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November 28, 2014

Search: Plastic Moulds ==> Couldn't find anything myself

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Plastic Moulds ==> Couldn't find anything myself
I'm proposed a way I'd synthesize plastic...polyethylene to shape into a pipe PROBLEM: not sure how or what I would use to make a mold or best method to produce a PIPE not sure what a mold should look like to produce a hollow object like a pipe. OR what material I can use ...
February 25, 2008 by ~christina~

science
I have a odd question once again. (I'm not creating a report on this) Plastic/ foam in the microwave... I have actually done this myself. I have gone and put a foam container in the microwave and heated it with food in it. (It really wouldn't be advisable but I was seriously ...
August 16, 2007 by ~christina~

Science
The science teacher gave each group in the science lab a pair of wires for an investigation on electrical current.Susan noticed that the wires were made of metal,but they were covered with plastic.The wires were covered in plastic because A.plastic is a good conductor and ...
April 17, 2012 by Aizon

Geometry
If the top of the paint container is made of plastic, how much plastic is used to make the top? Assume the thickness of the plastic is negligable. Round to the nearest square inch.
May 29, 2012 by Sholanda

science -chemistry
please could someone help me answer this question:- explain simply why aluminium is cheaper than gold with refernece to the extraction method and abundance. thankyou ive looked myself but can`t find anything.
September 28, 2010 by Anwar

Song of Myself+English
Has anyone read Song of Myself by Walt Whitman?? I can't find any themes for it. So hard to understand. Would slavery be a theme? I need atleast 4 themes associated with Song of Myself.
February 19, 2009 by Chopsticks

year 7 ict
please could someone tell what a screenshot is. i need to explain the different sections but ive got no idea where to start. ive looked myself but can`t find anything to help. thanks to anyone who helps me.
February 13, 2008 by toby

English
1. I feel comfortable in myself. 2. I talked out loud of myself. 3. There is a gap between myself. ------------- Are the sentences all grammatical? If not, would you correct each sentence? Thank you.
April 11, 2014 by rfvv

science
I need to find a thin layer of ice that has condensed? go north :-) or... Put 1/3 cup of hot water in the freezer with a piece of plastic over it. The warm moist air will rise and condense on the plastic lid and freeze there.
March 14, 2007 by albia

7th grade math
A company needs to packages 80 cubic feet of chemicals in to a plastic container, find the whole number dimensions of a container that would use the least amount of plastic
March 21, 2013 by coleton

English
I forgot to include the very last sentences of the day. Thank you very much. 1) Every week a person in Britain uses three plastic bags. They are strong and don’t disappear. They can last hundreds, possibly thousands of years. 2)They are called white pollution in China. In ...
April 10, 2011 by Mike1

Physics
for our lab, we had to fill a semi-circle plastic dish (with a scratch on one side) with water and find the index of refraction of water by putting a pin on one side of the dish, looking through the water, and put a pin on the other side of the dish to line up with the first ...
April 27, 2007 by JJ

Math
A container needs to package hazardous chemicals in a special plastic rectangular prism that holds 80 cubic feet. Find the whole number dimensions of the container that would use the least amount of plastic. My answer is 5ft, 2ft, and 4ft
February 21, 2014 by Americal

Physics - grade 11
The speed of light of a plastic is 1.4x10^8. What is the index of refraction in the plastic?
February 24, 2012 by crystal

physics
2. The speed of light in a certain plastic is 1.88*10^8 m/s. what is the index of refraction of plastic?
December 5, 2012 by alessandra

English
1. I kept myself warm. 2. I kept myself running on the playground. 3. I kept myself hidden in the closet. (Are the sentences all grammatical?)
December 2, 2010 by rfvv

Water
One way is to collect rain. Another way is to erect cone shaped metal objects on which water will condense at night and run into a container. There probably are more esoteric systems but this should get you sarted. If you don't have any machines or modern day tecnology and you...
November 15, 2006 by DrBob222

Chemistry
Several years ago a company invented plastic ice cubes. These were colored plastic cubes with frozen water (or another substances) inside. That way, as the solid melted, it could cool your drink, but did not dilute it with extra water (from the melted ice). If plastic cubes ...
April 24, 2011 by Kat

physics
4. A beam of light in water enters a plastic block (index of refraction=1.40(a) if the angle of incidence is 40, what is the angle of refraction in the plastic?(b) at what angle must the beam be incident on the plastic if the refraction angle is to be 30?
December 5, 2012 by alessandra

Physics
You have left your bicycle outside in the backyard for three hours on a very cold day. Now you decide to go for a ride. The metal handlebars feel colder than the plastic hand-grips because: Question 4 options: A) The latent heat of fusion of the plastic is bigger than the ...
August 15, 2011 by Skylar

physics
A foam plastic ( sg = 0.58 ) is to be used as a life preserver. What volume of plastic must be used if it is to keep 20 % (by volume) of a 75 kg man above water in a lake? Average density of a man is equal to 1.04 g/cc. Assume the foam plastic’s top surface to be level with ...
April 21, 2013 by ynna

Physical Science
A friend tell you that a refrigerator door beneath it's layer of white painted plastic, is made of aluminum. How could you check to see if this is true withoutscraping away the plastic?
March 22, 2008 by Rachel

Crime scene chemistry
What would happen to the denisty of a plastic sample if an excessive number of air bubbles were allowed to accumulate on the plastic surface when placed into the solution?
March 28, 2012 by Allison

math!!!
Molten plastic is injected into the centre of a circular mold of constant height, H, through a small hole. The rate of injection is such that the radius of the plastic inside the mould increases so that r(t)= 3t^2 -2t^3 where the mold has maximum radius of one unit. Compute ...
July 16, 2012 by HADEEL

Science
Equipment and Materials: measuring spoon, 2 beakers, sieve, 2 plastic containers 8 table spoons of sand, 100 mL of water 15 plastic gems. Hypothesis: what do you think will happen with each mixture and why?
November 9, 2009 by Misshaa

Chem
Calculate the expected volume of hot water that would be required to dissolve 0.15g of benzoic acid, vanillin, phthalic acid, salicyclic acid? You don't need to do all or any of them. I just need to know what formula to use and what to sub in and I can do the rest myself. I ...
May 25, 2009 by Sam

physics
the average speed of light slows to .75 c when it refracts through a particular peice of plastic. a) What change is there in the light's frequency in the plastic? b) It's wavelength?
November 21, 2010 by chloe

Pysics
the average speed of light slows to 0.75 when it refracts through a praticular piece of plastic. a. what change is there in the light's frequecny in the plastic? b. in its wavelength?
February 22, 2011 by Sarah

English
Hello. Please help me understand the sentence: "I took my picture" (does it mean that I photographed myself or that I took it into my hands just like a book or a scarf). And if I photographed myself, is it possible to say "I took a picture of myself"? Thank you for help.
March 31, 2011 by Ilma

year 7 science
Chemical and physical changes. please could someone help me i need to say whether the following are chemical or physical changes and explain why. I`ve looked myself but i can`t find anything that helps. grateful for any help .thanks Frying an egg , burning paper , mixing a ...
April 29, 2008 by choccy

Algebra
Use this proportionality: A correlation V square 2/3 How much more material is needed to manufacture an industrial plastic container with twice the volume of a similar container? A manufacturer of plastic containers prices its product by the amount of plastic used to make the ...
November 26, 2011 by John

SCIENCE
I am confused by this question. Biodegradable plastics may not break down readily in the sea because a. Submergence in the water will protect them from sunlight b. the water will keep the plastic cool c. microorganisms will rapidly coat the plastic d. a and b above e. all of ...
May 16, 2007 by Meg

Grammar
The surgery was performed by Dr. Jones and me / myself. A) me B) myself I answered B
January 17, 2013 by Marie

bcc
if you put honey,water,dishwashing liquid and vegetable oil in a clear jar and then you add asmall of plastic cup, plastic fork, straw and a small piece of styrofoam cup.
February 26, 2010 by jack

algebra
i am supose to graph this using three points on a graph how am i suppose to find three points for this problem x<=2 What about x=2, y = anything; x=1, y= anything; and x=-4, y= anything. I would write as as x+y<=2 2+y<=2 then solve for y to get my points
May 2, 2007 by TAMMY

Bio
1) Create a flowchart that describes the reproductive cycle of a typical fungus, such as bread mould. 2) Create a concept map comparing the reproductive structures and processes of moulds, sac fungi, and club fungi how do i do this??
February 5, 2013 by Kim Hyun Joong

physics
A positively charged glass rod is brought close to a neutral sphere that is supported on a nonconducting plastic stand. Sketch the distribution of charges on the sphere if it is made of: a) Aluminum b) Non-conducting plastic
January 31, 2013 by julie

statistics
A supplier of plastic pellets claims that when the plastic is pressed into wafers of uniform thickness, they will have a mean breaking strength of 165 newtons and a standard deviation of 5 newtons. An engineer at the company randomly selects wafers from 12 batches of pellets. ...
March 1, 2011 by Maddie Liguori

physics lab
A bullet is shot into a block of plastic. The bullet penetrates the block 0.75 m. The mass of the bullet is 8 g. It is traveling with a speed of 410 m/s before it hits the block. A Use kinematic equations to find the magnitude of the acceleration on the bullet as it is ...
February 16, 2011 by Johnathon

English
Which is the correct word The suspect wouldn't admit (anything, nothing.) I think anything I don't know (any, none) of the people on this bus. I think any Rosa couldn't do (anything, nothing) about changing the time of our program. I think anything.
February 28, 2014 by Anonymous

PHYSICS
A toy gun launches a small plastic sphere using a spring. The spring has a spring constanct of 20 J/M^2 and the plastic sphere has a mass of 25 grams. Before launch x initial is -10cm velocity initial is 0 m/s After launch x final is o cm Apply the law of conservation of ...
February 28, 2012 by GRISSELL

history -history teacher if poss
for my history homework i need to answer this question Explain why the Peace Settlement was changed in the years 1920-1928. ive looked but can`t find anything its due in tomorrow and i can`t find anything. please can someone help.
July 8, 2010 by Star

Superglue fuming--fingerprints
What is an amino acid? Why do they cause superglue to stick to my fingerprints on a cd when I place the cd in a plastic box covered with plastic wrap? I'm 9, so I really need just a simple answer. Thanks.
November 7, 2011 by Matthew

English
Can you please check these sentences? I'm still doubtful about the use of prepositions. Thank you very much. 1) I was last ashamed of myself when I lost all the matches in a tennis tournment (The last time I've been ashamed of myself is wrong?) 2) I've never blamed a friend ...
April 16, 2011 by Mike1

English
She hasn't said (anything, nothing) about her accident. I think anything Hardly (anything,nothing) pleases him. I think anything There aren't (any,no) pears in the supermarket. I think any
February 28, 2014 by Anonymous

History
I have to explain why there was such a delay for the enforcement of both documents. I've been trying to find websites to help me, but I haven't found anything. The answer I see is The basic reason is that most nations don't want international agreements to intefere with the ...
March 25, 2008 by Jay

math
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
July 18, 2011 by anonymous

math
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
July 18, 2011 by ANONIMOUS

linear programming
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
July 8, 2011 by nmh

Physics - General Physics
Violet light and red light travel through air and strike a block of plastic at the same angle of incidence. The angle of refraction is 30.700° for the violet light and 31.380° for the red light. The index of refraction for violet light in plastic is greater than that for red ...
September 1, 2014 by Kace

Social Studies
What are some differences between the European and Taino (Native American) ways of life and cultures? Desperate for anything. I've been researching for hours but can't find ANYTHING.
September 19, 2014 by Jessica

chem
A piece of plastic has a mass of 14.2 grams and volume of 16.8cm cube. What is the mass of 1.00cm cube of this plastic? Thanks for your help.
June 10, 2012 by mia

science
a plastic container witha mass of 30 grams gains 1,140 joules of heat if the tempreature of the container increases 20 degrees celcius what is the specific heat of the plastic in the container
March 1, 2011 by nikita

geometry
the picture at the right shows the garden in roberts yard.it's a triangle with a right angle,and it's lenght is 9ft,width is 15ft,and height is 12 ft,he wants 2 cover the garden with plastic bc of a sudden drop in temperature.how many square yards of plastic does he need?
February 25, 2010 by yuku

chemistry
A plastic container with a mass of 30 grams gains 1,140 joules of heat. If the temperature of the container increases 20°C, what is the specific heat of the plastic in the container?
January 4, 2012 by carl

Science
Q16: A clear plastic cube with exactly the same index of refraction as water, is placed in a container of water. Would you be able to see the plastic cube in the water if you looked at it from an angle? Please explain why or why not.
October 2, 2012 by Anonymous

physics
If I send a laser beam in a container of water, (a semicircle shape), the incident ray from laser has to hit the strick flat face of the container at its center. Why? What if the container has plastic wall. Can I ignore the refraction of light through plastic.
July 14, 2009 by Anonymous

Physics 2
A sheet of plastic (n = 1.56) covers one slit of a double slit (see the drawing). When the double slit is illuminated by monochromatic light (vacuum = 568 nm), the center of the screen appears dark rather than bright. What is the minimum thickness of the plastic?
December 8, 2013 by Anonymous

Reading
I need certain prices from the 1940's, I need the price of a penknife, an ax, flint & steel and a tinderbox for a reading report. I have been on several different sites to find archival information, but I cannot find anything. My parents said not to subscribe to anything and ...
October 24, 2007 by Rebecca

Reading
I need certain prices from the 1940's, I need the price of a penknife, an ax, flint & steel and a tinderbox for a reading report. I have been on several different sites to find archival information, but I cannot find anything. My parents said not to subscribe to anything and ...
October 24, 2007 by Rebecca

physics
we know that the speed of light in a vacuum is 3.0 x 10^8 m/s (18,000 mi/sec). If light travels through thick plastic with a speed of 1.75 x 10^8 m/s, what is the index of refraction through plastic?
October 24, 2011 by Jenna

physics
we know that the speed of light in a vacuum is 3.0 x 10^8 m/s (18,000 mi/sec). If light travels through thick plastic with a speed of 1.75 x 10^8 m/s, what is the index of refraction through plastic?
October 24, 2011 by Jenna

physics
The speed of light in a certain piece of clear plastic is 1.95 108 m/s. A ray of light strikes the plastic at an angle of 21°. At what angle is the ray refracted?
May 14, 2013 by A

Physics
I need immediate help on these questions:. 2.a small plastic ball with a mass of 0.005kg is suspended from a thread and hangs in equilibrium as shown in the drawing below when a small rod with a 2 uC charge is brought to within 3mm of the ball a)find the tension force in the ...
March 30, 2014 by Julie

physics
The speed of light in clear plastic is 1.866 ×10^8 m/s. A ray of light enters the plastic at an angle of 29.3 degrees. At what angle is the ray refracted?
September 26, 2011 by Ari

to kill a mockingbird.
does the book say anything about scout's physical appearance? i cant seem to find anything. she was skinny with blue eyes and dressed like a tomboy i read that book what was the slushy operation
September 9, 2006 by lucy

English
For my english class we have to write a one page essay about What is the most significant gift that we wish to give ourself this semester. Here's what I have so far I was wondering if you had any other ideas on what I could add to it because it needs to be longer and see if my...
January 17, 2009 by Michele

SAT Writing
This is regarding to the previous essay (the contradicting myself one). How am I contradicting myself? I am saying that memory is not central because it causes a person to reflect on the misery which is not good. This is the negative side of remembering the past .
August 23, 2013 by Anonymous

Physics
A plastic rod is rubbed against a wool shirt, thereby acquiring a charge of −4.9 µC. How many electrons are transferred from the wool shirt to the plastic rod? The elemental charge is 1.6 × 10^-19C.
February 7, 2013 by Tiffany

physics
A small plastic sphere with a charge of -5.0 is near another small plastic sphere with a charge of -15 . Part A - If the spheres repel one another with a force of magnitude 8.3×10−4 , what is the distance between the spheres? Express your answer using two significant ...
August 28, 2011 by Paige

English
You have to pay the maintenance fee every month for 50,000 won. You should also pay the gas fee. If you use a lot of gas, you have to pay more money. You have to pay the electricity fee as well. You have to put waste into a waste plastic bag. However, the items which can be ...
February 25, 2010 by rfvv

CALCULUS
what is the derivative of ln(x-1)? If you are studying the calculus of logarithms your question surprises me, since that is one of the most basic ones in that topic. in general if y = ln("anything") then y' = 1/"anything" * derivative of "anything" just apply this rule and let...
May 6, 2007 by URGENT

Carbon Isotopes
I have a problem with my tree core samples. After graining them with a Wig-L-Bug, we noticed that some of the plastic material which the capsules of the Wig-L-Bug are made with was mixed with our samples turning a little dark the samples. We didn’t pay to much attention to ...
March 22, 2007 by Domingo Sancho

micro economics
For each event, illustrate the impact on the relevant market and determine what will happen to the equilibrium price and quantity in that market. Event Market for: Show which curve shifts Equilibrium price rise or fall? Equilibrium quantity increase or decrease? Economic ...
May 13, 2011 by fred

English
Thank you very much for your help. I have some more sentences I'm not sure of. 1) I've been proud of myself when I won the regional competition of judo. I’ve been proud on 24 July when I passed my driving test. Can you say “when I got the highest grade on-not “in” a maths test...
April 16, 2011 by Mike1

English
I forgot to include these last sentences. Thank you very much for the help. 1) I’m ashamed of myself when my teacher reprimands my in the class register. (writes me a reprimand?). I felt ashamed of myself when I first talked to my girlfriend because I didn’t know what to say. ...
April 16, 2011 by Mike1

physics
A refrigerator has a coefficient of performance of 2.25, runs on an input of 95 W of electrical power, and keeps its inside compartment at 5 degrees celsius. IF you put a dozen 1.0 L plastic bottles of water at 31 degrees celsius in the refrigerator, how long will it take for ...
December 2, 2007 by Jen

physics
A refrigerator has a coefficient of performance of 2.25, runs on an input of 95 W of electrical power, and keeps its inside compartment at 5 degrees celsius. IF you put a dozen 1.0 L plastic bottles of water at 31 degrees celsius in the refrigerator, how long will it take for ...
December 2, 2007 by Jen

English
1. I couldn't do the shopping by myself. 2. I couldn't enjoy shopping by myself. 3. I couldn't go shopping by myself. (Are they all grammatical?) 4.I can do those things with no problem. 5. I can do those things without any problem. (Are both the same?) (Ae both the same?) 6. ...
February 3, 2010 by rfvv

physics
A 0.200 kg plastic ball moves with a velocity of 0.30 m/s. It collides with a second plastic ball of mass 0.100 kg, which is moving along the same line at a speed of 0.10 m/s. After the collision, both balls continue moving in the same, original direction. The speed of the 0....
December 25, 2009 by Heart

physics
A foam plastic of density of 0.58g/cm^3 is to be used as a life jacket.What volume of the plastic must be used if it is to keep 20percent by volume of an 80kg physics student above water in a lake if the average density of the student is 1.04g/cm^3
January 4, 2012 by ceasar3

english pronouns
While walking in the rain forest, I myself saw the bug under the tree. Are the pronouns I and myself dogs are over there; these are the mamals. Are the pronouns there and these. While walking in the rain forest, I myself saw the bug under the tree. Are the pronouns I and ...
September 25, 2006 by liz

math
Jan is making a pencil holder out of plastic canvas.The pencil holder will be 4 inches high. It will not have a top.The perimeter of the square base is 17.64 inches.How much plastic canvas does Jan need?
March 14, 2013 by peter

math
Jan is making a pencil holder out of plastic canvas.The pencil holder will be 4 inches high. It will not have a top.The perimeter of the square base is 17.64 inches.How much plastic canvas does Jan need?
March 14, 2013 by peter

Reading
1. Walt Whitman’s excerpt from Song of Myself can be considered an expression of A. populism. C. imagism. B. romanticism. D. conventionalism. 2. Which one of the following poems has the rhyme scheme AA BB CC DD . . .? A. “since feeling is first” B. “Misgivings” C. From To the ...
June 3, 2008 by Tyree McCoy

Quadratic Equations
I couldn't find the sets of factors that add up to -13 in this problem. I have to solve this problem by factoring, not anything like the -b/2a or anything. Plz help, anything is greatly appreciated! x^2-13x+36 Thx for helping ppl! Emily, Couldnt it be anything like 2x+-15x? or...
February 12, 2007 by Emily

geography
i need to find information about kenya. transport healthcare clothing and education. ive looked myself but can only find things for tourists.
April 13, 2009 by amy

English
1. I tried to make myself at home. 2. I tried to make myself comfortable. ---------- Are both the same? Thank you.
April 15, 2014 by rfvv

macro economics
For each event, illustrate the impact on the relevant market and determine what will happen to the equilibrium price and quantity in that market. (40 points – 10 points per line item) Event Market for: Show which curve shifts Equilibrium price rise or fall? Equilibrium ...
July 28, 2011 by Destinie

Physics, error derivation
I need to derive an error equation for Bohr's model to use in my physics lab this week. I am really bad at calculus, so if anyone can help me that would be really great. the equation is (1/lambda)=R[(1/n^2final)-(1/n^2initial)] I've never had to derive anything like this ...
March 8, 2011 by trace

Tissue box project help?
So, I have to design a tissue box. ( I already bought one) and, It has to be anything related to english, as in ( parts of speech, words, ) anything. anything related to language arts. and I need some ideas? Could somebody help me? Thank you. -Allyson
November 1, 2010 by Allyson

physics, error calculation repost
I need to derive an error equation for Bohr's model to use in my physics lab this week. I am really bad at calculus, so if anyone can help me that would be really great. the equation is (1/lambda)=R[(1/n^2final)-(1/n^2initial)] I've never had to derive anything like this ...
March 8, 2011 by Trace

math
peter has 3 different kinds of buttons in one box. there are 124 more ivory buttons than plastic buttons and 1/3 as many wooden buttons as ivory buttons. there are 72 wooden buttons. how many plastic buttons are there?
September 3, 2010 by mi

Structure of Earth
Differences between Lithosphere and Asthenosphere. Im contrasting the two layers. Lithosphere: -rigid -cool -contains crust and upper part of mantle -brittle -doesn't flow -divided into tectonic plates -consists of heavier oceanic basalt -consists of lighter continental rock -...
January 4, 2011 by Anonymous

phyics
A 0.2 kg plastic ball moves with a velocity of 1.5 m/s. It collides with a second plastic ball of mass 1.8 kg, which is moving along the same line at a speed of 0.1 m/s. After the collision, both balls continue moving in the same, original direction. The speed of the 1.8 kg ...
April 11, 2013 by MEEEEE

General(dont know actual subject)
My project is research based... I chose plastic surgery.... Question is: why have you chosen this task? ( in the box below write a paragraph explaining why you have selected your particualar task idea.) I really cant think of why i chose plastic surgery among all the other ...
April 2, 2013 by Kaitlyn

physics angular velocity
A 20g steel weight is placed on the edge of 1 30cm diameter plastic disk. The coefficient of static friction between the steel weight and plastic disk is 0.4. At what angular velocity will the weight slide off the disk?
March 25, 2013 by Kristy

history
i need to find the definition of industrial revolution. ive looked myself but i can`t find what i need. please help thankyou
December 8, 2008 by lisa

math: Algebra
Three cylindrical tubes with with a 12 in diameter are strapped together by a plastic band. How long is the band?Suppose that four of the same tubes are strapped together with a snugly fitting plastic band how long is the band?
April 1, 2013 by John

English
Is it self plagerism if I take the same argument or main idea from a paper that I wrote last semester and use that same principle/argument/main idea/thesis in another paper for the next semester if it's is completely rewritten with different words and stuff but is trying to ...
December 27, 2011 by Jhon

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