Saturday
April 30, 2016

# Posts by please help(:

Total # Posts: 49

science
i did all those calculations...so are the calculations wrong or is there just no order period cause none do work?
November 4, 2009

science
Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2. pulling a television ...
November 4, 2009

DRWLS
so would i mult. 2000* .80 which gives me 1600?
November 4, 2009

science
For a machine with an efficiency of 80%, what is the work output of the machine if its work input is 2,000 joules? would i divide 2000/.80? which gives me 2500? Also, If a machine requires an effort force of 750 newtons applied over a distance of 2 meters, over what resistance...
November 4, 2009

science
For a machine with an efficiency of 80%, what is the work output of the machine if its work input is 2,000 joules? would i divide 2000/.80? which gives me 2500?
November 4, 2009

science
yeah i dont really know any of the answers to your questions sorry! but thanks(:
November 4, 2009

science
Select the choices in which work is done by recording "yes" or "no": 1. Reese completing her chemistry homework. NO? 2. the movers carrying Catalina's amplifier from the moving truck to her house. NO? 3. Li pushing his motorcycle down his driveway. YES...
November 4, 2009

ipc
haha its actually integrated physics and chemistry:) i'll stick to science thank youuu:)
November 4, 2009

ipc
thanks:)
November 4, 2009

Math
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was \$5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom condominiums sold for...
November 2, 2009

Math.
The Mountain Trail Resort sold 64 condominiums last year, all 1, 2, or 3 bedroom condominiums. The total revenue from the sale of the condominiums was \$5,493,000. The combined square footage of all the condominiums sold was 51,544 square feet. One bedroom condominiums sold for...
November 2, 2009

last one! science!
A typical high school lab activity involves building a model rocket with a small canister, antacid, and water. The water and antacid are combined in the canister, which is then tightly closed and turned upside down. The reaction of these materials in the canister causes gas to...
October 28, 2009

science
Arrange the amount of momentum of these objects from the most momentum to the least momentum. When placing the objects in the correct order, record the value of their momentum. 1. A 0.4 kg baseball thrown by a major league pitcher at 120 m/s. 48kg*m/s 2. A 0.04 kg bullet ...
October 28, 2009

science
How would i set these up? like what is the equations? # A tennis player hits a tennis ball with a force of 330 N, and it accelerates at the rate of 5,500 m/s2. What is the mass of the tennis ball? # Li is pedaling his bike with a force of 220 N. The combined mass of Reese and ...
October 28, 2009

science
oh yes I'm sorry i thought it was self explanatory. thanks(:
October 28, 2009

science
# a quarterback throwing the football unbalanced # a pickup truck cruising at a constant velocity balanced # two teams in a tug of war at a standstill balanced # a math book sitting on top of a table balanced # Reese and Li moving Catalina's amplifier a short distance ...
October 28, 2009

algebra
Solve the following system: 1/2x-1/4y=7/2 3/4x+1/3y=19/2
October 26, 2009

math
1/2x-1/4y=7/2 3/4x+1/3y=19/2 How do i change these into y=?
October 26, 2009

science
what is theta and arctan?!
October 22, 2009

science
oh wow im sorry! :) A sailboat sails west from port for 5.3 km and experiences a shift in the wind direction. The wind blows the sailboat 2.5 km south. What is its displacement from its original position? a^2+b^2=c^2 5.3^2+2.5^2=5.86^2SW
October 22, 2009

science
The sailboat in Question #1 returns to port in a straight line from its current position. The captain would like to know the total distance traveled (refer to distances in question #1). 1. What was the total distance traveled? 2. What was the final displacement? 1. 5.3+2.5+5....
October 22, 2009

science
At the annual turtle races, Poindexter, the record holder, is trying to retain his title. As the race begins, Poindexter starts off racing North with a speed of 0.025 m/s. He retains this speed for 0.5 meters at which time he speeds up to 0.10 m/s. He continues at this rate ...
October 22, 2009

bcis word
How do you format text into two columns with a 0.4" spacing between them? What are the different insertion options for Headers and Footers? What are the steps in creating a drop cap two lines tall?
October 20, 2009

word
What are the different insertion options for Headers and Footers? i know one is view>header and footer.
October 20, 2009

WORD.
thanks(:
October 20, 2009

WORD.
With two documents open, how do you move text and images from one document to the other?
October 20, 2009

word.
What are the available text attributes in Word? What font attributes can be accessed only through the font dialog box?
October 20, 2009

bcis
With two documents open, how do you move text and images from one document to the other?
October 20, 2009

BCIS
What are the available text attributes in Word?
October 20, 2009

BCIS
What is Overstrike mode and how do you change from it to Insert mode?
October 20, 2009

social studies
Legislative Branch * Checks on the Executive o Impeachment power (House) o Trial of impeachments (Senate) o Selection of the President (House) and Vice President (Senate) in the case of no majority of electoral votes o May override Presidential vetoes o Senate approves ...
October 20, 2009

social studies
Judicial, Legislative, Executive.
October 20, 2009

BCIS
When typing, when should you use the Enter key? What is word wrap? How do you set indents using the ruler? How do you set margins using the ruler? What are the four main types of tabs? Describe each.
October 20, 2009

BCIS
im not sure of the exact meaning, its a computer class.
October 20, 2009

BCIS
What are two ways to open a document? What are two ways to create a new document in Word? What are two ways to save a document?
October 20, 2009

MATH!
Well i can't seem to figure out the intersection on my calc. please help.
October 19, 2009

MATH!
thank yall(:
October 19, 2009

MATH!
1/2x - 1/4y= 7/2 3/4x + 1/3y= 19/2 To change into y=, do i multiply the top one by by 1/4 and the bottom one by -1/3?
October 19, 2009

art
can you use like twizzlers or something like that?
October 19, 2009

4th
greatly increased as by multiplication.
October 19, 2009

math
1/2x - 1/4y= 7/2 3/4x + 1/3y= 19/2 To change into y=, do i multiply the top one by by 1/4 and the bottom one by -1/3?
October 19, 2009

4th grade
A prime number can be divided, without a remainder, only by itself and by 1. For example, 17 can be divided only by 17 and by 1. Also, 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, ...
October 19, 2009

Math
well when i do the intersection i am getting, (170,-354), which is not one of my answers.
October 19, 2009

Math
1/2x - 1/4y= 7/2 3/4x + 1/3y= 19/2 To change into y=, do i also multiply by 1/2 and -1/2?
October 19, 2009

spelling
There are many different cultures in the world.
October 19, 2009

math
oh alright thanks(:
October 19, 2009

math
the original equation? Do you mean... -1/2(-2y)=-1/2(-1-3x)?
October 19, 2009

math
How do i change these into y=? 3x – 2y = –1 --> -2y= -1-3x 5x + 2y = 25 --> 2y= 25-5x
October 19, 2009

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