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November 23, 2014

Homework Help: 8th Grade

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8th Grade Science
I have to do a project and I have to have 9 or more physial and chemical properties of colloids and suspensions. I am soo stuck!!! Help!! Thanks!
Monday, February 28, 2011 at 7:15pm

8th grade science
why does the high specific heat of water make it essential to life?
Tuesday, February 15, 2011 at 9:10pm

8th Grade Algebra
If Julie draws a card from a standard deck of well-shuffled playing cards, what is the probability that he draws either an ace or a heart?
Monday, February 14, 2011 at 1:37pm

8th grade science
Is predator-prey the most important ecological relationship? Thanks everyone!
Monday, February 7, 2011 at 6:06pm

8th grade American History
For my school assignment I am to create a Facebook for George Washington. Anyone have an idea of people I could put in his friends list?
Saturday, January 8, 2011 at 12:33am

algebra 1 8th Grade
Find the constant of variation for the direct variation. F(x)=4.5x
Thursday, January 6, 2011 at 12:02am

8th grade science
Hi! For a research project from my science class I'm having trouble trying to find an answer to the following problem. How does the Man-o-War care for their young? Thanks!
Wednesday, January 5, 2011 at 4:14pm

8th grade science
HI! I need help with detremining how long my essay should be. It has to be from 4-5 minutes long. Thanks!
Wednesday, January 5, 2011 at 11:46am

8th grade science
compare and contrast the effect of a catalyst on a chemical reaction with that of an inhibitor?
Tuesday, December 21, 2010 at 6:11pm

8th grade
how do i know if all of the points are on the boundary line or they are all below it?
Thursday, December 16, 2010 at 11:07pm

8th grade
Please suggest a few topics to present in micro-soft power point
Tuesday, December 7, 2010 at 7:22am

8th grade science
A 1 kg ball moving at 3 m/s strikes a 2 kg ball and stops. If the 2kg ball was initially at rest, find its top speed after the collision
Wednesday, December 1, 2010 at 9:22pm

8th grade
I don't understand constant rate of change can you give me some examples. The graph I have shows the depth of the water in a vase over 8 days
Wednesday, December 1, 2010 at 7:50pm

8th grade
Tom had scores of 78, 88, 94 and 79 on his first four science tests. What must he score on the next test to have an average of 88?
Monday, November 29, 2010 at 6:18pm

10th grade - chemistry
what is 670.8/1000000000 and then what is 3.0 * 10 to the 8th power divided by the top answer ...
Sunday, November 21, 2010 at 9:47pm

8th grade
advertising in arecent uear, outdoor advertisements amounted to 2.2% of all advertising dollars spent in the u.s. what fraction is this?
Sunday, November 21, 2010 at 9:19am

8th grade
At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
Monday, November 15, 2010 at 10:40pm

8th grade math
Translate the phrase to an algebraic expression. Justin had $31 before spending q dollars on jeans. How much money remains? Thank you
Sunday, November 14, 2010 at 8:03pm

8th grade math
is this expression correct? Question: translate 14 increased by y to an algebraic expression. my answer: 14 + y
Sunday, November 14, 2010 at 7:36pm

8th grade math
seeking help. Justin had $31 before spending q dollars on jeans. how much money remains? (translate phrase to an algebraic expression)
Sunday, November 14, 2010 at 7:07pm

8th grade Math
Can you please check my answer? Solve for x. 7- 7/2x = -5 my answer: x = 42
Saturday, November 13, 2010 at 12:22pm

8th grade pre-algebra
how to use a grid and lenghts of line segments to give a geometric argument
Thursday, November 11, 2010 at 7:23pm

8th grade
did anyone read the barcode tattoo by suzanne weyn? if you did, can you help me find 2 hyperboles and the page numbers? the help is greatly appreciated. thank you
Thursday, November 11, 2010 at 6:55pm

8th grade
two children are fighting over a toy pull on it from opposite sides .the result is stand off.explain this term of the net force
Sunday, November 7, 2010 at 12:13pm

8th grade
i have a project in science and i can't seemed to find the explanation of an element's, silver, symbol. Thanks so much!!!!!!!!!!!!!!
Sunday, November 7, 2010 at 7:42am

8th grade science
Describe the motion of a bicycle in a race in terms speed,velocity,acceleration.
Sunday, November 7, 2010 at 1:08am

8th grade
5[6-2(5-3>to the zero power)] Please help so confused answer = -20 or 100 idk please help !
Friday, November 5, 2010 at 10:27am

8th grade
Consider the equation 3x+5y=k, what values could k so that the x-intercept and y- intercept on teh equations graph would both be integers. explain.
Thursday, November 4, 2010 at 7:33pm

8th grade
what is the area of a regular hexagon ABCDEF if AB= 2 units? express your answer in simplist form.
Wednesday, November 3, 2010 at 12:44am

8th grade
If there were 10 grams of iron and 20 grams of water what would the total amount be?
Tuesday, November 2, 2010 at 8:00pm

8th Grade Math
Can somebody help me solve this problem? Simplify and evaluate the expression for y = 0, z = -1.5. -0.8z +0.005z(-0.001y - 3.1 + (-1.5z + 3))
Monday, November 1, 2010 at 12:12pm

8th grade
i have a project and its about genres and i would like to know what are five characteristics of realistic fiction? Thanks
Wednesday, October 27, 2010 at 6:58pm

8th grade
why do teachers give us esay projects and make it seem harder than it is when it really is not neccessary?
Monday, October 25, 2010 at 9:12pm

Algebra.
I'm in 8th grade, im in algebra, and this is my question: x=a+b+c ----- ab solve for a. please help!!
Monday, October 25, 2010 at 8:34pm

8th grade
what type of liquid will cause apenny, paperclip,and a sewing needle to rust the fastestes
Saturday, October 23, 2010 at 12:04pm

8th grade
What does charlie realize about himself when he takes the rorschach test on april 22?
Sunday, October 17, 2010 at 7:50pm

8th grade
Who was influenced negatively by the southern code of behaviour in the autobiography of miss jane pittman, and how?
Friday, October 8, 2010 at 10:00pm

math 8th grade
I need to combine like terms. Here are a few questions that I am having trouble with. -r - 10r n-4-9 -4+7(1-3m) Please help ! thank you.
Thursday, October 7, 2010 at 1:46pm

8th grade
I cant Figure this out... Find each Unit Rate: Four pounds of apples cost $1.96 and Sal washed 5 cars in 50 mins
Monday, October 4, 2010 at 12:52am

History
8th Grade History; where is massachusetts bay located? what is the purpose of its discovery? advantage, and disadvantage. relationship with the local indian tribes. and 1 interesting fact. i cant find ANY of this. help?
Thursday, September 30, 2010 at 5:17pm

8th grade
Math I am a fraction in simplest form. I am greater than1/3 and less than 1/2. The sum of all my digitsb is 8. the difference between my numerator and denominator is 7. What fraction am I?
Thursday, September 30, 2010 at 12:33am

earth
If the Earth has so much mass, then how does it "float"? (My 8th grade Astronomy class trying to figure this out. -Lauren
Wednesday, September 29, 2010 at 9:06am

8th grade Math
Put the following numbers in order from least to greatest. 0.0875, 7/8, 0.875%
Monday, September 27, 2010 at 11:46am

8th grade
I'm trying to graph each function for the given domain. Can you let me know if I'm on the right track or not? 3x-y=1;d:(-3,-1,0,4) I have -y=3x+1 x,y -3,12 -1,4 0,0 4,-16
Wednesday, September 22, 2010 at 7:37pm

8th grade
HOW CAN SOCIAL DEVELOPMENT IMPROVE THE ECONOMIC DEVELOPMENT OF A COUNTRY?
Tuesday, September 21, 2010 at 8:19am

8th grade
write each number as the product of prime factors. (a) 42__________________ (b) 110_________________ (c)...__________________ (d)...__________________ .... ....
Monday, September 20, 2010 at 6:40pm

8th grade
calculate each power of 10 what pattern do you see in part (a) explain hoe your pattern can show that 10 to the pwoer of 0=1
Monday, September 20, 2010 at 6:01pm

8th grade math
How do I create a calendar with expressions using letters a,b,c, and d (1,2,3,4). Each expression needs to equal each day on the calendar.
Sunday, September 19, 2010 at 4:23pm

8th grade
How do I create a calendar with expressions using letters a,b,c, and d (1,2,3,4). Each expression needs to equal each day on the calendar.
Sunday, September 19, 2010 at 4:10pm

8th grade math
simplify: 3 to fourth power minus square root of sixty-four divide (10-12 squared)
Sunday, September 19, 2010 at 12:53pm

8th grade
how to find common factors and common multiples for prime factorization.
Thursday, September 16, 2010 at 9:56pm

8th grade
Joe is stacking four cubes on top of each other and painting the outside of the stack. how many sides will be painted, not counting the bottom which is on the ground.
Wednesday, September 15, 2010 at 8:22pm

8th grade math
I need the equation for these numbers: 3, 9, 19, 33, 51 I see that the pattern goes up by 6, then 10, then 14, then 18 (4 more each time)
Tuesday, September 14, 2010 at 8:54pm

8th grade math
The perimeter of a square with a side length of s is given by the expression 4s, what is the permiter of the square shown? and on one of the sides it says 7.5m How would I answer this?
Thursday, September 9, 2010 at 5:11pm

8th grade
which of the following is an irrational number? A. 1 B. 9/17 C. 0.4166666666 D. Both A&C with showing work please or putting it in to words.
Tuesday, August 31, 2010 at 6:41pm

8th grade Algebra
Use the Distributive property to rewrite the expression and simplify. 6(y + 13)+ 21y
Friday, August 27, 2010 at 12:43pm

8th grade math
i need help NOW: A leather coat costs a fashion store $150. THey will sell it for a 70% profit. Find the profit as a percentage of the selling price.
Wednesday, August 25, 2010 at 6:56am

8th grade
4x plus 2yplus7x plus 3 is if x is 3 a ndy is 4
Tuesday, August 24, 2010 at 5:49pm

8th grade
define these terms or questions: what is an inital observation? what is an independent variable? what is an dependent variable? what is a control group?
Tuesday, August 24, 2010 at 5:10pm

8th grade
was pope gregory VII trying to purify the church form corrupt bishops or tryingto increase his own power ?
Tuesday, August 24, 2010 at 6:53am

8th grade math
12x+3x=15x use the distributive property to show that each statement si true.
Thursday, August 19, 2010 at 5:28pm

8th grade
5x=125 to the 6th power over 25 to the 4th power
Wednesday, August 11, 2010 at 11:24pm

math
what does term "factor each expression" mean in 8th grade math?
Wednesday, June 30, 2010 at 4:17pm

8th grade
when two or more substances combine to make a complex compound,the process is called a......WHAT??
Tuesday, June 8, 2010 at 8:58am

8th grade science
how do ear defenders work with the big idea energy transfer
Sunday, June 6, 2010 at 4:34pm

8th grade Composition
Identify parts of Speech for sentence below, on numbered word: 1 2 3 Before the eruption, Mount St.Helena was 4 like a giant pressure cooker.
Tuesday, May 25, 2010 at 11:11pm

8th grade
How do you diagram the following sentence: Who bravely dares must soemtimes risk a fall.
Sunday, May 23, 2010 at 10:43pm

8th grade algebra
need ideas of personal experiences to create a mathematical story problem using 4 pictures of this experience and solve the problem.
Wednesday, May 5, 2010 at 11:20pm

8th grade algebra
need ideas of personal experiences to create a mathematical story problem using 4 pictures of this experience and solve the problem.
Wednesday, May 5, 2010 at 11:20pm

Math
what page in the 8th grade texas math book is the let,if,then problems.
Wednesday, May 5, 2010 at 2:33pm

8th grade
what is a historical fact about independent and dependent events. im having so much trouble finding this answer on the enternet. HELP! thanks
Wednesday, May 5, 2010 at 2:19pm

8th grade
in sierra leone and liberia, many WHAT have to leave their homes because of civil wars?
Friday, April 30, 2010 at 1:11pm

8th grade
what it he reason a spoon gets hot when put in a bowl of hot soup?
Friday, April 30, 2010 at 12:07pm

8th grade history
Why did British colonies in north america put aside their differences to make Canada?
Sunday, April 18, 2010 at 9:43pm

8th grade physics
1. if you double the distance over which a force moves an object,the work will be multiplied by?? 2.if emily doubles her velocity.her kinetic energy will be? 3.the unit joule is equivalent to?
Friday, April 16, 2010 at 5:33am

science, 7th,6th,8th,9th grade
In what three ways can machines make work easier?
Thursday, April 15, 2010 at 10:39pm

8th grade
how do you solve ths problem?? 78mi on 3gal (find the unit rate)
Wednesday, April 14, 2010 at 11:46pm

8th grade
What are five major events that occured in the south united states during the1830s?
Monday, April 12, 2010 at 5:29pm

8th grade
what are large groups of stars, gas, and dust held together by gravity?
Sunday, April 11, 2010 at 9:42pm

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

statistics
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
how long would a tulip live if it had salt mixed in with its water?
Saturday, February 6, 2010 at 6:51pm

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 math
if I know the volume of something how do I find out what the length width and height are?
Wednesday, January 6, 2010 at 8:23pm

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
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

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