of an object 160 cm high, the minimum size of the plane mirror required is?
*Wednesday, December 31, 2014 by GM Chandio*

**Math**

A building was 210 ft high and a guy was 8 ft from the top and let down a wire that is .44 radians (degrees) to the ground... How long is the wire?
*Tuesday, December 30, 2014 by johny*

**physics**

a rock is dropped from a high brige.at the end of 3 seconds of free fall the speed of the rock is:[in centimeters per second,g=10 m/second square]
*Tuesday, December 30, 2014 by komal*

**General Chemistry!!!!**

Hi I'm a high school teacher. I teach General Chemistry. I'm looking for a textbook for my student. In this course we learn the basics of chemistry and how it relates to our everyday lives/world.
*Monday, December 29, 2014 by Teacher *

**math**

overnight the low temperature dropped to -6 degrees Fahrenheit. If the high temperature during the day was 11 degrees Fahrenheit, what was the difference between the high and low temperatures? Please help, thank you so much!
*Friday, December 26, 2014 by anon*

**university bahrain**

Q4. Many organizations find themselves in the apparently contradictory position of having high levels of financial investment in inventory, but at the same time frequently running out of stock of important components and materials.
*Thursday, December 25, 2014 by ali bahaj*

**english**

Arrange the sentences logically. a. One day last week, I went next door to take some pictures of Coke and her newborn puppies. b. Only later did I learn that all animals are very protective of their young. c. Photographing pets can sometimes be a dangerous and expensive hobby...
*Thursday, December 25, 2014 by cyrille*

**english**

Arrange the sentences logically. a. One day last week, I went next door to take some pictures of Coke and her newborn puppies. b. Only later did I learn that all animals are very protective of their young. c. Photographing pets can sometimes be a dangerous and expensive hobby...
*Tuesday, December 23, 2014 by cyrille*

**6th grade Math**

What two expressions could be used to represent the cost of a speeding ticket on (1) streets and highways and (2) in construction and school zones?
*Monday, December 22, 2014 by Ariana *

**Physics**

A bullet is fired vertically upward with an initial velocity of 98m/s from the top of a building 100m high, find a) the maximum height reached above the ground b) the total time before reaching the ground. C) the velocity on landing.
*Monday, December 22, 2014 by Clement*

**physics**

A ball is thrown vertically up from the edge of a 150 m building with a veloicty of 10m/s. (A) how high did the ball rise? (b) how much time did it take fort he ball to reach this height ? (C) what is the velocity oft he ball as it strikest he ground ? (D) how long does it ...
*Sunday, December 21, 2014 by christoper allen*

**Science**

If 1 J of energy is applied to lift an object of 500 kg how high will it rise?
*Sunday, December 21, 2014 by Shubham*

**physics please help**

A hoodlum throws a rock straight down from the roof of a building 109m high. If it takes 2.40s to hit the ground below, with what initial speed was the rock thrown? Please show all work
*Saturday, December 20, 2014 by Georgy*

**math**

At a local high school,560 out of 1060 students voted to support a community fund drive. What percent of the students did not support the fund drive? 47% is this the correct answer?
*Friday, December 19, 2014 by natalie*

**math**

One day,20% of the 950 students at West Junior High were absent. How many students were absent? Is this right? 20/100 950/5 equals 190
*Friday, December 19, 2014 by nikita*

**creative writing **

This morning while I was running, shoes smacking the pavement, Venus bright above the spine of the Bear Mountains, and my thoughts pinned to the day ahead, the meetings, the deadlines, the writing I would not do, a deer was hit by a car. It flew in front of me, disrupting the ...
*Friday, December 19, 2014 by 2phoneeeeee *

**math**

I'm trying to help my son with his homework and I have been out of school for some time...the question is: The floor of the recreation room at the YMCA is triangular with a base of 20 meters and a height of 13 meters. The YMCA wants to install carpeting that costs $30 per ...
*Thursday, December 18, 2014 by eole*

**Medical Administrative Assistant**

I need help adding some stuff to this exam please help Exam 028005 It has come to my attention after a conversation with a DMD Medical Supplies representative that some of our work for them has been subpar. Knowing we are a customer driven company I did some investigation of ...
*Thursday, December 18, 2014 by Kara*

**physics**

An arrow is shot at an angle 39◦ with the horizontal. It has a velocity of 54 m/s. How high will the arrow go? The acceleration of gravity is 9.8 m/s^2. Answer in units of m
*Wednesday, December 17, 2014 by Stephan*

**Phyiscs**

An autographed baseball rolls off a 0.5m high desk and strikes the floor 0.4m away . How fast was the ball traveling when it hit ?
*Wednesday, December 17, 2014 by Denise *

**maths literacy geog business studies bio English a**

What can I study after school with the following subjects maths literacy business studies bio English lo Afrikaans geog
*Wednesday, December 17, 2014 by sammy*

**Math**

Another question. The floor of Raj's classroom has an area of 525 feet. The room is 12 feet high. What is the volume of Raj's classroom? I had got 6300. Is this correct? I had used the formula V = B x H.
*Tuesday, December 16, 2014 by Ben*

**Math**

I want to check this. I had used formulas V = B x H and I x w x h to solve these What is the volume of the box that is 14 inches long, 7 inches wide and 10 inches high? I got 980. Am I right?
*Tuesday, December 16, 2014 by Ben*

**Chemistry **

Why are metals malleable? A. Because they reflect incoming photons B. Because they are made of atoms that have tightly held electrons C. Because of their structure and uniform bonding in all directions D. Because their lattice energy is very high I think the answer is c but I ...
*Tuesday, December 16, 2014 by Morgan *

**physics**

A soccer ball is kicked with an initial horizontal velocity of 16.5 m/s from a 92 meter high cliff. Determine the time it took the ball to reach the ground and how far the ball got from the edge of the cliff.
*Tuesday, December 16, 2014 by aj*

**Physics**

1.) A tennis ball (mass = 57 grams) is held directly above a basketball (mass = 624 grams)that is held 4.7 meters off the ground. Both are dropped simultaneously. Assuming an elastic collision, how high above the ground does the tennis ball reach after bouncing? (Note that the...
*Tuesday, December 16, 2014 by Please Help*

**History**

What Physical Feature of the New World's Coastline greatly attracted European Colonits A.Offshore islands B.Fertile soil along high moutain cliffs C.Natural harbors along the Atlantic Coast D.Large lakes along the coastline D?
*Tuesday, December 16, 2014 by M*

**History**

What physical feature especially attracted European colonists? A.Many offshore islands B.Fertile soil along high mountain cliffs C.Natural harbors along Atlantic Ocean D.Large lakes located along the coastline
*Tuesday, December 16, 2014 by M*

**math**

There are 120 students involved in the school play. If 72 of the students are girls, what percent are girls
*Tuesday, December 16, 2014 by Anonymous*

**maht**

The 2002 yearbook at Middleton Middle School had 236 candid (fun pictures, not planned) pictures of students. The 2001 yearbook had 214 candid pictures of students. To the nearest tenth, what was the percent of change in the number of candid student pictures?
*Tuesday, December 16, 2014 by leslie landy*

**Life Span Development**

Question 1 1-The quality of a children’s attachments has been found to affect a-what children expect social interactions to be like. b-whether children remember positive or negative aspects of events better. c-children’s concepts of themselves. d-all of the above. (I...
*Tuesday, December 16, 2014 by Sharon*

**History 2**

the public school system in georgia was the result of laws passed during A. World War 1 B. The Civil War C. Reconstruction **** D. Antebellum
*Monday, December 15, 2014 by HELP MEEEEE *

**Sixth Grade Math**

A teacher tells 6 students the title of the next school play. Those 6 students each tell the title to 6 students. Then those additional students each tell the title to 6 students. How many students have been told the title of the next play? Answer: 6^3 = 216 Is my answer correct?
*Sunday, December 14, 2014 by OConnor*

**Math**

Wooden blocks are stacked to form a cube 3 block wide, 3 block long, and 3 block high. How many blocks are used? 27 blocks are used
*Sunday, December 14, 2014 by Jamar*

**Math**

A teacher tells 6 students the title of the next school play. Those 6 students each tell the title to 6 students. Then those additional students each tell the title to 6 students. How many students have been told the title of the next play? Answer: 6^3 = 216
*Sunday, December 14, 2014 by OConnor*

**Science **

Can someone actually help me with this...? Instead of telling me to use my books... (My school does NOT give us books.!) How is incomplete dominance different than dominance? Explain why incomplete dominance only occurs in this genotype?
*Sunday, December 14, 2014 by Kitty*

**program eval**

If I were doing an evaluation of an existing after-school program where involvement was voluntary, would I do a quasi-experimental design or experimental design? I'm thinking quasi-experimental as I would randomly select from those who are enrolled in the program.
*Saturday, December 13, 2014 by Mike*

**Math **

A fence 12ft high runs parallel to a tall building at a distance of 2ft from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building?
*Saturday, December 13, 2014 by Bob*

**math**

A rectangular tank of 5 m long,4 m wide and 5 m high is filled with water to a depth 3 m. If a robot of volume 20 cubic metre is added to the tank, how much will the water level rise?
*Saturday, December 13, 2014 by ddet*

**Physics/Calc**

A ball is thrown vertically upward from a cliff with a speed of 20 ft/sec. The ball hits the ground at 140 ft/sec. How high is the cliff? v'+-32
*Friday, December 12, 2014 by Sally*

**Physics/Calc**

A ball is thrown vertically upward from a cliff with a speed of 20 ft/sec. The ball hits the ground at 140 ft/sec. How high is the cliff? v'+-32
*Friday, December 12, 2014 by Sally*

**Physics- Is my work right?**

A ball moving at +3.0 m/s along a table rolls off a table and lands on the ground 2.0 m away. How high was the table? h = 9.8 × (2/3)² / 2 = 2.2 m
*Thursday, December 11, 2014 by Penny*

**Math **

Sandy is buying t-shirts for her school's club. Company A charges 5.80 per shirt with no set up fee. Company B charges 5.75 per shirt plus a $35 set up fee
*Thursday, December 11, 2014 by Tania*

**Finance**

Your great aunt Mary passed away and left you and inheritance of $5,000.00. Since you don't have a need for the money in the near future, which of the following would be the best place to put the $5,000.00? a) a savings account earning 1% interest b) a checking account c) ...
*Thursday, December 11, 2014 by Carol*

**Middle School Math**

My home work problem is 3g+5=17 my answer is -20. A I correct.
*Thursday, December 11, 2014 by Carl*

**Math**

Your fishing bobber oscillates up and down from the current in the river in a harmonic motion. The bobber moves a total of 5.0 inches from its high point to its low point then returns up to the high point every 5 seconds. Write an equation modeling the motion of the bobber at ...
*Thursday, December 11, 2014 by Anonymous*

**English **

1) In the story "A Meeting in the Dark," John's character advances the plot and communicates the theme through each of the following conflicts except. A)man vs. man B)man vs. nature C)man vs. society D)man vs. himself 2) Read the following sentences that reflects...
*Thursday, December 11, 2014 by Andre *

**physics**

A child and sled with a combined mass of 45.0 kg slide down a frictionless hill that is 8.79 m high. If the sled starts from rest, what is its speed at the bottom of the hill? m/s
*Thursday, December 11, 2014 by Anonymous*

**strength of materials**

a water tank is 10 m in diameter and 16m high. if the tank is to be completely filled, determine the minimum thickness of the tank plating if the stress is limited to 60 MPa
*Thursday, December 11, 2014 by Anne*

**math**

The Eye on Malaysia Park charges ticket for RM14 for an adult and RM8 for children. During the school holiday, the price of the children's ticket increased for about quarter than its normal price while the prices of adult's ticket are double. December last year, the ...
*Thursday, December 11, 2014 by azzzaa*

**english**

correct the fragments by combining the fragment introduced by a subordinate conjunction with the sentence before or after it to form a complex sentence. He had breakfast. Before he left for school. It was six o'clock. my answer: It was six o'clock. He had breakfast ...
*Thursday, December 11, 2014 by patrizia*

**math**

cylindrical tank of radius 4m and 7m high.if poured into the tank of 6m diameter .how high is the water?
*Thursday, December 11, 2014 by chev*

**Physics**

An 85.7N box of clothes is pulled 26.2m up a 31.7 degree ramp by a force of 112N that points along the ramp. The acceleration of gravity is 9.81 m/s^2 How high does it rise above the point of release? What i got as the equation is Einitial +- work = Efinal
*Thursday, December 11, 2014 by Simone*

**Sixth Grade Math**

Leland wants to paint a portrait for his parents using a photograph of them that is 5 inches wide by 8 inches high. He wants the portrait to be proportional to the photograph and 42 inches high. Which proportion can Leland use to find w, the width he needs to use to make the ...
*Thursday, December 11, 2014 by Mark*

**algebra2**

At a hot air balloon festival jim watches a hot air balloon rise form a distance of 200 yards. A:From jims position the ballon seen to hover at angle of elevation of 50 What is the height of the ballon B:After a while the ballon seems to hover at an angle of 75 how high is it ...
*Wednesday, December 10, 2014 by dd*

**math**

A total of 121 people came to the school science fair this year. This is 7 more than twice the number of people who came to last years science fair. How many people came last year?
*Wednesday, December 10, 2014 by emily*

**Physics**

An 85.7N box of clothes is pulled 26.2m up a 31.7 degree ramp by a force of 112N that points along the ramp. The acceleration of gravity is 9.81 m/s^2 How high does it rise above the point of release? What i got as the equation is Einitial +- work = Efinal
*Wednesday, December 10, 2014 by Simone*

**Math**

An oil company owns two refineries. The daily production limits and operating costs for each refinery are given in the table below. An order is received for 1540 barrels of high-grade oil, 1650 barrels of medium-grade oil, and 2860 barrels of low-grade oil. How many days ...
*Wednesday, December 10, 2014 by LJ*

**algebra2**

A kite string is 102 feet long. the angle between the kite string and the ground is 54.9. how high is the kite
*Wednesday, December 10, 2014 by dd*

**math**

about 79% of your class voted to have a pizza party on the last day of school.Your class has 31 students .Estimate how many students voted to have a pizza party
*Wednesday, December 10, 2014 by Ally83410*

**math**

which variable had greater variability number of hours of school work and the number of hours watching television
*Wednesday, December 10, 2014 by tonya*

**English check**

Which is correct? For this section, choose the answer choice that represents the correctly punctuated sentence. 1. A. The tall, dark, and handsome man was actually a con artist, and he fooled his friends for years. B. The tall, dark, and handsome man was actually a con artist ...
*Wednesday, December 10, 2014 by Anonymous*

**Physics**

A 0.340 kg block on a vertical spring with a spring constant of 4.09 × 103 N/m is pushed downward, compressing the spring 0.0700 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s2 . How high does it rise ...
*Wednesday, December 10, 2014 by Ally*

**Algebra**

How would you explain to a seventh grader the difference between the domains of an odd root radical function and an even root radical function? How would you change your explanation for someone who had taken high school algebra?
*Wednesday, December 10, 2014 by Candy*

**Sociology**

Studies have found that couples who choose to remain childless often have high levels of education and income low levels of education and income infertility none of the above
*Wednesday, December 10, 2014 by 2phoneeeeee *

**D J HIGH SCHOOL SOST GOJAL PAKISTANmaths trignometry **

from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees .find the distance between the two boats if the point of observation is 4000 feet high.
*Wednesday, December 10, 2014 by tasleem asghar*

**Biology **

"Emma has difficulty sleeping. Her doctor prescribes Deflex. Deflex is a drug which affects the nervous system. Suggest and explain how Deflex affects the nervous system to help Emma sleep." I have missed a lot of time off of school and I understand how the nervous ...
*Wednesday, December 10, 2014 by *