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Posts by Nicole

Total # Posts: 1,876

Science
Correct :D

Science
3. What can scientists learn from the rate at which radioactive elements decay? (1 point)

Health part 2
The capillaries are the smallest and most ________ of the blood vessels?

physics
A 48.4 kg keg of beer rolls down a 2.65 m long plank leading from the flatbed of a truck 1.180 m above the ground. Determine the amount of work (in Joules) done on the keg by gravity

physics
If all the solid waste of 230 million tonnes were burned in waste-to-energy power plants that are 20% efficient, a) how many kilowatt-hours of electrical energy could be produced in a year? Compare this quantity with the total U.S. electrical energy production of approximately...

physics
If all the solid waste of 230 million tonnes were burned in waste-to-energy power plants that are 20% efficient, a) how many kilowatt-hours of electrical energy could be produced in a year? Compare this quantity with the total U.S. electrical energy production of approximately...

Science
What measurement is made with a triple beam balance? My answer was going to be Mass, but I didn't know if the answer could be Grams or not. Please help!

Science
What are some ways force can affect motion?

Science
Explain how to use a triple beam balance.

Science
What measurement is made with a triple beam balance? My answer was going to be Mass, but I didn't know if the answer could be Grams or not. Please help!

Math
barry wants to cut a peice of plywood that is 6 1/3 feet long into 9-inch wide strips how many inches are equivalent to 6 1/3

Math
I don't have to make it positive?

Math
My equation Y=4Y+30 I did; Y-4Y=-3Y My equation -3Y=30--->30/-3 I get -10 yet the checking does not work. Does the negative go on the whole 3Y or just the 3?

History/Economics..PLEASE HELP!!
Yes, but we are talking about inventions of technology not items and all that.

History/Economics..PLEASE HELP!!
Plato, a Greek philosopher who lived from 427BC to 347BC, famously wrote that, "Necessity is the mother of inventions." Do you agree with this statement? Why or why not? My response was, " I agree with this statement because most of the inventions from the 1800s...

History/Economics
True, but that doesn't mean that technology is part of necessity.

History/Economics
I think necessity wasn't the mother of inventions like technology. because necessity means the fact of being required or indispensable. and indispensable means absolutely necessary. technology did not needed to be invented. It was just a thought that wanted to come to life.

History/Economics
Plato, a Greek philosopher who lived from 427 BC to 347BC, famously wrote that, "Necessity is the mother of invention." Do you agree with this statement? Why or why not?

Math.. Please help!
What does 3^4x2^3x5^2/3^2x5x2^3 equal? Using the method of sorting the bases and subtracting the exponents.

Math
What does 3^4x2^3x5^2/3^2x5x2^3 equal? Using the method of sorting the bases and subtracting the exponents.

Economics
1) What does, "How will you distribute your product." Mean? 2) What does, "How do you intend to create a demand for your product." Mean?

geometry easy
The perimeter of equilateral triangle TRY is 9y+45 and TY = 2y+25 . find the perimeter of triagle TRY. The perimeter of a parallelogram ABCD is 66 cm, and DC is twice as long as BC . how long is AB ? 2 QUESTIONS .. ANSWERS PLEASE TELL ME WHAT TO DO

geometry easy
The perimeter of equilateral triangle TRY is 9y+45 and TY = 2y+25 . find the perimeter of triagle TRY. The perimeter of a parallelogram ABCD is 66 cm, and DC is twice as long as BC . how long is AB ? 2 QUESTIONS .. ANSWERS PLEASE TELL ME WHAT TO DO

geometry
8. iN triangle ABC, a point D is on AC so that AB=AD. ANGLE ABC - ANGLE ACB = 30. IND ANGLE CBD. PLEASE TELL ME WHAT TO DO. I BEG YOU. PLEASE

Economics... Last one!
I tried Googling also, but I also didn't get any luck. But what do you mean search terms?

Economics... Last one!
What types of machines are used to make stained glass windows in the 21st century? Could you also please give me at least a website that tells me the prices of each machinery.

Economics
What types of machines are used to make stained glass windows in the 21st century? Could you also please tell me the prices of each machinery.

Economics.
But the advertisement is a different question...

Economics.
So basically I could say: 1) more supply of stained glass windows 2) lower priceing And it would work best for my targeted customer base could be like the newspaper or a tv commercial advertisement.

Economics.
What does, "What are two strategies might you employ in order to create and maintain a high demand for stained glass windows. Be sure to consider what would work best for your targeted customer base." mean? NOTE: My targeted customers are: In their middle to older ...

Economics
It is just because this question is one of the easier ones unlike the one from yesterday :)

Economics
Well if I put a higher charge on the windows then people won't really buy it if they don't have the kind of money. And if I sold more windows then the demand will be low instead if high.

Economics
Ok I will try, but what are some problems that I can anticipate with these decisions?

Economics
What does, "What are two ways you might use to increase profits once your stained glass window factory is established? Please include what problems you can anticipate from each decision." mean?

Math
Say that a proton has a size of 0.000000000123 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Now I have to change the size of the proton into scientific notation. When I did this I got 1.23x10^-10. Is my answer correct? If not ...

Math
Say that a proton has a size of 0.000000000123 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Now I have to change the size of the proton into scientific notation. When I did this I got 1.23x10^-10. Is my answer correct? If not ...

Science
Which procedure is the best way to find the correct mass of an object in a laboratory experiment? 1)make sure the balance works correctly before starting the measurement. Record the mass for three trials. Then average the masses. 2)Readjust the balance after getting the mass ...

Math
If I divided 1.23x10^-10 and 1.4x10^-8, would my answer be 0.88x10^-18?

Math
If I divided 1.23x10^-10 and 1.4x10^-8, would my answer be0.88x10^-18?

Math
Would that mean that my answer would be 0.88x10^-18?

Math
Okay thank you. But would 0.000000000123 be 1.23x10^-11?

Math
(This is just an example) A proton has a size of 1.23x10^-11 and an electron has a size of 1.4x10^-8. How many times smaller is and electron than a proton? Now the part I need help with the which scientific notation goes in the numerator? Is it 1.23x10^-11 or the 1.4x10^-8?

physics
A rocket moves upward, starting from rest with an acceleration of 29.4 m/s2 for 5.65 s. It runs out of fuel at the end of the 5.65 s but does not stop. How high does it rise above the ground?

intro to chem
a 155.0 g piece of copper is dropped into a 250.0 g of water at 28.8 C, what is the final temp of the mixture?

Social Studies (History)
What is the: Who, what, where, when, why, and the short and long term causes of the transcontinental railroad

history
What are three major effects that occurred as a result to the construction of the transcontinental railroad?

Contemporary math
Using the new table factor calculate the compound amount for $10,000 investment

Algebra II
Given the function k(x) = x2, compare and contrast how the application of a constant, c, affects the graph. The application of the constant must be discussed in the following manners: k(x + c) k(x) + c k(cx) c • k(x)

social studies (history)
how is vigilant justice similar to cliques in middle school?

math
round to nearest hundred 1,855

math
why might you want to round to the nearest hundred rather than the nearest ten?

math
Mrs. Jones is thinking of a number that when rounded to the nearest hundred is 400. what is the number? explain

math
a square has a area of 60sq cm.what%is the area of one of the triangles formed by drawing both of the diagonals of the square of the area of the remaining triangles?

math
PQRST is a regular pentagon. U is the reflection of R in QS.how big is angle UST

math
a solid metal sphere of radius 32cm is melted down and recast to make 64 identical small spheres.what will be the radius of each small sphere?please explain ,thanks

math
by cutting a square out of each corner of a sheet of card (30cm by 21cm)and folding up the sides,i ca make an open box with a capacity of 1080cm^3.What is the area in cm^2 of each of the squares i have to cut out?

math
cara baked 16 cupcakes..she gave tracy one fourth of what she had left .how many cupcakes does she have now explain how you know the answer

calculus
An electrical circuit switches instantaneously from a 3 volt battery to a 23 volt battery 6 seconds after being turned on. Sketch on a sheet of paper a graph the battery voltage against time. Then fill in the formulas below for the function represented by your graph. For t<...

Math!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
In a project, Mr Tung's daily wage was $100 more than Mr Pang's. Although Mr Tung worked 3 days less than Mr Pang, both of them earned $3600. Find the number of days Mr Tung worked in the project.

English
What is the literary term for words with the same ending sounds (i.e. pathless, seamless, peerless)? I'm having a total brain fart. Thank you in advance :)

Meteorology/ Natural Hazards
Determine the epicenter of an earthquake from the seismographic data below: Time of wave arrival p wave s wave San Francisco 13:03:21 13:06:04 Dallas 12:04:34 12:05:59 New York City 12:24:54 12:29:50 P wave Speed 5.5 km/sec S wave Speed 3.5 km/sec where Z is time Zulu (GMT). -...

algebra 1
1. y=-x+3 If the domain is {-2,0,3,6}, find the range. If the range is{-5,1,4,21}, find the domain.

math
zac had some 2c stamps and some 5c stamps.He needed to put 30c on a postcard to mail it. What combinations of stamps could he use? would you please explain,thanks

math
Jeffrey's dogs ate 42 pounds of food during July. At that rate, how many days would a 100 pound bag of dog food would last? Round to the nearest whole day.

math
Is that's the answer?

math
From there on what's the next step?

math
percentage= 5% rate=? time= 1 year

math
how do you solve this question?

math
chris put $1,500 in a savings account at an annual interest rate of 5%. If chris does not deposit or withdraw any money, what is the amount of interest chris will earn the first year her money is in the savings account? use the formula i=prt

English-Help!
Thank you, but I did that. I am not getting it. I am not getting how to incorporate all three into my paper...?

English-Help!
What is a thesis, antithesis and synthesis?

Chemistry
%recovered is 90%

health
Skeletal muscle fibets are striated and each acts _of the neighboring muscle fibers

math
Jeremy surveyed students at his school for his math project. When he analyzed the results, 38 students, or 18% of those surveyed, selected hamburgers as their favorite food. How many poeple did Jeremy survey for his math project? (Round your answer to the nearest whole number...

American Revolution
So the women was serving in the military or were they acting as spies?

American Revolution
During the Revolutionary War, what was the most common way American women helped the Patriot?

American Revolution
What did the Colonial boycotts of British goods before the Revolutionary War were effective measures. I wanted to say It lowered the prices of imported goods but I had second thoughts and thought It reduced the profits of British merchants.. Please help me

American Revolution
What the question means is what effect did the Colonial Boycotts did to British goods?

American Revolution
What did the Colonial boycotts of British goods before the Revolutionary War were effective measures.

History/government
Which provision was included in the United States Constitution to allow it to adapt to changing times? I wanted to say it was the amendment process, but I didn't know if it was correct or not.

History/government
Wouldn't it be the power was divided between The states ad national government?

History/government
It's not an assignment.

History/government
Make a statement that best illustrates the principal of federalism.

History/Government
At the Constitutional Convention, what did the Great Comprimise settled dispute over?

Chemistry
Determine the mass of 100mL of vinegar if the density of vinegar is 1.09 g/mol

civics
I do not know and I am looking for the answer.

physics
A fisherman's scale stretches 2.3 cm. when a 2.5 kg. fish hangs from it. What will be the frequency of vibration if the fish is pulled down and released so that it vibrates up and down?

Arts & Humanities 20th century
Hi, I am having a severe case of writer's block at the moment. My assignment asks me to pick a popular t.v series, movie, or book that I believe suggests a moral choice. Then briefly provide explanation of the section of the story I believe to be the moral/ethical dilemma ...

Chemistry
What is the mass of ethylene gycol dissolved in 5.00 kg of a 40.0% solution?

History
I did I had some trouble using my own words during the whole essay, my teacher said it was okay to use them as long as it is mostly our own writing.. Which I did.

History
Well I have been working on an essay for a couple days now about slavery, here it is: Slavery began in the 16th century, but ended in the 19th century. Slaves went through a lot of torture then, but some blacks now still deal with some of the problems the slaves had back then...

History
Okay, thank you for your help and time. :)

History
Okay, but my teacher wants us to write about it then record what we wrote for a podcast. The podcast has to be at least 3:00 minutes or less long.

History
Okay, and my teacher said our essay should be about how slavery was and how it affected the United States. Also, what it did for us in the present.

History
I was not going to copy it, I was just wondering if it is good so i can put this essay into my own essay.

History
My teacher wanted me to make an essay about slavery.. This is my essay: At the time of the American Revolution, the split between North and South over the issue of slavery was apparent but not great enough to prevent the states from uniting as one nation. Delegates to the ...

History
Thank you

History
Can I say that slave life conditions can be improved by having and/or get a job in the field and get paid for it, and treat slaves as they are a citizen. Also, I can improve it by having them work less so they can be more alerted to what is happening around them. Is that good ...

History
Thank you for helping me out :)

History
oh okay.

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