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January 28, 2015

January 28, 2015

Post a New Question | Current Questions

**9th grade**

what is it called when chemicals that influence the way that neurons communicate communicate with each other
*Wednesday, December 1, 2010 at 8:17pm*

**Form1/9th grade**

A mixture contains solids: Aluminium,camphor and sugar.Explain how you would obtain a sample of solid sugar from the mixture.
*Tuesday, November 30, 2010 at 2:49am*

**9th grade physics**

A sled of mass 50 kg is pulled along a snow-covered, flat surface with a force of 200 N. the friction force acting on the sled is 49 N. what is the acceleration?
*Wednesday, November 17, 2010 at 6:18pm*

**9th grade**

How long was Romeo and Juliet married before the prince exiled Romeo?
*Thursday, November 11, 2010 at 8:34pm*

**9th grade Social Studies**

i also have problems studying and understanding social studies. i don't know what to do my grades are way low. can you please give me some tips and ideas on how i can work on it?
*Wednesday, November 10, 2010 at 5:48pm*

**9th grade**

you push a book on a table so that its velocity is constant. If the force you apply is 15 N, what is the force due to sliding friction
*Monday, November 1, 2010 at 7:19pm*

**9th grade math**

suppose u invested some money at 8% simple interest for five years. if u received $500 in interest, how much money did u invest?
*Tuesday, October 26, 2010 at 8:37pm*

**9th grade math**

suppose you invested $1200 for four years. you earned $312 in simple interest. what is the interest rate?
*Tuesday, October 26, 2010 at 8:35pm*

**9th grade**

In the odyssey, what is book 16, 17, 21, 22, and 23 about in a short summary? Also explain the conflict. Some Traits of an epic hero also. Please help!!!
*Sunday, October 24, 2010 at 8:28pm*

**9th grade, science**

How to reverse a mixture of copper sulphate and distilled water? I know its a physical change but have no clue on how to reverse it!
*Sunday, October 24, 2010 at 4:59pm*

**9th grade physical science**

a train moving west at a velocity of 15m/s is accelerated steadily to 17m/s over a 12 second period what is the acceleration of the train
*Saturday, October 16, 2010 at 9:11am*

**9th grade**

h=2.4t+32.2 paul's height is 69.4 inches. What is the approximate length, in inches, of paul's tibia bone?
*Tuesday, October 12, 2010 at 5:04pm*

**9th grade**

An uknown substance from planet x has a density of 10g/ml.it occupies a volume of 80ml. what is the mass of this unknown substance
*Monday, September 27, 2010 at 5:00pm*

**9th grade**

An uknown substance from planet x has a density of 10g/ml.it occupies a volume of 80ml. what is the mass of this unknown substance
*Monday, September 27, 2010 at 4:45pm*

**9th grade**

the line containing the points x=5+2t and y=-3+t. write the slope-intercept form of the equation of the line
*Saturday, September 25, 2010 at 6:25pm*

**9th grade**

A square made by a length of string 8 cm long is reshaped into a circle. What is the circumference of the circle
*Friday, September 24, 2010 at 8:51pm*

**9th grade**

Around the time of the roman empire the terms inch, foot, and yard were refine. what was the length of a foot based on?
*Friday, September 24, 2010 at 11:20am*

**9th grade**

how can a egg be a chemical change? How can an antacid tablet be a physical and a chemical change?
*Thursday, September 23, 2010 at 4:50pm*

**9th grade**

If a 300 N action force is exerted to the right, the reaction force will be ___.
*Thursday, September 23, 2010 at 2:36pm*

**9th grade**

pliis the equivalent form indicated for each of the following fractions 7/9=?/45 and 11/5=?/35 pliis help meee
*Sunday, September 19, 2010 at 4:07pm*

**9th grade math**

if a man mixes 12 lbs. of peanuts thats $1.25 a lbs. with a pound of cashews at $1.80 a lbs. how many pounds of cashew do you need to make a $1.50 a lbs. mixture explain in words and numbers
*Monday, September 13, 2010 at 8:12pm*

**9th grade global history**

In the book 1001 Arabian Nights what chapters deal with Humor through trickery of the innocent and Distrust of foreigners
*Thursday, September 2, 2010 at 4:08pm*

**9th grade global history**

In the book 1001 Arabian Nights where does it explain about thievery as a way of life,humor through trickery of the innocent and distrust of foreigners.
*Wednesday, September 1, 2010 at 8:46pm*

**9th grade**

two of the forms of a linear equation are standard form and slope-intercept form. explain when each one is more useful
*Thursday, August 26, 2010 at 8:23pm*

**9th grade**

I am woking on Patterns and Inductive reasoning. I need help on numbers 14-16. Find the next two sequence. 14. Martha, Abigail, Martha, Dolley... 15. Geroge, Thomas, Abe, Alexander.... 16.Aquarius, Pisces, Aries, Taurus.... Please help me!
*Thursday, August 26, 2010 at 3:39pm*

**9th grade**

Identify the type of subordinate clause in the following sentence. The guy who ran out of the clinic is running late. noun adjective adverb
*Monday, August 9, 2010 at 9:21pm*

**9th grade**

At a certain time, a vertical pole 3 meters tall casts a 4 meter shadow. What is the angle of elevation of the sun? Round your answer to the nearest meter
*Tuesday, August 3, 2010 at 1:14am*

**9th grade Science (Biology)**

My question is: How does the diversion of groundwater for industrial uses affect water quality? -- I don't understand what diversion is, so at least maybe you guys could explain that. Thanks!
*Sunday, August 1, 2010 at 9:57pm*

**9th grade**

How many grams of water must be added to 2 grams of a 65% iodine solution in order to produce a 42% iodine solution? Round your answer to the nearest tenth
*Monday, July 26, 2010 at 1:34pm*

**9th grade**

if you weighed 14.00 grams of MgCO3 how many moles of MgCO3 did you weigh
*Wednesday, May 26, 2010 at 10:22am*

**9th grade (Algerbra)**

Why did Grok jump up and down the first time he saw a variable in algerbra class?
*Monday, May 17, 2010 at 10:20pm*

**Math 9th grade**

x^2 + 5x +6/ x^2 - 3x -10 How do I do this? Is it asking me to divide? The answer choices are as following: A)x + 3/ x - 5 , x ≠ 5 B)x + 3/ x - 5 , x ≠ -2, 5 C)x2 + 5x + 6/ x - 5 , x ≠ 5 D)x2 + 5x + 6/ x - 5 , x ≠ -2, 5
*Tuesday, May 4, 2010 at 8:02pm*

**9th grade algebra**

daniels print shop purchased a new printer for $35,000. Each year it depreciated at a rate of 5%. What will its approximate value be at the end of the fourth year?
*Tuesday, May 4, 2010 at 5:39pm*

**9th grade - Civics**

When was the last time Washington D.C.'s Electoral College votes went to a candidate form the Republican Party? How many Electoral College votes do they have?
*Wednesday, April 28, 2010 at 7:26pm*

**9th grade science**

explain how pouring water on a fire puts out the fire in more than 1 way
*Wednesday, April 21, 2010 at 10:45pm*

**9th grade**

james accidentally spills 2 containers, mixing their contents. he checks and finds that 1 contains salt crystals while the other contained powdered sand. describe a method that he might use to separate the 2 mixtures without losing any of either mixture.
*Wednesday, April 21, 2010 at 10:44pm*

**9th grade acc. algebra**

how do you do this? this is the full question and all info: "A line with a slope of -3 passes through the point (k,4). Find the y-intercept of the line in terms of k." I would like to know how to do this along with the answer so i can know im doing it right please!!
*Tuesday, April 6, 2010 at 4:43pm*

**9th grade chemistry**

At what temperature will 50. grams of NH4Cl just saturate 100. grams of water? (the 4 is the number of elements)
*Monday, March 29, 2010 at 5:21pm*

**math 9th grade**

Find the angle of elevation of the of the sun when a 12.5 meter tall telephone pole cast a 18 meter shadow.
*Tuesday, March 23, 2010 at 9:17pm*

**9th grade math (algebra 1)**

Fine the solution set of each system of linear equations or inequalities below by graphing. Show all work under the graph of each system. 1. x + y = 3 2x - 2y = 6
*Tuesday, March 2, 2010 at 7:33pm*

**9th grade**

I am having trouble trying to figure out how to work this problem: Determine if each relation is a function. 1. Relation: (-2,2),(3,2,),(4,-1),(5,-2) How do i do this???????
*Tuesday, March 2, 2010 at 7:31pm*

**9th grade**

A student put 12.4 grams of potassium sulfate in 29 ml and stirred for 3 hrs. he saw that not all of the solid dissolved, so he removed the extra solid and found it had a mass of 3.4 grams. what was the solubility of the chemical?
*Sunday, February 21, 2010 at 4:44pm*

**9th grade**

a cube has a side that is (5x-3)centimeters long.a.what is its surface area?b.if x=3,what is its surface area
*Wednesday, January 27, 2010 at 2:46am*

**9th grade Math**

I need help in creating 3 Math problems that has to do with Baseball. Does anyone know how to or websites to help me...
*Monday, January 25, 2010 at 7:15pm*

**9th grade**

how do i solve 3y-4+3x-5x+2 and solve for x and y
*Thursday, January 7, 2010 at 10:51pm*

**9th grade**

how much heat is needed to change 20g of ice at negative 10 degrees c to water vapor at 200 degrees c
*Tuesday, January 5, 2010 at 6:46pm*

**9th grade Math**

Discuss how you might use the ski slope to help remember the numerical slope of a vertical line.
*Thursday, December 10, 2009 at 9:12pm*

**9th grade**

Determine whether y=2x-1 is a linear equation if so write equation in standard form . ?
*Sunday, November 22, 2009 at 4:34pm*

**9th grade**

Determine whether y=2x-1 is a linear equation if so write equation in standard form . ?
*Sunday, November 22, 2009 at 4:29pm*

**9th grade**

10 gm of silver nitrate solution is added to 10 gm of sodium chloride solution what change in mass do you expect after the reaction and why?
*Thursday, November 12, 2009 at 7:32am*

**9th grade**

10 gm of silver nitrate solution is added to 10 gm of sodium chloride solution what change in mass do you expect after the reaction and why?
*Thursday, November 12, 2009 at 7:25am*

**9th grade- Algebra 1**

In music, What does "allegro" mean? ALGEBRA WITH PIZZAZZ!
*Monday, November 9, 2009 at 2:36am*

**9th grade(math)**

if two lines are parallel and the slope of the lines is m,what is the product of their slopes?
*Friday, October 23, 2009 at 7:29pm*

**9th grade**

the variable cost is 10/km and a 2.5-km trip costs $40, determine the equation relating cost, C, in dollars, and distance, d, in kilometers
*Friday, October 23, 2009 at 7:22pm*

**9th grade (math)**

im learnin about y=mx+b 1.describe the line you think each equation represent Y=x, y=5, x=-3 2. The equation of a line is y=mx+2. determione the value of m when the line passes through each point D(12.5) s(1.-3) e(-2.6) a(-5.1)
*Saturday, October 17, 2009 at 12:03pm*

**English -9th grade**

Is Sam going to sleep early tonight: declarative imperative exclamatory interrogative. I didn't fill out the answer causing me to get it wrong. I thought it was an declarative.
*Sunday, September 27, 2009 at 8:52pm*

**9th grade, Biology**

Using what you know about osmosis, explain what would happen if you placed a jellyfish in a freshwater lake. I need help with this, please answer if you can, (:
*Wednesday, September 23, 2009 at 9:44pm*

**9th grade**

Select any one household product and create a mini poster displaying a "GREEN ALTERNATIVE". HOW DO I DO THAT??? GIVE ME SOME EXAMPLES... OR CLUES... OR METHODS... OR SMALL DESCRIPTIONS.
*Wednesday, September 23, 2009 at 6:46pm*

**9th grade, SOSE**

Was world war two hitlers war?? if so why.
*Sunday, September 13, 2009 at 5:49am*

**9th grade**

in which of the following sentences does the subject come after the verb a. on the next street, you'll find the shoe shop. b. whenever he's in town, jeremy likes to go fishing. c. brock traveled over miles of dirt roads. d. where is my elvis CD Thank you!
*Sunday, September 6, 2009 at 9:08pm*

**9th grade**

1. find the latreal area of a cylinder of revolution if its altitude is 5.5 inches and the diameter of its base is 7 inches.
*Sunday, September 6, 2009 at 1:29am*

**9th grade world history**

What is the geographic location of ancient Carib? What was their method of substience? What did they make with arts and crafts? What were their religious beilefs? What were their customs? And what was their effect on European contact and culture?
*Monday, August 31, 2009 at 5:24pm*

**9th grade**

sugar is a compound that is not made of ions. will it form an acidic,an alkaline or a neutral solution when it is dissolved in water? please expain your answer for me!
*Sunday, June 7, 2009 at 7:05am*

**9th Grade Biology**

Has plant life on earth evolved and have rose bushes always been around on earth?
*Sunday, May 31, 2009 at 2:37pm*

**9th grade global**

one effect of rgged, mountainous geography on the civilization of ancient Greece was the development of -absolute monarchies -seperate, independent city-states -extensive trade with the Persians -belief in one God
*Sunday, May 31, 2009 at 2:25pm*

**9th grade Global**

China under th Han dynasty and the Roman Empire were similar in that both grew wealthy because they..... -developed extenive trade networks -encouraged democratic ideals -established free-market economies -created classless societies
*Sunday, May 31, 2009 at 2:21pm*

**9th grade Math**

ok I need help with this math question and will need help with a few others after this one is answered. -8=y/4 <-- Y over 4 i think Y = 2 but idk help me
*Thursday, April 23, 2009 at 8:17pm*

**9th grade**

Erin's age is 3 times Warren's. In 4 years she will be twice as old as he will be. How old is each now?
*Thursday, April 16, 2009 at 11:11pm*

**9th grade weighte average**

how should i do weighted average
*Thursday, March 26, 2009 at 7:27pm*

**9th grade health**

The _______ region is the lower middle abdominal region located between the right and left iliac regions. A. hypogastric C. hypochondriac B. epigastric D. lumbar A
*Wednesday, March 25, 2009 at 4:57pm*

**9th grade**

I need to write an essay on something I have accomplished using 5 adjectives and 2 inference words. What are some examples of inference words?
*Wednesday, March 18, 2009 at 11:51pm*

**9th grade**

My question is on scales etc.. heres the question | The Sears Tower is 1450 feet tall. If a model is 25 inches tall, find the scale.
*Thursday, February 26, 2009 at 9:35pm*

**9th grade**

A 5-kg rock is lifted 2 meters in 5 seconds. How much work is done? How much power is done?
*Thursday, February 12, 2009 at 6:38pm*

**9th grade Health**

I have to know what recommendations concerning starch in our diet, and the chemistry of starch as well. Please help?
*Wednesday, February 11, 2009 at 10:39pm*

**SCIENCE**

how do i reword this sentence to a 9th grade leverl. students know that charged particles are sources of electric fields and are subject to the forces of the electric fields from other charges.
*Monday, January 26, 2009 at 9:25pm*

** 9th grade English**

I'm having a hard time understanding the difference among a subordinating conjunction, a correlative conjunction, and a coordinating conjunction. Thank you! Thank you!
*Friday, January 9, 2009 at 2:12am*

**sra McGuin**

Hi - where would I scan these to - thanks again my child thinks you are the best - nice to see people who make such a positive impact on kids. 9th grade and all honors classes is tough.
*Thursday, January 1, 2009 at 9:31pm*

**sra JMcGuin spanish**

Hi This is sam's mom - you have helped my child enormously - Whenever work is done with you the grade is amazing. Finals ae coming up and I think you are close to us. We live on the west side and go to school in the valley. SO anywhere would be convenient - We have a tutor...
*Thursday, January 1, 2009 at 6:12pm*

**9th grade american government**

What is required to become secretary of state? How it affects our govt? Job description? Salary? When 1st established? Where located? Why is it important?
*Tuesday, December 16, 2008 at 10:12pm*

**9TH GRADE ALGEBRA**

solve for the variable ã(square root) ãy+6 - ãy = ã2 would i square both sides first? im stuck
*Monday, December 8, 2008 at 7:14pm*

**9th grade chemistry**

fill in the name or formula for the oxyanions of chlorine the only one i need help with is the name for [ClO4]-
*Thursday, December 4, 2008 at 6:11pm*

**9th grade**

would you expect the following atom to gain or lose electrons when forming ions? what ion is the most likey? The atom is In how would i do this?
*Thursday, December 4, 2008 at 5:55pm*

**9th Grade Math**

Hey, I finished my math homework, and im not so sure i did it correct, so can someone do this question and i will look at the answer to see if my work was correct this is State and Justification Given : m<4 = 130degrees, m<1 = x+10 , and m<2 = x Prove : m<1 = ...
*Tuesday, December 2, 2008 at 6:50pm*

**9th grade**

Living Enviornment: 1) Why does a hormone not affect cells other than its target cells?
*Monday, December 1, 2008 at 8:27pm*

**9th grade**

at 30degrees celcius, 80 grams of potassium bromide is dissolved in 100 grams of water. is this solution unsaturated, saturated, or supersaturated.
*Monday, November 24, 2008 at 11:02pm*

**9th grade**

what is simple intrest?,where do you use it in every day life?,how you use it?.
*Sunday, November 23, 2008 at 5:05pm*

**science**

Can anyone think of a fun experiment to do with blood for a 9th grade science class? Try not to be too flashy-my teacher has a rather limited budget
*Monday, November 17, 2008 at 7:24am*

**general**

Some states have high school starting at 9th grade while some start only in 10th. so when are the kids ready for AP classes? is this school dependent?
*Thursday, November 6, 2008 at 2:18pm*

**9th grade Lit. B**

What are the type of clauses? Give examples of clauses.
*Friday, October 24, 2008 at 11:40am*

**Math - 9th grade**

A company has a 22% profit margin, and has employee fraud of $220,000. Calculate the additional revenue to offset the lost income. Thanks.
*Wednesday, October 22, 2008 at 5:47pm*

**9th grade**

This question is from a textbook THE AMERICANS. 1.What geographical feature determined the western boundaries of the Southern and Middle colonies? 2. How did the New englnad and Middle colonies economies differ in general from the economy of the South? What may accounted for ...
*Wednesday, October 1, 2008 at 9:59am*

**9TH GRADE SCIENCE**

A car takes 3.6's to accelerate from 11m/s to 24 m/s. What is the car's Accelerationi in Meters/s?
*Tuesday, September 30, 2008 at 8:50pm*

**9th grade**

what makes sir launcelot a hero? from the book title: the tale of sir launcelot du lake by: sir thomas malory translated by: keith baines
*Monday, September 29, 2008 at 9:20pm*

**9th grade english**

diagramming the sentence LATE IN THE EVENING ROBERT CAME LATE TO DINNER RIDING ON JOHN'S HORSE AND WE GAVE HIM HAM AND SOME BOILED BEANS THANKS
*Thursday, September 25, 2008 at 10:20pm*

**9th grade**

My son needs help with this question. Please help. Write a function rule for each table. x | f(x) 1 | 0.5 2 | 1 3 | 1.5 4 | 2 Any and all help is greatly appreciated since this is something that I am not familiar with.
*Friday, September 12, 2008 at 1:30am*

**health**

health concerns fron 1990 to 2010 for 9th grade heath class homework
*Thursday, September 4, 2008 at 4:02pm*

**9th grade technology discovery**

i'm doing a career report and i need a good website to get info on nuclear power workers. ex: outlook , description , ect
*Thursday, August 28, 2008 at 10:46pm*

**9th grade technology discovery**

i'm doing a career report and i need a good website to get info on nuclear power workers. ex: outlook , description , ect
*Thursday, August 28, 2008 at 10:45pm*

**9th grade**

x,1,2,3,4,5 y,15,30,45,60,75 question 1 x,1,2,3,4,5 y,15,30,45,60,75 question 2 find the slope of each equation
*Wednesday, August 27, 2008 at 7:09pm*

**Satire-Writeacher**

Is this a good start? Yesterday I was the photographer for a small court house wedding. As I was waiting for the couple to finish the necessary paperwork for a legal marriage, I couldn’t help but overhear the daughter of the bride, a 9th grade student, complaining about ...
*Saturday, June 21, 2008 at 5:27pm*

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Post a New Question | Current Questions