November 30, 2015

Homework Help: 9th Grade

9th grade
what are the 2 driving forces of natural selection?
Sunday, August 30, 2009 by jessica

9th grade biology
a fatty acid with the maxium number of hydrogen atoms possible is
Wednesday, August 26, 2009 by miraj

9th grade SCIENCE
Need expamples of Elements, Mixture or compounds
Tuesday, August 25, 2009 by AndreaO

9th grade
what is the study of interactions of biological, cultural, geographical and historical aspects of humankind?
Tuesday, August 25, 2009 by Libby

Algebra 1, 9th grade
48x^2y + 20xz + 12xy + 5z xy - 3x – 8y + 24 are these Prime expressions or not?
Tuesday, August 4, 2009 by Kenya

Algebra 1 9th grade
Which of these are less steep? y=5x+6 y=5x-6 y=x-3 y=x+3 I think it is one of the last two, but I do not know
Friday, July 24, 2009 by Anonymous

9th grade
what are the physical features of niagra falls
Wednesday, June 17, 2009 by Anonymous

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 by andréa

physical science 9th grade
how do you balance equations
Thursday, June 4, 2009 by mish

9th grade biology
How does binomial monenclature relate to Genus and species? Also, what is the proper form for the scientific name of an organism?
Monday, May 18, 2009 by Christina

9th grade health
what is is formed as a waste product during respiration
Monday, May 11, 2009 by renee

9th grade
how does increasing the temperature of a solvent affect the solubility of a gas?
Monday, May 4, 2009 by jazmin

9th grade
Which has the greater electrical resistance, filament in a light bulb or a copper conducting wire? Explain how you know.
Wednesday, April 29, 2009 by maria nguyen

math 9th grade
how do i solve this equation? square root of x^2-25=x-1
Monday, April 27, 2009 by anonymous

9th grade Science Bio.
Help with a short summary of the cell theory. Ideas?
Wednesday, April 22, 2009 by Davbid

9th grade
Explain what is meant by the "dual nature" of light
Wednesday, April 15, 2009 by Jenny

9th grade algebra
This is for my daughter. find the product of x^2 -4/5 X x + 2/x - 2 could you please show us the work so we can try to understand how it works?
Thursday, April 9, 2009 by Dippy

9th grade
what is the difference between homologous and vestigial structures and how do they support darwins theroy of eveolution
Wednesday, April 8, 2009 by amy

9th grade algebra
How do I sketch the graph of this equation? h=-08t2 + 10t
Monday, April 6, 2009 by Ryan

9th grade - Algebra???
how do i turn the following equations into standard form? -14x = 24 + 18y y = 9/2x - 7/2 -3y = -6 + 6x -20/3 = 5y + -5x y = 3/2x + 5
Saturday, April 4, 2009 by Bethany

9th grade math
how do i solve for this problem? Xsquared-10=0
Friday, April 3, 2009 by anonymous

9th grade Earth Science
What factors do you believe influences the weather of Rochester, NY?
Thursday, April 2, 2009 by Anonymous

9th grade
hoq to solve equations using the quadratic forlmula. ex. 2Xsquare -7X +5=0 please ehlp
Wednesday, April 1, 2009 by kaila

9th grade
9 divided by radical 27a to the fifth power
Sunday, March 29, 2009 by mike

9th grade
how to build a dna molecule using sticks
Saturday, March 21, 2009 by tina

9th grade
solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!
Sunday, March 15, 2009 by helpme!!!!!!!!!

9th grade Arts and Culture
What are the elements of art
Saturday, March 7, 2009 by Thembi

9th grade
one method that the sumerians used to survive and overcome the limitations of their geographical enviroment was?
Friday, February 27, 2009 by ricardo

9th grade
Analogies Anemia is to blood AS concussion is to _________
Thursday, February 26, 2009 by Ashely

9th grade
My question is on Distributive Property, I need help on the following questions. 1. 3(u+v) 2. 4(2+5s)+3 3. 1(a+2j+12k) 4. 15(ab+3c) 5. 2(a+2b)+3(2a-b) 6. 3(e-4f-ef) Thanks
Sunday, February 22, 2009 by danny

9th Grade English
Is this the correct abbreviation for instructor (instr)
Sunday, February 15, 2009 by Carly

9th grade algebra
how do you solve and graph variable inequalities?
Thursday, February 12, 2009 by ryan

9th grade
how do i figure out 3.50a+1.00b=1131
Wednesday, February 4, 2009 by heather

9th grade
can you help me with finding the rate of change and slope in algerbra 1?
Tuesday, February 3, 2009 by mary

9th grade
how many parts is earth's lithosphere divided into?
Saturday, January 31, 2009 by leelia

9th grade
must there be an unbalanced net force acting on any moving object?
Thursday, January 29, 2009 by polly

9th grade
wich one is the (SI) unit temperture? kelvin fahrenheit joules celsius thank you
Wednesday, January 28, 2009 by kalene

9th grade
What led to Germany's decision to sign the armistice
Wednesday, January 21, 2009 by cherry

9th grade science
For examples of carbohydrates if eggs one of them
Thursday, January 8, 2009 by Spongebob

9th grade science
What foods have all 3 organic compounds and are good for health? And why?
Thursday, January 8, 2009 by Spongebob

9th grade chemistry
what is the study of substances containing carbon?
Wednesday, January 7, 2009 by hannah

9th grade
ms.sue whats the answer?to my question? Thanks,Daves dad
Wednesday, January 7, 2009 by Dave

9th grade
using only 15 of these letters,tlpuytsiaaganbrnlrog,what do you call a female bug that floats?
Wednesday, January 7, 2009 by Dave

9th grade sience
what do you call a female bug that floats?
Wednesday, January 7, 2009 by Dave

9th grade
what is one obstacle that both martin luther king and richard wright address in i have a dream and black boy.
Thursday, December 18, 2008 by Lauren

9th grade math
what is the most precise name for the quadrilateral with the given vertices of A(1,4), B(3,5), C(6,1), D(4,0)???
Thursday, December 18, 2008 by alyssa

9th grade
Can you give me the city build by a man that last name is the great?
Thursday, December 11, 2008 by ms.u

9th grade science
balance Al+CuSO2=Al2(SO4)3+Cu
Wednesday, December 10, 2008 by taylor

9th grade
Name 3 of the factorsleading to greater imperialistic activity troughout the world
Tuesday, December 9, 2008 by Anonymous

9th grade geography
What are some motives for conflict that have affected the balkan paninsula for centuries? I need four
Monday, December 8, 2008 by Kaylynn

9th grade chemistry
what is the name for CsF? i had cesium flouride but it's wrong... help?
Friday, December 5, 2008 by lyne

9th grade chemistry
Is the name for CuH2PO4 copper dihydrogen phosphate? I don't really understand the ones with the H2 in them... thanks
Thursday, December 4, 2008 by alyssa

9th grade : Algebra
How would you work out this problem? 2x+5y=10
Tuesday, December 2, 2008 by Kali

9th grade SPANISH
venezuelan influences on AMERICA(like CULTURE,LANGUAGE,ECONOMICS,etc.)need b4 2morow
Sunday, November 30, 2008 by ASAP!!!!

9th grade
what is simple intrest?,where do you use it in every day life?,how you use it?.
Sunday, November 23, 2008 by tevin roberts

9th grade
What are the pros and cons of coal-fired power plants?
Sunday, November 23, 2008 by Henrietta

9th grade
What catastrophe makes your kitten happy?
Thursday, November 20, 2008 by Austin

9th grade
find the unit rate 3 tablespoons for 1.5 serving how do u do it??? helpp thanks
Wednesday, November 19, 2008 by kelly

9th grade earthspace science
how do you decribe condinsation on a glass of a cold beverage on a warm day as?
Sunday, November 9, 2008 by mayme

9th grade
i need more infor on literal equations solve ofr s: y= 3(t - s)
Tuesday, October 28, 2008 by lcaude

9th grade english
Can you help write an extended metaphor comparing me to an m & m?
Thursday, October 23, 2008 by Marco

9th grade
tell how each of the follwoing pairs of terms are related. mass: matter
Wednesday, October 22, 2008 by Anonymous

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 by Jason

9th grade
what is criteria for calling something an injustice?
Tuesday, October 21, 2008 by dee

9th grade
English: I need help writing a skit on a greek myth, primarily about Thesis.
Sunday, October 19, 2008 by John Jacob

9th grade- ART
What are the good and bad uses of clay?
Saturday, October 18, 2008 by Sam

9th grade
why did miss muffet need a road map
Wednesday, October 8, 2008 by nicole

9th grade
How do you calculate the velocity of a quarter dropped from a tower after 10 seconds?
Sunday, October 5, 2008 by Layla

9th grade
what is nickel's state of matter at room temperature
Sunday, October 5, 2008 by tishelle

9th grade
ineed help! why did robert hooke's cork cells appear to be empty?
Friday, September 19, 2008 by melphie

biology 9th grade
trying to find information on why the six kingdoms classifications changed to 5?
Tuesday, September 16, 2008 by blake

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 by mysterylvr6

9th grade
I need to know about a woman name christine salazar can you help?
Wednesday, September 10, 2008 by patricia

9th grade Eng. Honors
How does the mood of a story affect the outcome?
Wednesday, September 10, 2008 by Shara

9th grade Eng pre ap
This question deals with the the 4 verb tenses By the climax, thr central character in the novel accepted his responsibility HELP!
Monday, September 8, 2008 by Megan

9th grade
explain how each value in the addition table changes when you move up 5 rows and left 3 columns
Wednesday, September 3, 2008 by rozi

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 by anthony

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 by anthony

9th grade
wats the meaning of tone... for art?
Monday, August 25, 2008 by amelia

9th grade
solve the rational equation 4/x-2=x/12 would the answer be -1,3
Friday, August 22, 2008 by nicky

9th grade
what divides the earth into the northern and southren hemispheres
Friday, August 22, 2008 by Anonymous

9th grade Health
What is the ABCs of healthful living
Wednesday, March 12, 2008 by Derek

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 by shelby

(-mn8)3 would it be: -m^3n^3164 (-mn8)3 = -24mn Without carrots I have no idea where your exponents are. how?I don't get this one? Is this Sandro from Mrs.Pfeiffer's class?What grade are you in? Leo is saying you need to use carets to show an exponent. As you have ...
Wednesday, November 8, 2006 by Sandro!

Grade 9th
If 6.5g of zinc reacts with 5.0g of HCL,according to the reaction.Zn + 2HCL:zncl2+h2 Which substance is the limiting reaction? How many grams of the reactant remains unreactant? How many grams of hydrogen would be produce?
Monday, December 22, 2014 by Ettefa Tirfessa

physics 9th grade
What is the impulse that must be applied to stop a 90-kilogram running back on a field at a speed of 4.5 meters per second. (Hint:remember the relationship of impulse and change in momentum)
Tuesday, November 18, 2014 by mya

Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th Grade 7th Grade 8th Grade High School 9th Grade ...
Thursday, October 9, 2014 by Anonymous

9th grade algebra
An Electrician Charges $120 After 2 Hours Of Work And $190 After 4 Hours Of Work. Write A Linear Model That Represents The Total Cost.
Sunday, October 5, 2014 by Amanda

9th Grade Bio
_______ is the process of digesting food and extracting the energy from it. Directions: Fill in the blank. Please help me answer this question. I've looked through all my textbooks and notes but they didn't mention this anywhere. Can someone please help me? Thanks
Monday, August 25, 2014 by Layla

9th grade algebra
suppose the population of deer in a state is 10,280 and is growing 1% each year. predict the population after 5 years.
Thursday, February 6, 2014 by mobile

I am doing my summer reading for 9th grade reading assignment & need to write about 10 passages from a variety of literary terms. Could you explain some of these terms?
Thursday, August 29, 2013 by Valerie

Math for Educators
Find the 9th term of sequence. 4, 12, 36, 108, .... The 9th term of sequence is ?? My answer 236,196 4+[3(n-1)] Correct?
Tuesday, June 4, 2013 by Carol

Math (9th grade)
Write an equation in point slope form of a line parallel to 12x-2y=6 and passes through the point (-4,-3)
Tuesday, January 29, 2013 by Lydia

Suppose you won a contest at 9th grade start that deposited $3,000 in an account that pays 5% annual interest compounded continuously. You go to college for four years (four years later). How much will you have then?
Monday, January 21, 2013 by Chencho el chancho choncho

urgence question for physic grade 9th
A truck gradually start off from rest with a uniform. accelleration of 2m/s2 .it reaches as velocity of 16m/s. Using this equation v2 +2as .what is distance it travell while its accellerating?
Thursday, January 17, 2013 by meer badok obany

9th grade Algebra
The question that Mr. Kirk helped me with a little while ago. I am trying to do it on my calculator this time. I cannot seem to come out with the answer. I can't seem to get a logical answer. Will you please explain it to me? I just cannot grasp it!!
Wednesday, August 22, 2012 by Reed

9th grade Algebra
Did I get the right answer for this? Evaluate the expression 3x squared - 5x when x= -2 My Answer is 46. I got this by doing 3 times -2 and squaring that and then multiplying 5 times -2 and subtracting that ( negative 10 ) from 36. Is this correct?
Wednesday, August 22, 2012 by Reed

9th grade math
How does 3 and5/8 minus1 and3/4 equal1 and3/4
Thursday, July 26, 2012 by nita

9th grade math
How does 3 and5/8 minus1 and3/4 equal1 and3/4
Thursday, July 26, 2012 by nita

9th grade math
How does 3 and5/8 minus1 and3/4 equal1 and3/4
Thursday, July 26, 2012 by nita

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