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Science 8R - Homework Qs. Check

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Science 7R - Homework Check (Q3)
What's the function of a dichotomous key? My Answer: Dichotomous Key use by scientists are arranged in steps with two descriptive statements at each step. Is my answer to this question is correct??? BTW: I got this answer from my textbook in that section that my science ...

Math
Jance spend from 7pm to 9pm doing her homework. She spend 3 times as mach time on her english project as she did on math. the science homework took twice as long as her math homework. How meny minutes did she spend on her science homework?

English
1. I do math, science, and English homework every day. 2. I do much / a lot of homework every day. 3. I do much homework every day such as math homework, science homework, English homework, Chinese characters homework, etc. (Are they all grammatical?)

english
Do your homework before applying for any job. if you rewrote the sentence beginning with (Be sure that you) the next words would be? 1)got done your homework 2)got your homework done 3)had done your homework 4)did your homework 5)have done your homework

writing skills
Do your homework before applying for any job. If you rewrote sentence 5 beginning with Be sure that you the next words should be 1 got done your homework 2 got your homework done 3 had done your homework 4 did your homework 5 have done your homework answer 5

math
sharon completed her reading homework in 2/3 hour.she completed her science homework in 5/6 hour. how much longer did it take sharon to complete her science homework

Math
On Tuesday, Leslie spent 47 minutes on math homework, 39 minutes on science homework, 52 minutes on English homework, and 44 minutes on history homework. How much time did Leslie spend doing her homework on Tuesday?

Ms.Sue
you comment on every question with a question. if you cant answer them, and just say I'll be glad to check your answer then please don't bother responding to them... this is a homework help place not JUST homework check place.

Science 8R - Homework Check
Convert the following values: 1. 5 cm = 50 mm 2. 2000 m = 2000. cm 3. 1 m = 1000. mm 4. 15 m = 1500. cm 5. 1 m = 10 cm Are my answers are correct??????

Spanish-Check please! I need help
Please check-I'm having a problem interpreting these questions and I have to answer them for homework. Could you please check my translation I'm not sure what these questions mean and I have to answer them for homework ¿Qué necesitas para comer en cereal?does this ask what I...

math
Julian spent 45 minutes doing his math homework. He spent 35 minutes doing his science homework. Afterward, he did his reading homework. He ended up studying for 2 hours and 15 minutes altogether. How long did it take him to do his reading homework?

Math
Pedro spent 2 1/5 hours on his math himework and half as lomg on his science homework one weekend. If his english and social studies homework took 7/8 as long, how much time did he spent on homework that weekend?

Math Please Check!!
Please check my answer to see if I got it right. Thanks. Braden has 1 hour of math homework to do. He spends 2/5 of this time complaining about how much he hates math, 1/3 of the total time looking for his calculator. How much time does Braden actually work on his math ...

Science 7R (Homework Check, answer quick)
Can you check if the answr is correct and of there any any grammar mistakes. 1. Explain why the invention of the microscope was important in the study of cells? Answer - The reason why the invention of the microscope was important in the study of cells is because you can't see...

english/poem
I am suppose to do a funny sonnet poem that has 10 syllables per line and 14 lines .Can you check my syllable or any mistakes. Oh homework! Oh homework! How I hate you! You smell, you stink, and you I don’t admire I want to tell you “go on” “git” and “shoo!” I ...

Science
I would recommend to check out a website called physmatixsolve They helped me with a tough question i got in my Physics homework, classical mechanics. The amazing thing is that they really sent me the solution in less than 24 hours, which is pretty neat.

English
A: How's your new math teacher? B: He is a nice and funny teacher. A: Really? That's great. B: Yes, I like him. A: Does he give you homework? B: Yes, he gives a lot of homework to us, so I have no time to play. A: That's too bad. (Would you check the dialogue, pleasse? Thank ...

Where are you Jasmine20, I answered your Homework
Please check your homework answer At: Name:Tanisha Subject: To:Jasmine20 I posted the answer for GURU DEFINITION. HOPE IT HELPS!!! I think jasmine20 is not on jiskha.

Math
In one hour, Ed used 2/5 of time to complete his homework and 1/4 of the time to check his email. How much time did he spend completing homework and checking email? Write answer as a fraction

Social Studies
Rome began as a settlement on the what? With regard to ALL your posts, this is a homework help board and not a homework do board. Someone may help by providing links to information but that probably is available in your text or notes, too. Check your atlas to see what river ...

vocab
does anyone have improving vocabulary skills 4th edition? all i need is sentence check 2 answers and the final check answers and i'll be done with my homework for tonight.

english
Students who do their homework on a regular basis have grades higher than students who don’t do homework. When students do not do their homework they fall behind in the class and eventually receive a zero on that paper, this results in dropping their grade for that class. By...

Homework (in general)--help!
I was an A/B student a few years ago, and now there's a problem. I'm a 6th grader whose "homework forgetting level" is increasing. For some reason, I often leave some of my homework home. Can you help me so I will then rarely forget my homework?

science
Select the choices in which work is done by recording "yes" or "no": 1. Reese completing her chemistry homework. NO? 2. the movers carrying Catalina's amplifier from the moving truck to her house. NO? 3. Li pushing his motorcycle down his driveway. YES? 4. Reese carrying ...

science
ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Ruth, Shondra, Jimmy -- We do not do your homework for you, but we'll be glad ...

Science 7R - Homework Check
1. List 4 reasons biologists use scientific names instead of common names in their communications. Answer 1. Scientific names help scientists aviod errors in communication. 2. Organisms with similar evolutionary histories are classified together, 3. The scientific names give ...

statistics
80% of students passed a class. 90% of those 80% did homework. Of the 20% that didn't pass, 60% of them did the homework. What is the probability of a student having done the homework?

math
lila did 2 and 3/4 hours of homework on saturday and 3/4 of homework os sunday.what is the time she spent on homework over the weeekend

Math 8R - Homework Check
1/8 + 1/2 = 7/10 3/4 + 5/6 = 1 7/12 7/9 + 5/6 = 1 11/18 1/4 + 1/2 = 1 2/6 2/3 + 1/2 = 2

Math 8 - homework qs. check
2x - x = 3 - 1 1x = 2/1 x = 2

ENGLISH
Identify the correctly punctuated sentence. I marked the one I think it is. • Doing my homework, making my bed, and practicing guitar are on my to-do list for the day. • Doing my homework, is the first thing I should do. • Doing my homework I found my mind start to drift...

Math
It takes Jaiden 5 and 3/4 hours to do her homework each week. It takes her 2 and 3/4 hours to complete her science and 1 and 1/2 hours to complete her math homework. How long does it take her to complete Social Studies homework? Use the numbers and symbols, listed below, to ...

science
i need help to unscramble some words for my science homework pls help me

Math
A survey carried out on 40 students about when they did their homework over the weekend F=(homework done on friday) S=(homework done on saturday/Sunday ) n(f)=20,n(s)=29 How many did both days ?

science
my teacher has set us some science homework which i don't undrestand What is the chemical change when a candle is lit

English
1. I have to do scince and math homework tonight. 2. I have to do my science and math homework. ------------ Are both grammatical? Which one is commonly used? Do you have other way of expressing?

science
whocan give me 10 interesting facts about sulfuric asid for my science homework please Thx!!

Math
In one hour, Ed used 2/5 of the time to complete his homework and 1/4 of the time to check his email. How much time did he spend completing his homework and checking email? Write your answer as a fraction. (Bonus: write the answer in minutes.)

science
How do you make a model of a reproductive system, this is my daughters' year 7 science homework? Any suggestions for what to use to represent each part?

math
Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Estimate the total time she spent on her math and science homework?

precalcus will someone check my homework
f(3)=-3/8 and (f-2)=-12 MY SOLUTION F(-2)=ab^-2 = -12 F( 3)=ab^ 3 = -3/8 b^5 = 12 * 3/8 = 32 b=2 12 = a(2)^2 12 = 4a a =3 f(x)=3(2)^x

math-5
Which choice is the answer? Show me please. Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Which method would provide the most reasonable estimate of the totaltime Tara spent on her math and science homework? a. multiply 1/8 by 3 b. ...

Science
Really need help with my science homework Name and briefly define each of the three energy roles organisms can play in an ecosystem. Thank You

Science
Hello,could somebody help me with my science homework,please.Explain, how a substance will dissolve differently if the temperature changes?..Thank you very much for your help.

Science URGENT
Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers?

Science 8R - Homework Qs. Check
If an object has mass of 70.5g and a volume of 64 cm(3), what is its Density? Will it sink or float and why? Answer - The Density of this object is 4512g/cm(3). It will sink because the amount of grams is a lot. Is the answer correct and good???? I multiplied 70.5 and 64 in ...

Math
Please check my answer to see if I got it right. Braden has 1 hour of math homework to do. He spends 2/5 of this time complaining about how much he hates math, 1/3 of the total time looking for his calculator. How much time does Braden actually work on his math homework? My ...

Math
Dave finished 2/5 of his science homework before he went to soccer practice.After practice, he finished another 2/5 of it. What fraction of his homework does Dave have left to do?

pre algebra homework check
Solve the equation. x ^2 + 15 = 51 x=±6???

math-5
Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Which method would provide the most reasonable estimate of the totaltime Tara spent on her math and science homework? a. multiply 1/8 by 3 b. multiply 1/2 by 3 c. multiply 1/3 by 3 and ...

To:Sabrina
Do you think you have time to check my french homework. thanks

Science
Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers?

pre algebra homework check
Find the product and simplify y(4y + 12) =4y^2+12y????

science
This isn't a homework/quiz question, Well I guess it is homework, But I need to find out three types of friction in a machine I just built, but I don't know any types of friction. So I was wondering if someone could list the types and explain what they are. Thank you so so ...

Math
Ivan finished 4/5 of his math homework problems and all 3 questions for his science homework before dinner . If he finished a total of 43 problems before dinner , what is the total number of math homework problems he was assigned?

Accounting
A check returned by a bank because the issuer's cash account balance could not cover the check is called a(n): a. Cancelled check b. Certified check c. Outstanding check d. NSF check

language arts
sentence corrections Every one of the students I spoke to said they liked their math class. If a person loses their jacket, they can check the lost and found. Each of the boys likes to go out for ice cream after they win a game. My mom gave my sister and I money to spend at ...

math
From a group of 65 students who failed Business Mathematics in 2010 we found the following reasons: 35 for not attending class (C); 30 for not doing homework (H) and 25 for not visiting tutors (T). Fourteen did not attend class and did not visit tutors; 15 did not visit tutors...

algebra
is it ok if one of u experts can check some of my math homework would that be a problem thanks

pre algebra homework check
Find the sum or difference. 4s^2-11s+s^2-6s+21 Is it 5s^2-17s+21?

science
My science homework questions is: You measure the boiling temperature of 3 clear liquids. 1 of them boils at 100C. The other 2 at 85C and 115C. How can you use numbers to identify the first liquid? Can someone help?

Science 8R - HW Help!
Science 8R HW - Using the steps of the Scientific Method solve a problem that you may have (for example, 1. How can I get my little brother to stop eating my homework) I can't think of one.... please help! any ideas or suggestions???

science
please help me i am looking for word problems involving potential and kinetic energy i need for my homework in science PLEASE HELP!

Math
Samantha has homework in five subjects tonight. She has 15 minutes of science, 20 minutes of math, 30 minutes of reading, 20 minutes of writing, and 15 minutes of geography. If her mom walked in randomly while she was doing her homework, what subject would she most likely see ...

Math 8R: Homework Check - Part 3
Part 3 : Evaluate when x = -2, y = 5 21. 4x + 2y, Answer: 2 22. 3(x) *to the 3rd power*, Answer: -221 23. (x + y) *to the 2nd power*, Answer: 9 24. -4x + 2y, Answer: 18 Please check to see if my answers are correct. Thank You!!! :)

English
Identify the correct sentence. A. I did my homework when the doorbell was ringing. B. I do my homework when the doorbell is ringing. C. I was doing my homework when the doorbell rang. D. I was doing my homework when the doorbell rung C

Physical Science
A=Vf - Vi divided by 29 seconds Can you please help me. This is 9th grade Physical Science homework.

4th grade science
My science homework questions is: You measure the boiling temperature of 3 clear liquids. 1 of them boils at 100C. The other 2 at 85C and 115C. How can you use numbers to identify the first liquid? Can someone help?

Math 8R: Homework Check - Part 2
Part 2: Simplify by combining like terms and using the distributive property 11. 3x + 5x Answer: 8x 12. 3x + 5y - 2x + 8, Answer: 1x + 5y + 8 13. 9 + 5m + 6b - 2m - 4, Answer: 3m + 5 + 6b 14. 3ab + 6c - ab + 10 - 2c, Answer: 2ab + 4c + 10 15. 6(m+3), Answer: 6m + 18 16. 8(x-2...

Science (Cont.)
Can anyone please answer my science question???? PLEASE!! if nobody on here is answering, try doing a little research on other websites i need some help on my homework

Homework
Hi, I need help with my homework, the homework is about multistep, I'm having issues with this subject and I need help.

Science
Why can humans not survive on Venus? Thank you for using the Jiskha Homework Help Forum. You will find 2 answers above under "Science." Since the volunteers do not sit here 24/7, a half hour is not long enough to wait for an answer.

Physical Science
I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

Physical Science
I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

science
Why is homework so important

Home Economics/Science
Hi i just needed a little help with my Home Eco homework,could u help me please. here are the questions: what is the social,economical,ittellectual,cultural,protective,security functions of a family. please tell in paragraphs for each section. thanks!!! Please post your ...

Physical Science [repost]
I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

Science 8R
What is Combustion? this is not homework (please give me a good definition for 8th graders like me to understand) BTW - I'm creating a study guide for the NYS Science Test I'm taking at the end of the year. We started taking notes in my science class that we can use to study ...

To DrBob222(Please check Chem)
(This homework question has been removed due to a copyright claim submitted by K12 Inc.)

Science 8R
Endothermic reactions are ..... what??? This is not homework.

Repost: science for Misquiannah
science - misquiannah, Sunday, March 9, 2008 at 5:40pm hello my name is misquiannah wixon and i am 10 years old and i need help with my sience homework like fast

chem homework help
can you check my work? Give the conjugate acid for each of the following bases. A. CN- = HCN B. SeO4^2- = HSeO4- C. HCO3- = H2CO

Homework
How can I get help with my homework. Please remember these things: 1. This is a homework help website; please put your subject (math, science, English, or ??) in the subject line to make it faster for each teacher to find those questions in his/her areas. An even better ...

science
I'm doing my science homework and I have a hard question I cant answer. The question is: how do we look like when we pay attention? I would really apperciate if someone would help me with this. Thank You!

Math
There is a 60% that your math teacher will give a pop quiz tonight and, due to the fact that you have a soccer game, there is an 85% chance you will not be able to do your math homework. You decide that you will do the homework if the probability of there being a pop quiz and ...

math (please)
There is a 60% that your math teacher will give a pop quiz tonight and, due to the fact that you have a soccer game, there is an 85% chance you will not be able to do your math homework. You decide that you will do the homework if the probability of there being a pop quiz and ...

Science
Why it's so important to have one set of chemical symbols in the world ? Please no hard answers an easy one for me to understand. Thank You !!! :) PS: by the way this a qs. for my science homework I just don't understand. :) :) :)

science
hi. can you help me with my homework? here is my homework. How are bacteria different from protists. I hope you can help me. Have a nice night. Also, this is due tomorrow. Thank for helping me. Please answer this fast and I know you have a lot of kids to help like me. Also ...

ScIeNcE
My teacher is having us do old Living Environment exams as practice for the Regents in June. We have to do them for homework, and I'm stuck on this one: A rock sample containing cementing material, shell fragment, Feldspar fragment, and Quartz fragment would best be classified...

maths mixed fractions
jack spends 1 2/3 as longer on his homework as Jill last week, Jill spent 5 1/2 hours doing homework How long did jack spend doing homework? The week before jack spent 24 ½ hours doing homework How long did jill spend doing homework

math
sam spent a total of 5 2/3 hours doing homework. Julia spent 5 5/6 hours doing homework. who spent more time on homework this week? explain

Polynomials check my answer please
I need help bad i been doing this homework since i got home at 4:00 and am stuck on this problem. X -1 : X-2 =sum (x+1)+(x-2)=(x+x+1-2) diff (x+1)-(x-2)=(x-x-1-2) Product (x-1)(x-2)=(x^2-1)

Math: Homework Check!
Can you check to see if my answers are correct. If wrong please explain why. 1. 3 ft = 36 L - S x (largest to smallest) THINK: 1 ft = 12 in 2. 72 in = 2 yd THINK: 36 in = 1 yd S - L / (/ means divide) 3. 93 ft. = 31 yd THINK: 3 ft = 1 yd S - L / 4. 500 yd = 1500 ft THINK: 1 yd...

math-5
Tara spent 3 hours doing homework. She spent 1/3 of her time on math and 1/5 of her time on science. What is the total time Tara spent on her math and science homework?

Science Question for Homework
This weekend I have to write a paper on ....?

Science
Ms. Sue this is Ava will you please check my science answers that i posted

Science Check
Can someone please have a moment to look at my other science posts, thanks :-)

LAnguage arts
Are these correct Neither Jake nor Sue gets seasick. Are Jake and they ready with their math project? Every one of the students I spoke to said he/she liked his/her math class. If a person loses his/her jacket, he/she can check the lost and found. Each of the boys likes to go ...

*Science-Check*-Help
Can someone please have a moment to look at my other previous science posts, thanks :-)

math
sam spent a total of 5 2/3 hours doing homework. Julia spent 5 5/6 hours doing homework. who spent more time on homework this week?

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