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December 22, 2014

Homework Help: 9th Grade

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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

9th Grade English
can you tell me the rest of this saying? Knowledge is power~ If you learn to use it wisely you will also gain ______ _________ _______ .
Monday, January 22, 2007 at 5:05pm

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