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August 30, 2014

Homework Help: 8th Grade

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8th grade
suppose that jake flew on this jet to new york. if his trip took 4 hours, how many km did he travel?
Tuesday, September 22, 2009 at 7:49pm

8th grade
on a map I need to lacate Mt.Olympus,Mt.Parnassus,Mt.Pindos and Mt.Helicon all on one Mythology map.
Sunday, September 13, 2009 at 9:04pm

8th grade science
Measurement is a quantity with both a ____________________? Please fill in the blank. This question is on my study guide and I do not know what the answer is?
Wednesday, September 2, 2009 at 11:36pm

8th grade social studies
explain to me how climate changes had a affect on the changes of culture please!!
Tuesday, September 1, 2009 at 5:30pm

8th Grade Algebra
(b^2-10b+21)/(b^2-11b+28) I need help trying to figure out how to factor each quantity or parentheses. and then simplifying it.
Thursday, June 4, 2009 at 12:59am

8th Grade Algebra
Simplify each rational expression. 1. (x^2+1)/(x+1) 2. (y^2+4)/(y+2) Check Answers: 3.(2t^2+6t+4)/(4t^2-12t-16) Answer: (t+2)/2(t-2)
Wednesday, June 3, 2009 at 11:37pm

8th grade
can u help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3 and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but i dont think it is right..can u help also can you help me to do the factorization of 6x^2 - 2x - 20.....Help please help
Tuesday, May 26, 2009 at 10:06pm

8th grade
Can you help me find the roots of the polynominal of 5x2 - x....I believe it is 0 and 5... I need help in finding the factorization of x2 - 15x + 56 and can u help me in finding the solutions of the equation x2 + 30x = 1000... I came up with 20 and 50..but i think it is wrong...
Tuesday, May 26, 2009 at 9:51pm

8th Grade Algebra
Multiply. 1) (3t^2 - 2t - 4) * (5t + 9) Writing. 1) Explain why the product of a quadratic polynomial and a linear polynomial must be a cubic polynomial.
Tuesday, May 5, 2009 at 10:40pm

8th grade prealgebra
Complete to show how the given expression can be written as the product of two factors. -3m-3n=-3
Monday, May 4, 2009 at 7:05pm

8th Grade Algebra
I need to know a quadratic equation that have: 1) exactly one negative solution
Wednesday, April 1, 2009 at 11:42pm

8th grade science
Explain if it is possible to have a dilute solution of a strong acid? Thanks.
Thursday, March 26, 2009 at 6:36pm

8th grade science
infer why deposits form in the steam vents of irons in some parts of the country. thank you.
Thursday, March 26, 2009 at 6:33pm

8th grade
Need some info on the Battle of New Orleans I can't find it in my book
Monday, March 9, 2009 at 8:04pm

SOMEONE PLEASE ANSWER "8TH GRADE ALGEBRA" QUESTION
Please! It's almost my bedtime!
Wednesday, March 4, 2009 at 12:48am

Science (atoms) 8th grade
What is the usual state of matter for covalent compounds? Ionic compounds? What is the smallest particle for each?
Tuesday, March 3, 2009 at 4:18pm

8th grade history
i need to do a 3 page paper on joan of arc's trial, but i don't know what information to put. can you please help me make a summary???
Thursday, February 26, 2009 at 7:51pm

8th Grade Algebra
How can you tell if these three equations have a common solution? 3x - 5y = 1 4x - y = 24 2x - 3y = 2 Please help ?
Tuesday, February 24, 2009 at 11:11pm

8th Grade US History
Who was the black man that momorized the blueprints for Washington DC after the frenchman who was orginally building it quit?
Friday, February 20, 2009 at 7:57pm

8th grade history
how many battles were going on during the civil war please help soon
Thursday, February 19, 2009 at 9:23pm

8th grade Science
I need help really bad. What are the three ways that unbalanced forces can cause an object to change it's motion?
Thursday, February 19, 2009 at 7:26pm

8th grade
what is the difference between a compressional wave with a large amplitude and one with a small amplitude
Monday, February 16, 2009 at 1:22pm

8th grade
i need three traits of Spitz from call of the wild by jack london.
Tuesday, February 3, 2009 at 8:59pm

8th grade
who was the man who won the presidential election in 1836 but then became hated in 1837!? 1)daniel webster 2)martin van buren or 3)william henry harrison!?
Monday, February 2, 2009 at 8:14pm

8th Grade Algebra
Rewrite each polynomial as the product of two binomials. 1. y^2 + 6y + 9 2. 25x^2 - 10x + 1 3. 36 - y^2 Can someone please help me do these correctly?
Thursday, January 15, 2009 at 11:49pm

8th Grade Algebra
I missed the lesson for this unit. (=sqaure root sign How do you solve these step by step: - 2(5 + 4(5
Friday, January 9, 2009 at 12:37am

8th grade algebra
same slope?? y=-3x+7 y=3x+33 and what type equation? dependent consistant? independent? inconsistant?
Thursday, January 8, 2009 at 7:37pm

8th grade
how do atoms in covalent bonds become slightly negative or slightly positive?
Tuesday, January 6, 2009 at 5:34pm

8th grade honors class (math)
Why did they call the duck who became a test pilot?
Monday, January 5, 2009 at 4:31pm

8th grade math
an equation in slope-intercept form of the line ia parallel to the y-axis and has an x-intercept of 3
Monday, December 15, 2008 at 11:06pm

8th grade geometry
segment AC is congruent to segment AD by the ______ of the Isosceles Triangle Theorem. (8 letters, 5th=E, 7th=S) Please help!
Tuesday, December 2, 2008 at 10:43pm

8th grade science
explain that gravitational force is the dominant force determining motions in the solar system and in particular keeps the planets in orbit around the sun
Tuesday, November 18, 2008 at 9:58am

8th grade
In chemistry what is the practical applicaiton of scientific principles to solve everyday problems?
Monday, November 17, 2008 at 8:40pm

8th grade science
What kinds of ions do a sodium atom and a chlorine atom become when valenc electron is transferred from one to the other?
Monday, November 17, 2008 at 6:51pm

8th grade science
what is something that compares a measurement to the real or accepted value, and it has these letters in its name: acgcauc
Tuesday, November 11, 2008 at 10:33pm

math 8th grade
negative one and two tenths minus 5 tenths
Tuesday, November 11, 2008 at 10:55am

french
Mme: Michael(Michel!) is 4 months old. Comment dit-on ".. is four months old"? (that's why he likes to barf everywhere) I am in French 1B, so next year when I'm a freshman, I can go right into French 2. (7th grade=1A, 8th grade=1B =French 1)
Tuesday, November 11, 2008 at 12:28am

Jishka help---again:P
I'm bored so can one of you oh so kind people give me a topic to write an essay on and then maybe i can turn it in later? please and thanks -MC (btw:8th grade level, if i havnt already mentioned thats what im in ^^)
Tuesday, November 4, 2008 at 6:12pm

8th grade science
why is diffusion important to living things? (organisms) u get full credit no worries! =]
Sunday, November 2, 2008 at 8:50pm

8th grade science
I need some websites for the answers to these questions: What is diffusion? What causes diffusion? Why is diffusion important to living organisms? Thanks, AMir
Sunday, November 2, 2008 at 8:15pm

Physics- 8th Grade
What force is needed to accelerate a 10 kilogram shopping cart 3 m/s^2 (squared)?
Thursday, October 30, 2008 at 8:11pm

8th Grade Algebra
Write the length of the line below as a sum. Then combine like terms. ]-----------[-------[ 3/4x 2/3x I don't get what they mean by length as a term.
Wednesday, October 29, 2008 at 8:43pm

Question:8th Grade Algebra
How do you get a variable term from one side of an equation onto the other side? Can I get an example please?
Tuesday, October 28, 2008 at 11:15pm

8th grade
A'B'C' is the image of ABC after a dilitaion. AB=7, AC=10, A'B'=28, and B'C'=24. What is the scale factor of the dilitaion?
Monday, October 27, 2008 at 4:50pm

Algebra 1: 8th Grade
Can a steep slope be a negative slope? Why?
Wednesday, October 22, 2008 at 10:34pm

Science (8th grade)
How do cell phones work? I know they use radio waves, but how do they actually work??? Thanks :)
Wednesday, October 22, 2008 at 7:04pm

science
what are the formulas for speed, distance, and acceleration for 8th grade science
Tuesday, October 21, 2008 at 7:41pm

8th grade
Speculate about how the invention of the microscope might have helped doctors to understand what caused diseases?
Tuesday, October 21, 2008 at 3:57pm

8th grade
equation 1.5(8x)=300 It tells me to simplify the left side of the equation and solve. Can you help?
Tuesday, October 14, 2008 at 8:12pm

8th grade
c (circumference) c=pie d where d is the diameter. How do i find d to the nearest hundredth when c=39cm? and i have to solve the formula C=pie d for d.
Tuesday, October 14, 2008 at 7:54pm

8th grade, history ?#8
What type of relationshi exsited between the french and native americans living in north america?
Saturday, October 11, 2008 at 1:34pm

8th grade, history ?#5
What type of relationship exsited between the spanish and native americans living in north america?
Saturday, October 11, 2008 at 1:30pm

8th grade, history ?#4
What types of permant settlements did the spanish establish in north america?
Saturday, October 11, 2008 at 1:28pm

8th grade, history ?#2
What type of relationship exsited between the spanish and native americans living in the caribbean and south america?
Saturday, October 11, 2008 at 1:24pm

8th grade, history
What was life like in spanish settlements in the caribbean and south america?
Saturday, October 11, 2008 at 1:22pm

Science-8th Grade
Convert these mertic measurements: 1. 5.7g =_____cg =_______mg 2.3326mm =______m =________km 3. 254cm =_______m =_____dm Can you at least give me a conversation table or something, i don't really know how to do these.
Monday, September 29, 2008 at 10:44pm

Algebra 1-8th Grade
Describe a situation in which a graph is more helpful thana table. Explain why. I can't thing of any situation that relates to this.
Monday, September 29, 2008 at 10:12pm

8th Grade Algebra1
The question is... Name the identity element for union. I really have no idea...thank you for any help!!!
Sunday, September 28, 2008 at 12:23am

8th grade home economics
what are the aims in cereal cookery and why do you have to eat so much fibre?
Wednesday, September 24, 2008 at 9:32pm

8th grade
I am having trouble with these kinds of problems and I ask my teacher but he doesnt explain it good enough. Will you please tell me step by step instructions to solve this type of problem... -2(z + 11)=6 thank you
Tuesday, September 23, 2008 at 4:22pm

Algebra 1: 8th Grade
How many values of x make each statement true? Explain your reasoning. a) 3x+3=3(x+1) b) x-4-x=0 I don't get what the question is telling me to do. Help?
Monday, September 22, 2008 at 10:04pm

8th grade Social Studies
How might the colony of Georgia have been different if Oglethorpe's plan had succeeded?
Saturday, September 20, 2008 at 7:53pm

8th grade Social Studies
Why did more enslaved Africa live in South Carolina than did white settlers?
Saturday, September 20, 2008 at 7:51pm

8th grade
EACH STATEMENT DESCRIBES TWO WORDS THAT WHEN FUSED TOGETHER CREATE A NEW UNRELATED WORD. QUESTION: THIS IS AN ALLOTMENT OF DNA
Thursday, September 18, 2008 at 9:33pm

8th grade Science
The density of salt(sodium chloride) is 2.16g/mL. What is the volume of 216g of this solid?
Thursday, September 18, 2008 at 8:38pm

8th grade
i have to write a riddle about variables how am i supposed to do that with out ever writing a riddle before?
Wednesday, September 17, 2008 at 8:44pm

8th grade
A 1.0-kg ball with avelocity of 5m/sec hits another 1.0-kg ball that is stationary. What is the momentum of each ball before the collision?
Saturday, September 13, 2008 at 7:56pm

8th grade Social Studies
rewrite the constitution... How do you set up the paper?? roman numerals and re-think the current constitution and write what I tihnk it should say?
Monday, September 8, 2008 at 9:32pm

8th grade
metric conversion 240millimeters to centimeters, decimeters, meters, decameters, hectometers, kilometers
Sunday, September 7, 2008 at 6:17pm

language arts 8th grade
blank is to vain as modest is to conceited define the words part in the sentence: Everyone should listen to the teacher. sorry it sounds so easy but i have trouble plz and thanks.
Wednesday, September 3, 2008 at 3:37pm

Health 8th grade
Please check this question for me thanks What method of sterilization uses the same agents as are used to disinfect instruments ? A dry heat B gas C chemical D surgial asepisis I pick C
Saturday, April 19, 2008 at 7:22pm

Science 8th grade
How does a blood clot in you right leg turn into a pulmonary embolsim? any hlep would be great thanks
Wednesday, April 2, 2008 at 6:09pm

Science 8th grade
What would be the best treatment for polycythemia vera ? I was wondering if there is a web site that may be able to help me I can't seem to find one thanks
Thursday, March 27, 2008 at 8:28am

Science 8th grade
please check my answer thanks True or False Blood gains oxygen when it passes through the liver I said true
Thursday, March 27, 2008 at 8:16am

Science 8th grade
What is it called if you get pain in you leg when you walk and the pain stops if rest ?
Wednesday, March 26, 2008 at 7:49pm

Science 8th grade
please check my answer thanks True or false Blood gains oxygen when it passes through the liver I said True
Wednesday, March 26, 2008 at 7:44pm

Science 8th grade
Please cehck my answer thanks Blood gains what when it passes through the liver ? I think it is carbon dioxide
Tuesday, March 25, 2008 at 8:13pm

Science 8th grade check answer
The cellular process involves mitosis is fertilization ? True or False I picked True
Saturday, March 22, 2008 at 6:53pm

Science 8th grade
A cell digests proteins through a ___________ process? Where I can I get some information on this thanks
Saturday, March 22, 2008 at 6:45pm

8th grade Science
How does the behavior of atoms and molecules differ between solids liquids and gasses?
Saturday, March 15, 2008 at 10:50pm

IPC 8th grade
a motor does 5,000 joules of work in 20 seconds. What is the power of the motor.
Thursday, March 13, 2008 at 1:38am

8th grade astronamy- apparent magnetudes
whats the differences in magnitudes of the sun and sirius?
Saturday, March 1, 2008 at 2:38pm

math-8th Grade
I'm stumped. Would someone please guide me? The question is: 175% of a number is 50. What's the number? Thank you!
Tuesday, February 12, 2008 at 6:27pm

studying
wut should i study for a social studies unit test in the 8th grade????
Thursday, January 24, 2008 at 8:04pm

8th Grade Science
Here is another one: "The interval between two events is the ______________."
Thursday, September 27, 2007 at 7:47pm

science(8th Grade)
List three things aboout Minerals of the Earth Crust Author Holt Rinehart & Winston
Wednesday, September 13, 2006 at 8:29pm

Alegbra
who ever will help me I do not understand this problem? Solve each exponential. Give the exact value of x 6^x = 1/36 3^x = 8 I really do not understand at all I have not taken algebra since 8th grade and went back to school at 67, Thank you if you wish to help me understand ...
Tuesday, May 13, 2014 at 2:25pm

8th grade science
If you see that a hot-air balloon is rising above the top of a hill, what is the top of the hill called?
Thursday, May 1, 2014 at 7:59am

MATH
there are 400 students at smith Elementary school 1/4 of the students are in fourth and fifth grade, 1/10 of the students are in grade 3, 2/8 are in second grade and 2/5 are in first grade . How many kids are in each grade? (4th and 5th have an equal amount)
Monday, March 24, 2014 at 3:14pm

Science 8th Grade
What was the hiker's average velocity? Distance = 6km West Starting Time = 9:45 Ending Time = 10:45 A. 4.0 km/h south B. 0.10 km/h north C. 10 km/h south west D. 6 km/h west
Friday, February 14, 2014 at 11:08am

8th Grade History
In which region do rivers flow into a basin but evaporate before they make it to a larger body of water? A.the Coastal Plains B.the Great Plains C.the Great Basin D. the Everglades Thank ya!!! <3
Saturday, January 25, 2014 at 4:58pm

physics
in a game a toy car slides down a slop if the top of the slope is 2 m higher than the foot of the slope how fast will the car be moving when it reaches the foot assume that all of its g.p.e is transformed to k.e (i'm 8th grade so simple answers pleas)
Saturday, January 18, 2014 at 2:10am

8th Grade Earth Science Help?
Which of the following terms refers to the time it takes for one-half of the radioactive atoms in a sample of a radioactive element to decay? - relative age - absolute age - potassium-argon data - half-life** Is my answer correct?
Tuesday, January 14, 2014 at 7:05pm

8th Grade Algebra
Taylor's front porch is rectangular. The length is 3 feet more than the width. The perimeter of the porch is 14 feet. What is the width of the porch?
Saturday, January 11, 2014 at 6:40pm

8th Grade Writing
That's great! that was my main idea but how would he be able to get the money from his brother anyway? so far i have made it so that the guy kidnaps his brother and his brother's wife. the daughters going to save them but how would he take the money?
Saturday, December 14, 2013 at 5:28pm

8th Grade Writing
Hello, I'm writing a story adn was wondering if someone could give me realistic reasons as to why a brother would kidnap hid brother? thats kind of what happenes in my story. the brothers are like 50 years old though. thank you!
Saturday, December 14, 2013 at 3:24pm

math
in an ap the difference is between the 8th and 4th term is 20 and the 8th term is one and the half times the fourth term what is the common difference
Friday, November 8, 2013 at 4:44am

8th grade reading ! please help !
I have a presentation due tomorrow on a connection that I made with the Anne Frank Remembered novel but I cant think of an item that I can connect to the novel.. I need help. It has to be one paragraph about the connection and it can be a song,poem,or object. Please help me !
Monday, September 23, 2013 at 9:59pm

8th Grade Math
Write an equation and show all work. The sum of three consecutive odd numbers is 111. What is the smallest of the three numbers? (I don't understand the question >.<)
Sunday, September 22, 2013 at 10:04pm

8th grade math HELP URGENT!!!
Solve Each equation by first dividing each side of the equation by the number outside the parentheses. When would you recommend using this method to solve an equation? Explain. A. 9(x-4)=72. B. 8(x+5)=60
Thursday, September 12, 2013 at 9:11pm

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