Saturday

February 13, 2016
Total # Posts: 1,068

**phy.**

Larry weighs 300 N at the surface of the earth. what is the weight of the earth in the gravitational field of Larry? -force= GMm/d^2 would i set it up like force= (9.8m/s^2)(300 N)? an astronaut lands on a planet that has twice the mass as earth and twice the diameter. how ...
*October 16, 2007*

**phy.**

check my understanding please. Larry weighs 300 N at the surface of the earth. what is the weight of the earth in the gravitational field of Larry? -would it still be 300 N an astronaugt lands on a planet that has twice the mass as earth and twice the diameter. how does the ...
*October 16, 2007*

**Math**

Evaluate 3 1/4x for value of x. question: x=-3
*October 16, 2007*

**algebra**

I need help with a couple of math problems. subtract 5m^2+2m+9 from 7m^2-5m-8 simplify (m^4)^3(m^2)^9/(m^3)^2
*October 7, 2007*

**math**

It said 0.75 (or 3/4), which is a very common fraction, so she had probably seen it before. Is that what you mean?
*October 4, 2007*

**ENGLISH**

Is this sentence grammatically correct? I have had my ups and downs, my triumphs and my failures. It isn't a homework problem or anything; I am writing an autobiographical essay and I wasn't sure if this was correct or not... THANK YOU! :]
*October 4, 2007*

**math**

I'm not sure I'm following the question but I know that 4 will give you the same perimeter and the same area. If each side of a rectangle is 4, then 4+4+4+4=16 (perimeter). 4x4=16 (area)
*October 3, 2007*

**Math**

can someone please answer this quetion 25= y - 4 What does y stand for, the line in the middle of y and 4 means to divide
*October 3, 2007*

**social sudies**

i just did this in school today surplus means an amount or quantity beyond what is needed for immediate use
*October 3, 2007*

**Scientific notation**

what does 5.2 x 10^1 equal
*October 3, 2007*

**Scientific notatioin**

thank you
*October 3, 2007*

**Scientific notatioin**

someone plese answer these questions, i want to find out if these sentences are <, >,= The underslashes are blanks the x's mean multiply and the number after 10 is a power 3,000_3.0 x 10 3 8,800_8.8 x 10 4 659.000_ 6.59 x 10 5
*October 3, 2007*

**math**

sorry i typed it wrong i mean 2.5m+2.5 _________ 5 M-3
*October 1, 2007*

**math**

2.5+2.5 ________ 5 What does that mean someone please answer question
*October 1, 2007*

**social studies**

how many cities are in oceania
*September 18, 2007*

**Math 11**

The equation y= x^2-8 is translated 7 units to the left. Which equation describes the graph after it has undergone this translation? a) y=x^2-1 b)y=x^2-15 c) y=(x+7)^2-8 d) y=(x-7)^2-8 e) y=-7x^2-8
*September 17, 2007*

**chemistry**

one moles of a compound containing only carbon, hydrogen, and nitrogen was burned in the presence of excess oxygen to give 264g of CO2, 63 g of H20, and 46 g of NO2. Calculate the molecular formula of the compound.
*September 16, 2007*

**chemistry**

a 2.800 g sample of metal M reacted with oxygen to form 3.365 g Ms)3. What is the atomic mass of the metal M?
*September 16, 2007*

**math**

d/9=-10 d=? please go through the steps.
*September 15, 2007*

**Biochem**

I have to memorize the 20 amino acids and some nucleotides...do you know where I can find some mnemonic tips for this???
*September 12, 2007*

**Physics**

so which is away and which is toward
*September 11, 2007*

**Physics**

helllo
*September 11, 2007*

**Physics**

a graph of an object moving a line (+ axes)on acceleration-time graph > how can i describe how an object might move to create this graph if it is moving away from the origin. >how can i describe how an object might move to create this graph if it is moving toward the ...
*September 11, 2007*

**economics- opportunity cost**

For how the opportunity cost vary? Answer: Because its expressed in relative price, and it price of one choice to the price of another.
*September 10, 2007*

**history**

ugh, im lost on this one....plz help =/ Describe the aims and results of the conciliar movement.
*September 4, 2007*

**History**

its quite easy, y is there ever any confrontation throughout history? its always about land....territory prty much all wars are over land
*September 4, 2007*

**Psychology**

O sorry I didnt know that is what you meant. I will wait for the right person to answer it.
*August 30, 2007*

**English**

What does that mean?
*August 30, 2007*

**English \ Psychology**

Could you tell me what help needed is suppose to mean?
*August 30, 2007*

**English**

I am doing a project on Frankenstein and we have a quote "My vices are the children of a forced solitude that I abhor, and my virtues will neccesairly arise when I live in communion with an equal" I am having a hard time understanding what it means. I have to relate ...
*August 30, 2007*

**AP Physics**

Would it be correct to say that inertia is the reason a moving object continues in motion when no force exists? I think that is correct. Inertia is the property that allows an object to continue moving in the same direction and at the same velocity unless acted upon by a force...
*August 19, 2007*

**Axia**

The creature sat upright and tugged at the shackles binding his ankles, Frakenstein uttered a piercing scream I'm not sure what you are asking here, but if it's about the construction or any errors in what you've typed in, here goes: That is not a grammatically ...
*July 19, 2007*

**Economics**

zero economic profit?
*June 20, 2007*

**science**

if a magnet is moved in and out of a coil of a copper wire, electrcity begins to flow through the coil. True or False If the coil is in a closed circuit then electricity will flow, if not there will be only an induced emf.
*June 7, 2007*

**Math**

how do you reduce a fraction Dividde both the numerator and denominator by the largest common integer possible. Then cancel them out. For example, in the fraction 15/25, the largest integer that is divisible evenly into both numerator and denominator is 5. So you would write ...
*June 3, 2007*

**Math**

look at this other chart- 36 of 200 cat owners prefer human food only, 116 out 0f 200 perfer pet food only,48 out of 200 pet owners perfer human and pet food so what percent of cat owners repoter that their cats liked either human food or pet food only. Write the percent as a ...
*May 31, 2007*

**Math**

look at the chart- out of 150 dog owners 75 perfer human food only,45 perfer pet food only and 30 perfer both human and pet food. So what percent of dog owners reported their dog likes either only human food or only pet food? P(human food) = 75/150 = .5 P(pet food)= 45/150 = ....
*May 31, 2007*

**social studies-HISTORY**

information on ajanta caves-physical environment,ways to protect,need to protect http://www.jiskha.com/search/search.cgi?query=ajanta+caves Please check these various links (except the first one, yours) to find previous answers to this question. =)
*May 19, 2007*

**Maths**

The famous mathematicians,their life and contribution in the field of mathematics.PLZ help. The list of famous mathematicians is a long one. You can at least a dozen names here: http://www.mathematicianspictures.com/Shirts.htm#Themathematicians Pick some you are interested in ...
*May 16, 2007*

**business**

Actually, it is posed as part of a questioned to be answered within 350 words... interesting no? From what I can tell, the reasoning lies in the fact that e-commerce hasn't really been shaping legal systems, so much as e-commerce is defined by the legal systems of which ...
*April 13, 2007*

**chemistry**

What causes surface tension? Please and thanks for the help. intermolecular forces, that is , molecules attracting other molecules, and "holding fast" together. Here are a couple of pretty good sites where you can read more about it. http://en.wikipedia.org/wiki/...
*April 9, 2007*

**Social Studies**

what is a tariff like for a simile like imperialism is like a giant octopus strecthing it's tentacles across the world A tariff is like a mosquito, draining a little blood from many victims.
*March 29, 2007*

**com215**

A positive message would be: your hair looks nice today.
*March 14, 2007*

**Chemistry**

The isotope caesium-137, which has a half life of 30 years, is a product of neuclear power plants. How long will it take for the amount of this isotope in a sample of caesium to decay to one sixteenth of its original amount. Explain answer 30 years 1/2 60 years 1/4 90 years 1/...
*March 6, 2007*

**SCIENCE**

Which action would result in more (financially) valuable product: taking one proton from each nucleus in a sample of gold or adding one proton to each gold necleus? Explain (ignore the role of elections on the atom) Make the protons add up. 79Au ==> 1p + zzW Calculate zz, ...
*March 6, 2007*

**Science help please...**

what element results if two protons and two neutrons are ejected from Radium what element results if two protons and two neutrons are ejected from Radium Look up the atomic number for radium, and subtract two. What element has that number? Radon??? a theory about hoe or why ...
*March 5, 2007*

**Algebra 1**

Driving down a mountain, Tom finds that he has descended 1800 ft in elevation by the time he is 3.25 mi horizontally away from the top of the mountain. Find the slope of his descent to the nearest hundredth. slope= descent/horizontal change 1800 feet to miles, there are 5280 ...
*February 3, 2007*

**rhetoric**

What is the role of rhetoric in influencing people's attitudes and beliefs? How can readers distinguish between prejudicial and non-prejudicial use of rhetorical devices? Please check out the following posts and links: Posted by Ms. Sue on Tuesday, June 20, 2006 at 9:47am...
*January 30, 2007*

**math-volume**

I'm confused with how to solve this problem, so help would be great! The volume of any spherical balloon can be found by using the formula V= 4/3 pi r^3. Write an equation for r in terms of V and pi 4/3*pi*r3 = V Multiply by 3 3*(4/3)*pi*r3 = 3*V 4*pi*r3 = 3V r3 = 3V/(4*pi...
*January 21, 2007*

**math-volume**

I'm confused with how to solve this problem, so help would be great! The volume of any spherical balloon can be found by using the formula V= 4/3 pi r^3. Write an equation for r in terms of V and pi All this is asking you to do is get r=something. First, I would divide ...
*January 21, 2007*

**Managerial Accounting Help**

Cotta Cots uses a standard cost system in which manufacturing overhead is applied to units of product on the basis of direct labor-hours (DLHs). During August, the company actually used 6,100 direct labor-hours and produced 2,500 units of product. The standard cost card for ...
*December 19, 2006*

**social studies**

The answer is Linen.
*November 16, 2006*

**chemistry**

Please help me with this? What are some properties of a candle? height, smell, color, .... How can I identify those when I don't know what the actual candle looks like? The question just asks for the properties of a candle. It doesn't describe it.
*November 5, 2006*

**Bus. Math**

How much money should be deposited each year for 30 years at 3% to accumulate $1000,000? I find that an EXCEL spreadsheet is very helpful for these kinds of problems. If one deposits an amount P, growing for 30 years, the amount will grow to P*(1.03)^30. You want to solve for ...
*November 2, 2006*

**math**

what is u, w, and z? what are you asking?
*October 10, 2006*

**Chem Titration and pH**

Calculate the pH at 0mL, 5mL,...40mL for a 10.0mL aliquote of 0.100M Na3AsO4 (weak base) titrated with 0.100M HCl pKa1 = 2.25 pKa2 = 6.77 pKa3 = 11.60 Thank you First you should write equations to know where we are in the titration. At the beginning, we have the hydrolysis of ...
*October 7, 2006*

**Easy Math**

32=2 5
*October 7, 2006*

**math**

how do you write an equation and state what the variable n represnts. 54 -n- =24 If you're writing an equation where you need to state what the variable is, then you need to end up with an equation where n is the only thing on one side of the equal sign. Take your equation...
*October 4, 2006*

**novel= death on the ice**

why did most of the men keep heading toward the Stephano?
*September 22, 2006*

**Physics**

A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The linear speed of a passenger on the rim is constant and equal to 6.60 m/s. What is the magnitude of the passenger's acceleration as she passes through ...
*September 19, 2006*

**Physics**

A baseball thrown at an angle of 55.0 degrees above the horizontal strikes a building 16.0 m away at a point 8.00 m above the point from which it is thrown. Ignore air resistance. Find the magnitude of the initial velocity of the baseball (the velocity with which the baseball ...
*September 19, 2006*

**algebra**

Suppose the modified quota is 7.87
*September 12, 2006*

**thanks**

I just wanted to say thanks 4 all the answers people have given me ! Also 4 the people who tryed 2 answer them!
*September 9, 2006*

**life science!**

Whats the difference between decomposer,consumer,and producer? give an example of each and tell how producers make their own food. I looked in my book but it just doesnt say anything about any of those 3 things!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! For food: A producer grows/makes...
*September 9, 2006*

**english**

what is an interjection? Try www.dictionary.com what key would you use forlesson7-1 homework helper online I wish someone would answer my question the telling me to look it up!!!!!!!!!!! what question????????????????????? what question????????????????????? to JULIE http://...
*September 8, 2006*

**music**

what does a sixteenth note = ? A sixteenth note is half of an eighth note. it half of a half of a beat
*August 27, 2006*

**Physics egg**

Could you hardboil and egg on the moon? Options: *Yes, because water boils spontaneously on the moon. *No, because water boils at such a high temperature that it would cause the egg to disintegrate before it became hard-boiled. *Yes, because the atmospheric pressure keeps the ...
*August 9, 2005*