November 26, 2015

Homework Help: 8th Grade

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

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 by amir

8th grade pigskin georgraphy
Determine which state capital will be visited bty a team form a state capital.
Friday, October 31, 2008 by Anonymous

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 by Kelsie

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 by Joy

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 by Cortnee

Algebra 1: 8th Grade
Can a steep slope be a negative slope? Why?
Wednesday, October 22, 2008 by Joy

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 by Lily

what are the formulas for speed, distance, and acceleration for 8th grade science
Tuesday, October 21, 2008 by vahnna

8th grade
Speculate about how the invention of the microscope might have helped doctors to understand what caused diseases?
Tuesday, October 21, 2008 by Michelle

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 by tito

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 by tito

8th grade, history ?#8
What type of relationshi exsited between the french and native americans living in north america?
Saturday, October 11, 2008 by Debra

8th grade, history ?#5
What type of relationship exsited between the spanish and native americans living in north america?
Saturday, October 11, 2008 by Debra

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 by Debra

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 by Joy

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 by Joy

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 by Nicole

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 by monifa

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 by Sara

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 by Joy

8th grade Social Studies
How might the colony of Georgia have been different if Oglethorpe's plan had succeeded?
Saturday, September 20, 2008 by Thao

8th grade Social Studies
Why did more enslaved Africa live in South Carolina than did white settlers?
Saturday, September 20, 2008 by Thao

8th grade
Thursday, September 18, 2008 by craig

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 by BC

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 by caleb

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 by Debbe

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 by hiphopgirl

8th grade
metric conversion 240millimeters to centimeters, decimeters, meters, decameters, hectometers, kilometers
Sunday, September 7, 2008 by BTC

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 by taylor

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 by Mersaides

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 by Anonymous

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 by Anonymous

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 by Anonymous

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 by Anonymous

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 by Anonymous

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 by Anonymous

Science 8th grade check answer
The cellular process involves mitosis is fertilization ? True or False I picked True
Saturday, March 22, 2008 by Alley

Science 8th grade
A cell digests proteins through a ___________ process? Where I can I get some information on this thanks
Saturday, March 22, 2008 by Alley

8th grade Science
How does the behavior of atoms and molecules differ between solids liquids and gasses?
Saturday, March 15, 2008 by Zeli

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 by Debbie

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 by Kyle

8th Grade Science
My niece has this question on her homework. "Describe two advantages of the SI system over the system of measurement that is still commonly used in the United States." Does anyone have any thoughts?
Thursday, September 27, 2007 by Amanda

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

8th grade math
Please help! input-1 output-42 input-2 output-90 what is the relation?
Thursday, November 12, 2015 by ella

8th grade pre algebra line segments
It's asking me to use a grid and lengths of line segments to give a geometric argument but I'm not sure what that means or looks like.
Sunday, November 8, 2015 by Alexandria

math 8th grade
for a project, you need the diagonal fold of a square piece of origami paper to be 10 cm long. to what dimensions do you need to cut the square origami paper?
Thursday, November 5, 2015 by john

8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C? Can you please check my answer? 4...
Thursday, November 5, 2015 by Elise

8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?
Thursday, November 5, 2015 by Elise

History (Unit 2 History exam Unit 2 Lesson 10)
Hey guys! I need help in my History unit 2 exam for 8th grade, I was wondering if any of you took it yet and could help me with some of the questions... I really need help it's very hard! >.< Can u pretty please help? T-T
Wednesday, November 4, 2015 by Kiki

In an A.P the difference between the 8th term and 4th term is 20 and the 8th term is 1half timesthe fourth term. what is the common difference and the first term of the sequence
Thursday, October 22, 2015 by khlink

8th grade geometry
How do I find the answer to the following question without knowing the 3rd vertices? Graph a triangle with vertices (3,-2), (-3,2) and height of 3 units. The answer is supposed to be (3, -2), (0,1) and (-3, -2).
Monday, October 5, 2015 by Alexis

8th grade math
Karen ran a 400 meter race in 60.4 seconds and Kim ran 0.3 kilometers in 65.8 seconds. Who ran faster and why
Monday, October 5, 2015 by Anonymous

kumasi polytechnic
In A.P the difference between the 8th term and 4th term is 20,and the 8th term is one and half times the 4th term.Find the common difference, and the first term.
Thursday, September 24, 2015 by adjei

An “A” is considered 4.0, a “B” is 3.0, a “C” is 2.0, a “D” is 1.0, and an “F” is 0. In your first semester you received the following grades. Calculate your grade point average English = credits 3.0 Grade = C Biology = credits...
Tuesday, September 22, 2015 by Kristen

language arts 8th grade
is, "are we flying" a verb phrase? or is, "to disneyland" a verb phrase? please help
Monday, September 21, 2015 by hi

8th grade math
I need help solving this problem. y=14-1/32x. Y is the number of gallons fuel in tank, x is the number of miles driven. tank contains 8.5 gallons of fuel. y=8.5 8.5=14-1/32x
Thursday, September 17, 2015 by Jane

8th grade
find the point slope form of an equation of the line that passes through the given point and has the given slope (-3.-2) m=1/2 a) y + 2 = 1/2 (x - 3) B) y - 2 = 1/2 (x - 3) C) y - 2 + 1/2 (x - 3) D) y + 2 = 1/2 (x + 3)
Tuesday, August 4, 2015 by eduarda

I have a question I would really appreciate the answer. If 15% of my grade is 74% and 96 is 15% of my grade and 40% of my grade is a 60.5% without the final counting for 30% what is my grade? Please help thank you.
Friday, June 26, 2015 by kim

math please help 8th grade
y = 2x + 7 The slopes are equal. The graph has a greater slope. *** The equation has a greater slope.*** none of the above an i right? (:
Monday, April 20, 2015 by XenaGonzalez

math 8th grade
Face cards are removed from a standard deck of cards and the rest are set aside. two cards are drawn at random from the face cards. once a card is selected, it is not replaced. Find each possibility. P(jack and then king)? P(two black cards) answer 1/2 ?
Monday, April 13, 2015 by jill

8th grade math
Company A charges $25.00 for up to 100 minutes, plus $0.50 for each extra minute. Company B charges $50.00 for an unlimited number for minutes. What are the equations for each company?
Thursday, April 9, 2015 by Chris

Science 8th Grade
Items of clothing rub against each other when they are in a clothes dryer. This can sometimes cause a person to feel a slight shock when he or she removes the clothes from the dryer. This is due to A. The dryer not being grounded B. Static Electricity **** C. Current caused by...
Wednesday, March 4, 2015 by *

Science 8th Grade
1. How Will resistance change when the voltage increases in an electrical circuit if the current remains constant A. It will decrease **** B. It will stay the same C. It will increase D. It will decrease, then increase
Tuesday, March 3, 2015 by *

how many tiles 10cm by 25cm on each side is needed for a bathroom 8m by 10m? I need help on how to solve it... I learned how to do this in 8th grade but I'm now in 10th and I forgot how to do it. I'm preparing for the highschool exit exam and I need to do this problem ...
Monday, February 16, 2015 by kimberly

This is Engish 8th grade: So in my book titled "The Raven" by Edgar Allen Poe, the bird sits on the bust of Athena the goddess but my homework is asking my why Poe choose Athena and not another god or goddess and how does she go with the story... Please help thank you!
Tuesday, February 3, 2015 by Kendal

. 8th grade math
. Mkay ! So, one molecule of nitrogen reacting w/3 molecules of hydrogen makes 2 of ammonia. How many molecules of nitrogen must react w/42 molecules of hydrogen to make 28,of ammonia?
Wednesday, January 21, 2015 by None of your business

8th Grade Geometry
given that triangle ABC~ triangle XYZ, angle a=50, angle x=(2x+5y), angle z= (5x+y), and that angle b =(102-x), find angle z.
Sunday, January 11, 2015 by Monica

Is there a site or someone who can help me, im not getting the basic algebra...I need someone or a web site that will help me understand the basics of algebra. PLZ HELP Im in 8th grade
Thursday, January 8, 2015 by Audy

8th grade math question..
Lashonda found a recipe that makes 2 1/2 dozen cupcakes and requires 1/4 cup of vegetable oil. If she makes 90 cupcakes for a family reunion picnic, how much vegetable oil will she need?
Thursday, November 27, 2014 by DerpyPegasus33

8th grade Math help
PLEASE HELP!!! Anita hikes 7 miles due east and then 3 miles due north. Rounded to the nearest mile, what is the shortest distance from the starting point to the ending point? A. 4 B. 6 C. 8 D. 10 I think it's B. am i right?
Wednesday, October 15, 2014 by haylee

Riding on a school bus are 20 students in 9th grade, 10 in 10th grade, 9 in 11th grade, and 7 in 12th grade. Approximately what percentage of the students on the bus are in 9th grade?
Monday, October 6, 2014 by jenna

History, Urgent
Settlements in America were not sponsored by: London Company Raleigh De Soto Dutch West India Company Its for a friend, 8th grade history
Friday, October 3, 2014 by Katt<3Bobby

Mathematics C 8th grade
Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2.4 h, and Car B traveled the distance in 4 h. Car A traveled 22 mph faster than Car B. How fast did Car A travel? _______MPH
Friday, October 3, 2014 by Destiny

8th grade math
At 2pm the temperature is 22 degrees, by 4am it is negative 7 degrees. We think the answer in the change of temperature is 29 degrees am I right?
Tuesday, September 30, 2014 by Devin

8th grade Math
At 2pm the temperature is 22 degrees, by 4am it is negative 7 degrees. We think the answer in the change of temperature is 22 degrees am I right?
Tuesday, September 30, 2014 by Devin

8th Grade US History
How is manifest destiny important to our past and future? How is it important? I dont really get what manifest destiny is... all we did in class is read O'Sullivans document called Manifest Destiny
Wednesday, September 24, 2014 by INeedHelp

8th grade homework
Please help me I beg of you! My math teacher is awful and I have no idea how to do my pretest and she's picky about showing my work so it would be helpful if you could explain :) 1.six is subtracted from a number. The result is devided by four. This result is added to 10 ...
Sunday, September 14, 2014 by Anna

8th Grade math
a student says there can only be 360 different rays emanating from a point since there are only 360 degrees in a circle. Is this true? Why or Why not?
Thursday, September 11, 2014 by Enis

8th grade math
mr.nelson sold 147 bags of popcorn and 216 of water in 3 days. at this rate how many more bottles of water than bags of popcorn will mr. nelson sell in 5 days?
Tuesday, September 9, 2014 by taylor

8th grade math
a survey said that 60 people voted against new environmental restrictions that were on the ballot. that constituted 30 percent of those who voted. how many people voted in all?
Tuesday, September 9, 2014 by taylor

8th grade math
a square photo display board is made up of 60 rows of 60 photos each. the area of each square is 4 in. how long is each side of the display board?
Wednesday, September 3, 2014 by Anonymous

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 by Mary Ann

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 by MANISH

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 by dark1

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 by broken4life

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 by jack

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 by Rainshine

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 by Kayleen

8th Grade Language Arts Ms. Sue Help
Select whether the sentence below is a simple, compound, complex or compound-complex sentence However, when David came to conquer the city with his army, he discovered that the Jebusites got their drinking water from a spring just outside the city walls. CxCd or Cx
Thursday, December 19, 2013 by Kraziekatt99

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 by Karina

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 by Karina

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 by dammy

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 by kimmy

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 by Cassidy

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 by #HELP!!!

Urgent 8th Grade Language Arts
How is the word street used in the sentence below: Street cleaners can often be seen on our block in the very early morning. adjective*** adverb noun pronoun Am I right Ms.Sue?
Monday, September 9, 2013 by Gabby

8th Grade Language Arts
Which of the sentences below contains an action verb? The rose for Staci's mother might be in the car. Staci smelled the rose.*** The rose is red. The rose smelled sweet. Am I correct?
Thursday, September 5, 2013 by Gabby

8th grade math
On my math worksheet it says, and I quote "Describe the following pattern(s) and determine the next two terms:" and then this little booger comes up. And honestly, I can't figure it out for the life of me! So if you could help it would be greatly appreciated! ...
Sunday, August 25, 2013 by LL

Math - 8th Grade
Please help: The distance from home plate to second base on a softball diamond is 84.853 feet. This is the same as the distance from first base to third base. What is the area of a softball diamond? Round your answer to the nearest square foot. 1,800 ft.2 3,558 ft.2 7,200 ft.2...
Wednesday, May 29, 2013 by Christopher

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