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5th math
charlene's scores: 80,80,70,65,60,80,60,80,80. median______________ mean_____________? Kiyda's scores:75,80,95,80,100,80,95,100,80. median______________ mean_____________? can you explain this problem to me thanks!!
Tuesday, January 18, 2011 at 11:12pm
3rd grade math
use the digits 0 2 4 5 6 and 8 to write two money amounts that you can subtract by trading one dime for ten pennies. Then solve
Tuesday, January 18, 2011 at 10:31pm
3rd grade math
use the digits 0 2 4 5 6 and 8 to write two money amounts that you can subtract one dime for ten pennies. Then solve
Tuesday, January 18, 2011 at 10:24pm
5th math
what ist he mean for the following nubers? 33,41,37,27,32. can you please explain the problem to me..?? what ist he least common Multiple(LCM) for 6,4,and 8?
Tuesday, January 18, 2011 at 10:21pm
Pre-Algebra
Find each product or Quotient. Express using exponents. 1. The quotient of a to the 8th power and a to the 8th power? a 2. The quotient of -x to the 5th power and -x? -x to the 4th power 3. (15/5)(n to the 9th power/ n)? 3n go the 10th power Neutral water has a pH of 7. Each ...
Tuesday, January 18, 2011 at 9:07pm
7th grade science
Please help me fill in the following: A windmill converts ________energy to _____energy.
Tuesday, January 18, 2011 at 7:37pm
statistics
1. Suppose a certain instructor is interested in determining the average final grade for all students taking STA 205 in any given semester. Suppose she obtains the academic records for 100 former STA 205 students. For this scenario, determine both the population and the sample...
Tuesday, January 18, 2011 at 4:03pm
History
Jiskha I am 8 years old and I need help on this history qwestion. I have to get good grade on this or my mom will get really mad at me. Please help! Write a short paragraph that traces the rise of Japan from an isolated society to a major industrial and imperial power. Please ...
Tuesday, January 18, 2011 at 12:58pm
5th math
If a spinner is divided into 8 congruent sectors what is the sample space ? there a 2 1's, 2's. 3's and 4's that make up the segments
Monday, January 17, 2011 at 10:20pm
5th grade math
how many square feet are needed to cover one square yard? would it be 108 sq ft also would .26 rounded to the nearest hundredth be .30
Monday, January 17, 2011 at 6:56pm
Math
Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has $100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education? n = 12 x 5 = 60 R = 100...
Monday, January 17, 2011 at 6:26pm
grade nine space
Compare the following objects in the our Solar System in terms of 1. Where they are located and 2. What they are composed of : Sun Terrestrial planets Jovian planets Asteroids Comets Meteroids
Monday, January 17, 2011 at 4:36pm
grade nine space
What is the difference between the terms rotation and revolution? I need to use the Earth to support my answer.
Monday, January 17, 2011 at 4:07pm
MathHH
Is this answer correct? Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has $100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education...
Sunday, January 16, 2011 at 12:44pm
poetry
which poem sounds the best and easier to anaylze and explain to others about? Im gonna present this to grade 12th english class. Help me pick the best poem. Thank you so much! answer me ASAP guys! 1. <Hanging Fire> By Audre Lorde I am fourteen and my skin has betrayed me...
Sunday, January 16, 2011 at 2:48am
6th grade math
What is the number of 5/6s in 3? Is the answer 18/ 5 ? If not, please explain.
Saturday, January 15, 2011 at 8:24pm
6th grade math
How many 5/6's are in 1? Is the answer 6/5 ??
Saturday, January 15, 2011 at 8:08pm
Math
Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has $100 per month to put into an account at 6%/a compounded monthly. How much will he have at the end of five years for his college education?
Saturday, January 15, 2011 at 8:27am
Math
the sum of the 4th term and the 5th term is 12.if the 4th term of the progression is 8, find the common ratio and the 1st term of the progression.
Saturday, January 15, 2011 at 6:45am
Analytic Math( Grade 10)
A contractor rented a sander for 5h and a polisher for $50. For another job, she rented the sander for 4h and the polisher for 8h. The rental fees for the job totalled $56. Find the hourly rate charged for each tool.
Saturday, January 15, 2011 at 12:03am
History
What do you think about what I wrote? Please give me feedback! And what grade would you give it? Discuss the influence of World War I and its aftermath on the arts. Explain what events or experiences inspired artists of all kinds to experiment with new approaches. Then ...
Friday, January 14, 2011 at 9:12pm
9th grade chemistry
How do you determine the density of 22 ml of a blue liquid that has a mass of 51.1g
Friday, January 14, 2011 at 1:00am
8th grade math
Kyoka holds the world record for earning the most points in this arcade game with a high score of 256 points. If Kyoka did not miss any of the 114 shots she took to set this record, what percent of those shots were made during the final 10 seconds of the game? Express your ...
Thursday, January 13, 2011 at 11:54pm
4th grade
i need help solveing crossword puzzle
Thursday, January 13, 2011 at 11:03pm
5th math
I need help with my math .What is the least Common Multiple (LCM) for 6,4,and 8.? please! show how you get the answer. cause, i got( 2,2,2) i'm not sure of myself at all. thank you! another one problem i'm really confuse is the Write a 9- digit numeral with 3 in the ...
Thursday, January 13, 2011 at 10:52pm
3rd grade math
How do I answer this......Barry says 9x8x(any other number) will always be greater than the product of 2x9x4. Do you agree? Explain?
Thursday, January 13, 2011 at 10:07pm
third grade math
How do I answer this......Write three ways to find 3x2x4.
Thursday, January 13, 2011 at 10:05pm
3rd grade math
Barry says 9x8x(any oter number) will always be greater tan te product of 2x9x4. Do you agree? Explain?
Thursday, January 13, 2011 at 9:57pm
11th grade math
How do you do Absolute Value Functions with graphs?
Thursday, January 13, 2011 at 8:32pm
7th Grade Science
help me find the answer to this question for tomorrow... can you think of any examples from the real world where lowered genetic diversity is impacting a species' ability to survive?
Thursday, January 13, 2011 at 7:16pm
8th grade Math
Hi I need help with my math problem. It is: Name the function rule from the table given. Table- X= Y= -4 4 -2 2 0 0 answers: y = -x y = -4 y = 2x y = x I do not get how to solve this problem!
Thursday, January 13, 2011 at 6:11pm
4th grade
a) the quotient of 24 divided by 5.= 4.8 b)27/6= 4.5 c) 18/4 = 4.5 d) 30/5 = 6 describe in your own words what problems a, b and c have in common that make them different from d .
Thursday, January 13, 2011 at 5:35pm
Math/3rd grade
If you forget the product of 9 and 9, what can you do to figure it out?
Thursday, January 13, 2011 at 5:30pm
Chemistry - help thanks
A supplier provides "Chemical A, 98%, for synthesis". Another supplier provides "Chemical A,98%, Lab grade" Are they equivalent? Which is better for analytical use? Thanks.
Thursday, January 13, 2011 at 5:04pm
geometry
to all the people that helped me with my recent geometry questions thankyou my grade I received was 45 out of 50 points best I've ever done in my class.
Thursday, January 13, 2011 at 5:32am
8th grade math
Mitchell earned a total score of 55 points. Twenty percent of the baskets he made were worth three-points each. If four-fifths of the two-point baskets Mitchell attempted were successful and he made one-third of the three-point baskets he attempted, what is the total number of...
Thursday, January 13, 2011 at 12:17am
Math
Look I'm in 5th grade and I need to find out what the square route of 1,684,392! please help me!
Wednesday, January 12, 2011 at 9:51pm
5th grade math
Can you show a data with the following landmarks mode 15 minimum 5 median 10 maximum 20 use at least 10 numbers please show a bar graph with answer
Wednesday, January 12, 2011 at 8:42pm
math
I am doing pre algabra math and I am in 7th grade I need help to simplify the expression
Wednesday, January 12, 2011 at 8:12pm
Eight grade science
How can satelite telephone user communicate if radio waves reflect off the ionsphere
Wednesday, January 12, 2011 at 7:53pm
Eigth grade science
How does the atmosphere give evidence for divine design
Wednesday, January 12, 2011 at 7:45pm
Florida Science Grade 8
Saturn's atmosphere consists of 75.3% hydrogen and 24.25% helium.what percentage of Saturn's atmosphere is made up of other gases?
Wednesday, January 12, 2011 at 5:43pm
Chemistry-help
How does a "chemical for synthesis" compare with the same chemical(ACS grade)when used in analytical testing? Posted by candy on Tuesday, January 11, 2011 at 2:10pm. Chemicals are supplied in different grades,e.g. ACS,AR...etc.What do we mean when we say that the ...
Wednesday, January 12, 2011 at 3:23pm
8 grade social studies
how did the federalists and democratic republicans interpret the constitution differently?
Wednesday, January 12, 2011 at 3:02pm
11th grade specialist math
I'm not sure whether this question is too difficult, or perhaps it is lacking a diagram, but I have been getting no response to this question, something I had not been not expecting. To any maths experts out there, I would absolutely LOVE your help, because I just can'...
Wednesday, January 12, 2011 at 4:39am
8th grade math
Hot Shot is an arcade basketball game in which the object is to make as many baskets as possible within the 60-second time limit. A player is awarded 2 points for each successful shot during the first 50 seconds of play and 3 points per successful shot during the final 10 ...
Wednesday, January 12, 2011 at 2:49am
MATH
Erics 4 test grades are 85, 75, 97, 93 . What must she make on her 5th test to have an average of 87?
Tuesday, January 11, 2011 at 9:39pm
english
I need to write a 5 paragrah essay using Herringbone,decriptive words,transtiton and a metaphor in the fith paragraph. this is the topic: If I werepresident of the United states, what three areas would you fous on to improve public education across the nation I need help on ...
Tuesday, January 11, 2011 at 9:21pm
math 4 grade
Mr.Sports wants to buy enough sod for his new field is 16 feet,the width of the field is 44 feet.How much sod will he need to buy?How much will it cost him if the sod sells for $5.00 per 10 feet?
Tuesday, January 11, 2011 at 8:25pm
6th grade Math
How to convert 4.65 into a fraction but in simpilest form while showing your work?
Tuesday, January 11, 2011 at 7:40pm
9th grade alegbra
solve -5/6=2/3(3c+4)
Tuesday, January 11, 2011 at 10:09am
9th grade alegbra
solve df + 10h=3 for h
Tuesday, January 11, 2011 at 8:11am
3rd grade math
how do i answer this question....how can you use the multiplication facts for 3 to help you find the multiplication facts for 9?
Tuesday, January 11, 2011 at 7:50am
6th grade math
The fans were depressed, for their team had won only 15 of the first 60 games. What was the team's win loss ratio after 60 games? Is it 15:45. I am not sure if the words first and after change the calculation
Monday, January 10, 2011 at 10:48pm
6th grade Ariththmetic/Math
Janine is having seven friends over for breakfast. Of the eight people who will eating breakfast, six like orange juice bestm and two prefer grapefruit juice. Both kinds of juice cost $2.89 for a gallon, $2.09 for a quart, and $1.29 for a pint. How many of each size container ...
Monday, January 10, 2011 at 8:40pm
5th math
1/8 = 12 1/5 % what % is 3/8 = to ? would it be 37 1/2 %
Monday, January 10, 2011 at 8:33pm
4th grade math
My daughter has an in put out put rule chart in put put 1out put 4,input6 output7 and so on what do they want her to do?
Monday, January 10, 2011 at 8:19pm
5th math
jim can pack a bag of groceries in 6 seconds how many can be packed in 15min solve as a fraction division problem to answer the question? Would it be 25?
Monday, January 10, 2011 at 8:15pm
6th grade math
You have 15 yards of ribbon for your gift boxes. Each box gets the same amount of ribbon. How much ribbon will each of your 20 gift boxes get?
Monday, January 10, 2011 at 8:13pm
6 grade math
Dividing 22/7 / 5
Monday, January 10, 2011 at 7:23pm
Algebra 1 8th grade
Can a graph that is in a complete circle possibly have a function
Monday, January 10, 2011 at 7:20pm
math 4th grade
i am a mixed decimal number the sum of my whole number is equal to the sum of my decimal number. my tenths is half of my hundredths and my ones is twice my tenths. if all my digit are even and my hundredths is 8 what number am i. pls. answer my question tnx
Sunday, January 9, 2011 at 11:47pm
8th Grade Chemestry
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 7:32pm
8th Grade Chemestry
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 5:40pm
Physics 11th Grade
Ninja usually weighs 80 kg. He ate 5 kg of cookies over the Holiday Break: a. What is his weight? and B. How can ninja use physics to lose weight?
Sunday, January 9, 2011 at 5:24pm
8th Grade Chemestry
Helping my child study. Are there any online guides that can help me teach how to predict the products of a reaction. i.e. _ Ag(NO3)+ _ CaCl2 yields Really want to be able to teach my child how to do this rather than have the answer. Thanks
Sunday, January 9, 2011 at 5:17pm
7th grade science
OK so i have to do a project on duchenne muscular dystrophy and I need one page notes about them...so can someone please just give me a couple of quick notes on it? thank you!
Sunday, January 9, 2011 at 4:10pm
7th Grade
Z+5/7=3 home work problem that was not taught in class?
Sunday, January 9, 2011 at 12:55pm
8th grade American History
For my school assignment I am to create a Facebook for George Washington. Anyone have an idea of people I could put in his friends list?
Saturday, January 8, 2011 at 12:33am
English
Thank you for your corrections. Here are some more sentences on history I'm not sure of (especially the parts included in brackets). 1)The Celts were expert farmers (?), hunters and deep-sea fishermen.The Romans introduced (I need a synonym: brought?) their civilization ...
Friday, January 7, 2011 at 5:20am
5th math
n - 2/3 = 3/4
Friday, January 7, 2011 at 12:36am
6th grade
car traveling 20m/s brakes and takes 3s to stop. what is the acceleration in m/s2?
Thursday, January 6, 2011 at 8:50pm
6th grade
hi I am trying to help my daughter do her homework I dont have the formula to sovle the problem during rush hour traffic in the big city it can take 1.5 hour to travel 45km. what is the average speed in km/h for th trip
Thursday, January 6, 2011 at 8:08pm
4th grade
sylvester bowls once a week. this week he bowled four games. his scores were, 105 103 107 109 what is his average (mean) for the week? explain how you found your answer. what is the median score for the week? explain how you found your answer. what is the mode for his socres ...
Thursday, January 6, 2011 at 7:57pm
7th grade math
6+x=2x-14. I'm not to sure how to solve this type of equation.
Thursday, January 6, 2011 at 5:26pm
7th grade math
500 divided by 100 explain the decimal movement when dividing by 100.
Thursday, January 6, 2011 at 5:14pm
7th grade math
50 divided by 10 EXPLAIN THE DECEMAL MOVEMENT WHEN DIVIDING BY 10.
Thursday, January 6, 2011 at 5:12pm
HELP MATH
lee looked at the results of an exam he had just given to his grade 2 math class. he saw that louise had a score of 95%. he also saw that the standard deviation for the test was 0. if arif was also in his grade 2 math class, what mark did arif get on the exam?
Thursday, January 6, 2011 at 3:12pm
3rd grade Math
In Harry's attic there are 3 spider webs. The first web is twice as large as the second. The 3rd web is 3 inches larger than the 1st web. The combined width of the 3 webs is 1 foot and 6 inches. How long is each web? Please provide explanation along with answer. Thank you ...
Thursday, January 6, 2011 at 12:25am
algebra 1 8th Grade
Find the constant of variation for the direct variation. F(x)=4.5x
Thursday, January 6, 2011 at 12:02am
7th grade science
If a mother is a carrier of hemophilia and the father does not have hemophilia, what is the probability that their son will have the trait? Explain.
Wednesday, January 5, 2011 at 9:46pm
7th grade science
A woman with normal color vision has a colorblind daughter. What are the genotypes and phenotypes of BOTH parents?
Wednesday, January 5, 2011 at 9:41pm
5th grade Math
I need to know how to write in word form how 7/8 is greater than 5/6
Wednesday, January 5, 2011 at 7:32pm
8th grade science
I only have one way that the Man-o-War defends them self, their stingers. I need one more way. But my search engine only provides that way. :( Also when the Man-o-war gives birth this happens asexually. but i also need to answer the question how do the man - o- wars find a mate??
Wednesday, January 5, 2011 at 5:02pm
8th grade science
Hi! For a research project from my science class I'm having trouble trying to find an answer to the following problem. How does the Man-o-War care for their young? Thanks!
Wednesday, January 5, 2011 at 4:14pm
Physics 12th Grade
An archer puts a 0.34 kg arrow to the bowstring. An average force of 220 N is exerted to draw the string back 1.3 m. Assume that air resistance is negligible. If the arrow is shot straight up, how high does it rise? I am confused at how to find the distance that it will rise.
Wednesday, January 5, 2011 at 12:07pm
8th grade science
HI! I need help with detremining how long my essay should be. It has to be from 4-5 minutes long. Thanks!
Wednesday, January 5, 2011 at 11:46am
Math 12
sum of 2nd and 5th terms of a geometric sequence is 13. the sum of the 3rd and 6th is -39. determine: a) the ratio "r" of the sequence b) the first term "a" of the sequence
Wednesday, January 5, 2011 at 5:25am
advanced 6th grade
niran has 72 centimeter of molding to make a frame for a print. how should he cut the molding to give the largestpossible area for the print using the inside edge of the moldin as the perimeter
Wednesday, January 5, 2011 at 1:07am
5th grade math
ms. sue can you help me with another problem? whatnis the median of the following number? 24,99,101,93,14,29? by the way can you please!check my last problem that you posted to me an hour ago here is my answer is 20 the median
Tuesday, January 4, 2011 at 10:43pm
5th math
i need help with this problem .please! show me how to do it. What is the median for the following number? 11,30,24,20,15,31,32,20,18,29. thank you!
Tuesday, January 4, 2011 at 9:42pm
Physics Grade 11
A certain force causes an object to acceleration with an acceleration of 6.85 m/s/s. If the mass is increased by a factor of 2.64 and the force is increased by a factor of 3.85 , what is the new acceleration that the object will experience?
Tuesday, January 4, 2011 at 9:30pm
Maths
How can knowing how to convert between minutes & hours help you? (3rd grade)
Tuesday, January 4, 2011 at 9:20pm
3rd grade social studies
what is agora
Tuesday, January 4, 2011 at 8:44pm
3rd grade social studies
geography why were seas important on the continent of Europe? What were seas used for? Please help! Thanks.
Tuesday, January 4, 2011 at 8:16pm
8th grade science
when you bring your bicycle to a stop where does he kinetic energy it had go?
Tuesday, January 4, 2011 at 7:16pm
7th grade science
If the fish from a particular stream have become genetically adapted to their home stream over many generations, what might happen if their fertilized eggs are used to restock a different stream that has become depleted of fish? Note-A fertilized egg means that the sperm has ...
Tuesday, January 4, 2011 at 1:10am
7th grade science
What is an example from the real world where lowered genetic diversity is impacting a species' ability to survive?
Tuesday, January 4, 2011 at 1:05am
7th grade science
If the fish from a particular stream have become genetically adapted to their home stream over many generations, what might happen if their fertilized eggs are used to restock a different stream that has become depleted of fish?
Tuesday, January 4, 2011 at 1:03am
7th grade science
Hatchery fish populations often have less genetic biodiversity than wild populations. How much lowered biodiversity affect a fish population's ability to adapt to environmental disasters such as the pollution disaster described in this simulation(factory waste killing algae)?
Tuesday, January 4, 2011 at 1:01am
9th grade science
A landslide may be caused when friction is ______ by moisture
Tuesday, January 4, 2011 at 12:55am
4th grade
carol FRIEND ESMERALDA IS AWAY FOR 3 DAYS.SHE ASKED CARLO TO FEED HER PET DOG TWICE A DAY.CARLO FEED HIM ONE 8-OUNCE CAN EVERY TIME HE GOES ESMERALDA'S HOUSE. HOW MANY CANS OF FOOD DOES ESMERALDA NEED TO BUY FOR THE THREE DAY VACATION? SHOW HOW YOU CALCULATEAD YOUR ANSWER...
Monday, January 3, 2011 at 8:33pm
5th grade math
subtract 1/3 from 1/2 use 6 as common denominator would be 2/6 -3/6 answer? what would be my next step subtracting these would give me a neg answer
Monday, January 3, 2011 at 8:00pm
4th grade
WHAT IS THE LARGEST PERIMETER THAT CAN BE CREATED FOR AN ARRAY CREATED FROM 24 ONE INCH TILES.
Monday, January 3, 2011 at 7:51pm
4th grade
IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B
Monday, January 3, 2011 at 7:44pm
5th grade math
subtract 1/2 from 5/6
Monday, January 3, 2011 at 7:12pm
7th grade social studies
1. what are coureur de bois? 2. what are mjssionary jobs? 3. what was louisiana named after? 4. if new amsterdam is now new york-then what is new nethrlands called today?
Monday, January 3, 2011 at 6:49pm
4th grade
if b x w = 24, b x b = 16 what is the value of w x w?
Monday, January 3, 2011 at 6:42pm
4th grade
how many pound of food does the dog eat over the 3 day period? (16 ounce = 1 pound)
Monday, January 3, 2011 at 6:38pm
4th grade
how can the clerk make the change of the $1 bill using the fewest number of coins?
Monday, January 3, 2011 at 6:37pm
Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
Sunday, January 2, 2011 at 10:03pm
science 6th grade
Statement: Most compounds that produce this in aqueous solution are ionic. Does this statement refer to an acid or a base or both?
Sunday, January 2, 2011 at 8:30pm
law
Over the past decade, some countries have shown high crime rates while other countries have lower crime rates. For example, the lowest homicide rates in 2000 existed in Saudi-Arabia and Japan, while France and Germany had the highest homicide rates. Their rates, however, were ...
Sunday, January 2, 2011 at 7:27pm
law
What are some of the ways that organized crime impacts you and a community and/or city (of your choice) directly? (This element will account for 20% of your grade.) What are some of the ways that law enforcement agencies are working to reduce these types of organized crime in ...
Sunday, January 2, 2011 at 7:27pm
Physical Science
I have a really good grade in this class and I need to keep it that way. I am only asking to have my answers checked. I would like to graduate with honors so please help if you can. 1. A car traveling along the highway needs a certain amount of force exerted on it to stop. ...
Sunday, January 2, 2011 at 7:11pm
grade 9 science biology
What activities increase the amount of carbon dioxide in the atmosphere? What activities decrease the amount of carbon dioxide in the atmosphere?
Sunday, January 2, 2011 at 2:52pm
Finance
I've solved every problem in my assignment except for two. I only need one more to get the grade I'd like/need. I've been doing this one over and over, consistently getting wrong answers. I know the process of how to do it generally, but I feel I make mistakes in ...
Sunday, January 2, 2011 at 1:54pm
chemistry 11 grade
A piece of iron wire weighs 2.225g. It is dissolved in acid, which oxidizes the iron to iron(II), and made up to 250 mL. A 25mL sample required 31.0 mL of a 0.0185mol/L solution of potassium dichromate. Calculate the percentage of iron in the wire.
Sunday, January 2, 2011 at 3:20am
f/math
the common ratio of a g.p is 2.if the 5th term is greater than the first term by 45, find the 5tth term
Friday, December 31, 2010 at 5:52am
Science 6th grade
What is the best way to tell a chemical change has taken place? 1. The matter changes color 2. The mixture separates into layers 3. The composition chnages
Thursday, December 30, 2010 at 8:52pm
percents
at anthoney's school,25% of the 72 sixth grade students wearv either glasses or contact lences.
Thursday, December 30, 2010 at 3:59pm
grade 9 science biology
What happens to the available energy in an ecosystem?
Wednesday, December 29, 2010 at 7:21pm
grade nine science biology
With aid of a diagram , I need to illustrate and explain how the following nutrients are cycled through each 4 spheres. Carbon nitrogen and water
Wednesday, December 29, 2010 at 6:19pm
grade nine science physics
Do these SI measurements sound correct Voltage = volt Current = ammeter resistance = ohm
Wednesday, December 29, 2010 at 5:34pm
grade nine science physics
Define the following terms and state their SI unit of meausrement? voltage,current, and resistance
Wednesday, December 29, 2010 at 5:20pm
grade nine science
How are elements arranged in the periodic table? Its for my exam notes and I don't have this answer anywhere in my book and I need it because its on the exam review.
Wednesday, December 29, 2010 at 4:28pm
grade 9 science chemistry
List three subatomic particles that make up the atom. What charges does each particle have and where in the atom are they located?
Wednesday, December 29, 2010 at 3:41pm
7th grade marking period project
I need help im a 7th grader that has to do a project. They want me to decide what the scale wil be for oyur scale drawing or model? use a unit of measurement that will be easy for you to work with? write thescale factor down. Show the work for converting the actual dimensions ...
Wednesday, December 29, 2010 at 2:29pm
math
(1) if the second and fourth term of a G.P are 8 and 32 respectively,what is the first term? (i need a practical solution please.) (2)the eleventh term of an A.P is 25 and its term is 3 find common difference? (also need practical solution.) (3)given the sequence 0.04 to 25,...
Wednesday, December 29, 2010 at 1:10pm
5th grade
divide 6358 by 100
Monday, December 27, 2010 at 2:20pm
4th grade
which point is located at 7/12 on the number line below?
Sunday, December 26, 2010 at 5:46pm
11th grade
a particle is completing 5 revolution per second in a circle of radius 6 cm.calculate its linear velocity and the centripetal acceleration acting on it.
Sunday, December 26, 2010 at 7:12am
11th grade
the area of a square is 64 square inches.what s the length of each side.
Saturday, December 25, 2010 at 8:40pm
11th grade
A student reads that bromine (Br) tends to gain one electron in chemical interactions. Which BEST describes a region of the periodic table where all elements tend to share this property?
Friday, December 24, 2010 at 5:10pm
5th grade
hwo would I calculate the original discount price of and item if coast 150 and was sold to me at 75
Thursday, December 23, 2010 at 5:13am
11th grade
a man whose mass is 75 kg walks up to 10 steps, each 20 cm high, in 5sec .what is the work done?
Wednesday, December 22, 2010 at 11:35pm
8th grade math
I have no idea how to solve this problem. Can someone help me??? 3x+3y=-6(this is a negative 6) 7x+4y= 1
Tuesday, December 21, 2010 at 9:22pm
11th grade
4. The use of technology such as telephones and computers means that money exchanges and other financial transactions can be a. based on the U.S. dollar all over the world. b. converted to prices in any currency. c. made instantaneously. d.sensitive to variations in any ...
Tuesday, December 21, 2010 at 7:48pm
4th grade
spider plants,tulips,and potatoes can grow seeds.how are their otherways of ruducing alike?
Tuesday, December 21, 2010 at 6:53pm
11th grade
The answer I get for the problem 3 1 4 _____ - ____ = ___ 3x-9 x-3 9 is 4/0 which is undefined. Am I doing something wrong or could this answer be right?
Tuesday, December 21, 2010 at 6:51pm
8th grade science
compare and contrast the effect of a catalyst on a chemical reaction with that of an inhibitor?
Tuesday, December 21, 2010 at 6:11pm
Grade 11 math - HELP!
Skyscrapers sway in high-wind conditions. in one case, at t=2s, the top floor swayed 30cm to the left (-30cm), and at t=12, the top floor swayed 30 cm to the right (+30cm) of its starting position. a) what is the equation of a sinusoidal function that describes the motion of ...
Tuesday, December 21, 2010 at 3:29pm
6th grade
If you throw 500 darts at a hexagonal shaped dart board, how many will land in the shaded area? hexagon is divided into 24 triangles. 6 are shaded and 18 are white
Tuesday, December 21, 2010 at 7:42am
12th grade chem
why is it that only the first hydrogen bond in a polyproptic acid strong?
Monday, December 20, 2010 at 10:15pm
10th grade
How many grams of water vapor (H2O) are in a 10.2 liter sample at 0.98 atmospheres and 26°C?
Monday, December 20, 2010 at 7:25pm
4th grade
23x17 in expanded algorithm
Monday, December 20, 2010 at 6:24pm
10th grade
i have an equation; x^2+3x-18=0. i am given one of the roots, of which is 3, but how do i find the other root.
Monday, December 20, 2010 at 6:18pm
11th grade
a race car travels along a raceway at a constant velocity of 200 km per hour.what horizontal force acts and what is the net force acting on the car?
Monday, December 20, 2010 at 12:50pm
5th grade math
can you explain inverse operations to solve an inequality program?
Sunday, December 19, 2010 at 8:55pm
11th grade math
The equation Ax^2 + 4y^2 = 16 represents an ellipse. Find all values of A such that its intersection with y = |x| has coordinates (x,y) which are integers.
Sunday, December 19, 2010 at 5:21pm
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