March 31, 2015

Homework Help: 8th Grade

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8th grade math
do you have anything on linear equations or categories on FCAT because I need to study. :)
Monday, March 8, 2010 at 3:28pm

8th grade science
how do i solve this problem The Math Behind the LawHow much force is Mike applying to the 1000 kg car to make it accelerate at a rate of .05 m/s2?
Friday, March 5, 2010 at 2:46pm

Please analyze the following data using the T-test for Unpaired data: A school district wants to determine if the girls are equal to boys in test scores. They took a random sample of 22 8th grade girls and 24 8th grade boys. The district looked at recent CAT scores and found ...
Sunday, February 28, 2010 at 11:45pm

8th Grade Math
Draw and label a rectangle whose area is represented by the following expression; (x+1) (x+5). Then write an equivalent expression in expanded form. I have absolutly no clue how to do that. :/
Monday, February 22, 2010 at 8:26pm

8th grade
Can you make a sentence that is not to hard to understand using the words growth factor, exponential form, and decay factor?
Thursday, February 11, 2010 at 7:54pm

8th grade science
What is a vertical section of the ocean from it's surface to the ocean floor called?
Thursday, February 4, 2010 at 6:48pm

8th grade
why do states need to be concerned about laws passed in other states
Thursday, February 4, 2010 at 4:47pm

8th grade
in the formula for lateral surface area for a square base pyramid is 1/2Pl but what does the little l mean?
Tuesday, January 26, 2010 at 7:50pm

8th grade
Hey In Science were are learning about speed and motion and our teacher gave us the assignment to make a speed acrostic. Can I Get Some HELP?
Monday, January 25, 2010 at 8:15pm

8th grade math
find the product of the only set of three consecutive prome numbers that differ by 2.
Tuesday, January 19, 2010 at 11:33pm

8th grade
a chess board has 64 squares if pieces occupy 19 squares how many squares are unoccupied?
Sunday, January 17, 2010 at 7:33pm

8th grade
The area of a rectangle is 45cm2. The height is one less than two times the base. what is the length of the base
Monday, January 4, 2010 at 3:14pm

8th grade
how do you solve this 3(4-x)-22=x+48 solve for x please help me!!!!!
Sunday, December 27, 2009 at 3:10pm

U.S History- 8th grade
What was the geography and economy like in the England colonies, middle colonies, and southern colonies? Do you guys know any good websites to check out?
Sunday, December 13, 2009 at 9:05pm

8th grade
which of the following stated that the United states would not tolerate European intervention in Latin America?
Monday, December 7, 2009 at 8:52pm

8th grade
wich of the following stated that the United states would not tolerate European intervention in Latin America?
Monday, December 7, 2009 at 8:42pm

8th grade
how do you draw an atom of the isotope nitrogen 14? I know it has 7 protons and 7 neutrons but how do I draw it?
Thursday, December 3, 2009 at 8:08pm

8th grade Algebra I (junior level math)
How do i solve proportions? step by step answers plz!!!! EXAMPLE! g/5 = 6/10
Tuesday, December 1, 2009 at 7:23pm

8th grade math
John has already saved $40 and wants to buy an I-Pod for $129 in 4 months. To find how much he should save each week he wrote the following equation: 40+16n=129.
Sunday, November 29, 2009 at 10:14am

8th grade math
I need to know what two fractions when subtracted equal: 3/5, 1/9, and 3/10 the denominator has to be different and it cant be an improper fraction.thanks
Friday, November 27, 2009 at 5:26pm

8th grade
who said, "I only regret that I have that I have but one life to lose for my country"
Wednesday, November 18, 2009 at 9:39am

8th Grade Science
by stirring a gas in a liquid,its solubility does it speed up or slow down n the dissolving process............PLEASE HELP ITS HARD
Tuesday, November 17, 2009 at 6:39pm

8th Grade Social Studies
I have to make a comic strip of trade and West Africa, and I am kinda at a loss, any suggestions??
Thursday, November 12, 2009 at 8:34pm

8th grade
its in Algebra 1 ! the riddle is whom should you see at the bank if you need to borrow money. its 15 letters. a teller doesnt fit. i dont know ! i need help ! PLEASE
Wednesday, November 11, 2009 at 9:09pm

8th grade
Please Help Me. I'm doing a Science Fair Project, and I need help with finding simmilar experiments to mine. My experiment is: Which saliva is cleaner: Cat, Dog, or Human???
Wednesday, October 28, 2009 at 6:22pm

8th grade
a student wo weighs 500 newtons climbed the stairs from the first floor to the third floor 15 meters above in 20 seconds A.how much work did she do? B.what was her power
Sunday, October 25, 2009 at 2:09am

8th grade
on my homework it say . on your paper write the word or words that are being moodified by the adverbs in italice in each sentence. how do i do this
Friday, October 23, 2009 at 12:32am

8th grade
ok my teacher just assigned me this wikid stupid worksheet with a riddle whom do you see at the bank if you need to borrow money?
Tuesday, October 6, 2009 at 3:41pm

8th Grade Algebra (AP) f(x)=-3x Model the rule with a table of values and a graph.
Monday, October 5, 2009 at 10:01pm

8th grade
what are the major commercial fish caught in the bahamas and tell where they are caught
Saturday, October 3, 2009 at 1:28pm

8th grade math
how can you use prime factorization to determine the LCM and GCF of two numbers?
Wednesday, September 30, 2009 at 7:55pm

8th Grade Math
How do you solve this equations? (xy^-3)^-5 (3x^4)(4x^12) ab^-6 ______ c^0d^-4 x^3y^0(z^-4) Can you please show it step by step? Thanks.
Saturday, September 26, 2009 at 1:08pm

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
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
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

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 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 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
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 Physics
I don't quite get the formula "w=(fd)" i understand what to do once you get the data, but i can't seem to ever get the data from the six basic machines, and converting the measurement units. I really need help, please
Tuesday, December 16, 2008 at 10:26pm

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 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

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

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

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 ?#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

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
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

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