# Homework Help: 7th Grade

**Math**

A real estate agent earns a weekly salary of $200. This week, he sells one home for $120,00 and is paid a commission rate of 5%. Find his total earnings for this week. (7th grade math)

*Tuesday, January 21, 2014 by Navpreet*

**7th grade acc math prevents**

How do I show on a hundred grid what 18% of 520 is? I know what the answer is but don't know how the grid can help me find the answer and that is what the teacher wants us to show. Thanks in advance!

*Monday, January 6, 2014 by Ardine*

**math**

1)on the 7th grade honor review exam, student were asked to create a power with a base of 3 that is greater than 9 but less then 3 to the 5th power . two powers that student created show below. Describe why each of the solutions is incorrect 5 to the 3rd power 3 to the 2nd power

*Thursday, November 21, 2013 by rian*

**math**

1)on the 7th grade honor review exam, student were asked to create a power base of 3 that is greater than 9 but less then 3_5 . two powers that student created show below. Describe why each of the solutions is incorrect 5_3

*Thursday, November 21, 2013 by rian*

**7th grade accelerated math / pre algebra**

write two equivalent expressions for the area of the figure the figure is a triangle inside the triangle it says x + 4 and the #16 is written along the length of one side of the triangle. The answer is 8(x +4) and 8x + 32 but I don't know how they got it

*Tuesday, November 12, 2013 by Ardine*

**7th grade science**

I'm not sure if I can post my question about science. Can I post it? I don't know if it'll get taken off

*Monday, November 11, 2013 by Anonymous*

**7th Grade Science**

Hi, I understand the question but every vocab. word I think this is it's just not coming out right when I'm putting it all together. Question:To pass a trait on to the next generation (offspring) an organism does what? My answer is heredity, but to me when I put it together it...

*Saturday, October 12, 2013 by Anonymous*

**maths**

Calvin stays on the 7th floor in his building. Between each floor, there are exactly 12 stairs. If he starts from the 1st floor and climbs his way up to the 7th floor, how many stairs does he climb?

*Wednesday, August 21, 2013 by ashu*

**7th grade Science**

1. The atmosphere of Earth is an example of a ______solution.(1point) liquid-liquid gas-liquid gas-gas** solid-liquid Am I correct?

*Monday, May 27, 2013 by Gabby*

**Math 7th Grade**

A bag contains 5 red,2 blue,and 4 white marbles. What is the probabiltiy If Sam picked a red marble replaced it and picked a white marble?

*Wednesday, May 22, 2013 by Adnan*

**7th grade math help**

Hi I need help on how many outcomes are possible for these? For breakfast choices possibilities. I tried, but I feel like I am not getting it. Coffee (c) orange Juice (o) scarmabled (s) hard boiled (h) poached (p) bagel (b) toast (t) Please help??

*Monday, May 20, 2013 by Mayla*

**7TH GRADE MATH**

If the radius of a cylinder is 1.8 meters and its height is 7 meters, the volume of the cylinder is approximately 71.2 cubic meters...true or false I say false because shouldn't it be 71.2 cubic 3? Am I correct?

*Sunday, May 19, 2013 by Daniel*

**7th Grade Math ~Multiplying Polynomials**

1. (2x)(10x) (1point) 20x 12x 20x^2** 5x 2. -3m(m+8) (1point) -3m^2+24 -3m^2-24m** -24m^2 -4m+5 3. 4d(2d-9) (1point) 8d-36d -d -28d^2** 8d^2-36d 4. 5b(6b-10) 11b-10 5b^2+6b-10 -b-10 30b^2-50b** Are these right

*Tuesday, May 14, 2013 by Gabby*

**7th grade math**

Horses, pigs and cows is really easy I can do it in my head but, my teacher told me I would have to start showing my work. I really have no clue how to do that I have always done it in my head. Can you pretty please help me I would gladly appreciate it. Thank you. :)

*Tuesday, May 14, 2013 by Abby*

**Social studies**

whats a 7th grade social studies word that begins with Y?

*Thursday, May 9, 2013 by Alexia*

**7th Grade Math**

What is the measure of an exterior angle of a regular polygon in which the sum of interior angle measures is 5400 degrees? A. 11.25 degrees B. 30 degrees C. 32 degrees D. 168.75 degrees

*Sunday, May 5, 2013 by Hilda*

**7th Grade Math**

If a diameter of a circle (which is 18 inches) is tripled, can the expression 9 (254.34 in square) be used to find the new circle? I know the answer is yes but I can't figure out how you work it! I come with 9(1,107.36 in square) but apparently that is not correct.... Would ...

*Tuesday, April 30, 2013 by Daniel*

**science and english only for ms sue**

what the steps to the water cycle and what is the writing process and what the steps for 7th grade and please help me as soon as possible please ms. sue...

*Wednesday, April 24, 2013 by lola*

**statistikc**

We want a confidence interval for the mean IQ of all the 7th grade girls in that school district. We do not know the population standard deviation so we use the confidence interval that uses the t. In order to use the t-interval we need to assume that the variable IQ has a ...

*Wednesday, April 24, 2013 by moneta*

**science**

______________ can prevent some bacterial cells? 7th grade science please help meeeee ms sue help me please thanks

*Monday, April 15, 2013 by lola*

**7th grade science**

Q: A pair of fruit flies reproduces and has 1000 offspring. All 1000 of the offspring have the alleles Gg. What is the most likely combination of alleles that each parent has, and why are other combinations not likely?

*Wednesday, April 10, 2013 by dingbat*

**7th grade math**

Q:The ratio of the perimeters of two square is 5 to 4. If the area of the smaller square is 36 units, what is the area of the larger square? A: 56.25 My teacher told us the answer, 56.25, so that we could correct it. But I don't understand how she got the answer at all, so can...

*Sunday, April 7, 2013 by dingbat*

**science**

A ________ biome is a cold, dry area where the sun barely rises during the winter. a. coniferous forest b. temperate deciduous forest c. grassland d. tundra this is a 7th grade question and can a science teacher help me out on this please so i can study for a make up test ...

*Thursday, April 4, 2013 by lola*

**7th Grade Language Arts**

While reading Rudyard Kipling's poem "If," Fred imagined that the speaker was talking directly to him. This reading strategy is called (1 point) connecting. evaluating. interpreting. summarizing. My Answer: 1) A

*Wednesday, April 3, 2013 by Gabby*

**statistics**

The grades on the final examination given in a large organic chemistry class are normally distributed with a mean of 72 and a standard deviation of 8. The instructor of this class wants to assign an “A” grade to the top 10% of the scores, a “B” grade to the next 10% of...

*Sunday, March 24, 2013 by Sarah*

**7th grade math**

A company needs to packages 80 cubic feet of chemicals in to a plastic container, find the whole number dimensions of a container that would use the least amount of plastic

*Thursday, March 21, 2013 by coleton*

**7th grade math**

if you borrow $1000 at 9% interest and pay it back over 1 1/2 years, how much do you pay back including interest?

*Monday, March 18, 2013 by kaylie :)*

**7th Grade Math**

Stacy has a spinner (1-4) and a number cube (1-6). After spinning and rolling the number cube, she will add the two numbers. What is the probability that the sum of the numbers from the spinner and number cube will be 3 or 4?

*Wednesday, March 13, 2013 by Cassidy*

**7th grade math please help Ms. Sue ASAP**

14. Find the value of the missing angle. (It is a hexagon. In the picture, going counter-clockwise, the angles are: 152, 85, 125, 135, 85, and "x" degree angles) 720º 120º 128º 138º I need help finding "x"! So far, the angles they have provided me add up to 582. What do I ...

*Wednesday, February 13, 2013 by Delilah*

**7th Grade Math**

The area of a certain rectangle is 288yd^2.the perimeter is 68yd.if you double the lengths and widths,what will be the new area and perimeter of the new rectangle be?

*Monday, February 11, 2013 by Alayah*

**science is hardddd!!!!**

Can I Have An Example Of A Closed System?? Please use easy words that I can understand, Im not that smart and i'm only in 7th grade. Also can you give me an example of an Open System?? Thank You.

*Thursday, January 24, 2013 by PLEASEEEE*

**7th grade science bobpursley**

5. Change in the hereditary features of a type of organism over time is ______. (1 point) growth biogenesis spontaneous generation evolution 10. Gregor Mendel discovered some alleles can cover up the presence of others; these alleles are called __________. (1 point) My answers...

*Wednesday, January 16, 2013 by Delilah*

**7th grade science**

What could increase the damage to human built structures during an earthquake? A-buildings far away from the pint of origin of the earthquake B- loose material in underlying land C- solid rock beneath buildings D-flexible buildings is it C???

*Friday, January 11, 2013 by Aisha*

**7th grade social studies ms sue last question**

9. Many people in developing nations get their food by practicing (2 points) subsistence farming. commercial farming. mechanized farming. developing farming. is the answer "subsistence farming"?

*Thursday, January 10, 2013 by Delilah*

**7th grade Social Studies Ms. Sue please!**

This homework question was removed due to a copyright claim submitted by Connections Education. My answers: 1. organize information. 2. enough detail. 3. Earth's tilt and orbit 4. new landforms. 5. latitude. 6. polar. 7. birth rates and death rates. 8. They cannot find work. 9...

*Thursday, January 10, 2013 by Delilah*

**7th grade social studies Ms. Sue please**

For a project I need to answer these questions: 1. What is eugenics and how is it linked to Darwin’s theory of evolution? 2. Why did the Scopes Monkey Trial occur? I have tried researching but I cannot find a good website anywhere. I tried Wikipedia, but it wasn't helpful. ...

*Sunday, January 6, 2013 by Delilah*

**7th grade math help**

I HAVE NO IDEAAAAAA! Simplify the expression. 6. –6 – 7(c + 10) (1 point) 64 – 7c –76 – 7c 4 – 13c –16 – 13c 7. 2x + 3(x – 2) – 3(x – 6) (1 point) 2x + 12 2x – 8 8x – 24 2x – 24

*Wednesday, January 2, 2013 by Delilah*

**7th grade math Ms. Sue plese**

Can you please help me solve these problems? I have no idea! 2. w over four – 4 = 3 (1 point) –4 28 3 11 3. d over three+ 10 = 7 (1 point) 51 20 0 –9 6. –6 – 7(c + 10) (1 point) 64 – 7c –76 – 7c 4 – 13c –16 – 13c 7. 2x + 3(x – 2) – 3(x – 6) (1 point...

*Wednesday, January 2, 2013 by Delilah*

**7th grade language arts Ms. Sue please**

4. In the phrase, "the grim-faced Yankee principal," how is the word "Yankee" an example of semantic slanting? (1 point) It is used with a negative connotation. It is an exaggeration. It presents a vivid image. Is the answer: It is used with a negative connotation.

*Wednesday, January 2, 2013 by Delilah*

**7th grade math Ms. Sue please last question**

You have $59.95 in your wallet and want to buy some new CDs. If the CDs are $11.99 each, what number of CDs, x, can you buy? Write and solve an inequality. I need to show every step. Is this way correct? 11.99x = 59.95 11.99x ÷ 11.99 = 59.95 ÷ 11.99 x = 5

*Tuesday, December 18, 2012 by Delilah*

**science**

My teacher is teaching us about Punnet Squares. But I don't quite understand how to do it? I have a test before christmas break. I know I need 2 be smart in 7th grade, but I don't know everything. Can u help me Jiskha? I don't want 2 fail science.

*Tuesday, December 18, 2012 by Ayannia*

**7th grade math Ms. Sue please**

1. 7r – 7 = 2r + 18 (1 point) r = –5 r = 5 r = 2.2 r = 1.2 2. 2x + 12 = 18 – x (1 point) x = 3 x = 10 x = 6 x = 2 3. 8x – 3 = 15x + 18 (1 point) x = –3 x = 3 x = 2.1 x = .9 4. 6y – 6 = 4y + 16 (1 point) y = 2.2 y = –2.2 y = 11 y = 5 5. 3(x – 4) = 5(x + 2) (1 ...

*Thursday, December 13, 2012 by Delilah*

**Math - 8th grade**

Express 18 million in scientific notation. I answered 1.8 x 10 to the 7th and was wrong. I don't understand why? You are supposed to move the decimal 7 places to get 18 million. What did I do wrong? Thank You.

*Wednesday, December 12, 2012 by Chris*

**8th Grade Math**

Express 18 million in scientific notation. I answered 1.8 x 10 to the 7th and was wrong. I don't understand why? You are supposed to move the decimal 7 places to get 18 million. What did I do wrong? Thank You.

*Wednesday, December 12, 2012 by Chris*

**7th grade science help**

3. Which is a possible genotype of a child of parents with blood types O and AB? (1 point) AO; BO AB; BO BO; OO CO; AB 4. You are looking at four tall pea plants. What are their phenotypes and genotypes, respectively? (1 point) tall; Tt or TT short; tt Tt or TT; tall tt; Short

*Friday, December 7, 2012 by Delilah*

**7th grade math Ms. Sue please**

1. 3w – 10w (1 point) 13w –7w –7 7w 2. y + 1.2y +1.2z (1 point) 2.4yz 1.3y + 1.2z 1.2y2 + 1.2z 2.2y + 1.2z 3. 6r + r – 5r (1 point) 2r 1r + r 0r 7r – 5r 4. 5x + 2(x + 6) (1 point) 7x + 6 7x^2 + 12 7x + 12 7x (x + 6) 5. –3m + 3(m + 6) (1 point) 6 –6m + 6 6m + 18 ...

*Friday, December 7, 2012 by Delilah*

**7th grade math**

Simplify each expression. 1. 2z - 3y - 8z + y 2. 9 - 7t + 1 + 4t 3. For the summer, Tia buys 3 T-shirts and 2 pairs of shorts. Her brother buys 4 T-shirts and 1 pair of shorts. Define and use variables to represent the total cost. I have no idea how to do this! Please help!

*Friday, December 7, 2012 by Delilah*

**7th grade history**

How did the location of the Arabian Peninsula help the Muslims conquer territory beyond the Arabian Peninsula?

*Wednesday, December 5, 2012 by Mary kate*

**URGENT!! 7th Grade Math Help Please!!**

2. Price of the iPad Mini: $329.00 Price of the iPad with a 15% discount. Show all of your work please!! [4 points]

*Monday, December 3, 2012 by CrazyGameWhizz*

**7th grade language arts Ms. Sue**

1. If the following sentence was rewritten to be more specific, which would be the best revision? "It was a privilege and not a right, and you messed it up." (1 point) "It was a privilege and not a right, and you don't have it now." "It was a privilege and not a right, and you...

*Friday, November 30, 2012 by Delilah*

**7th grade language arts Ms. Sue please**

4. Which of the following is a prepositional phrase? (1 point) he didn't feel safe leaving us behind without supervision 6. Which of the following is not an interjection? (1 point) oops awesome maybe My answers: 4. without supervision 6. maybe

*Friday, November 30, 2012 by Delilah*

**Geo 7th Grade**

All of the following are concerns about maquiladoras, factories on the United States-Mexico border, except a. they severely lower the GNP of Mexico. b. they negatively impact people’s health. c. they provide tedious work for low pay. d. they create air and water pollution. A...

*Monday, November 26, 2012 by rawr... im a dinosaur.... rawr*

**Geo 7th Grade**

12. A primary reason for the war of independence from Spain was __________. A) pressure from the United States to introduce a democracy B) the unwillingness of Spain to modernize the country C) the unhappiness of the criollos at the privileges reserved only for the ...

*Monday, November 26, 2012 by rawr... im a dinosaur.... rawr*

**Geo 7th Grade**

One challenge faced by people living in Mexico’s heartland region is __________________. a. the threat of hurricanes c. the threat of earthquakes b. the threat of typhoons d. the threat of tornadoes A or C? I'm not sure

*Monday, November 19, 2012 by rawr... im a dinosaur.... rawr*

**Geo 7th Grade**

Which of the following coastal regions contains deposits of petroleum and natural gas? a. Northern Pacific coast c. Gulf coastal plain b. Southern Pacific coast d. Yucatán Peninsula C?

*Monday, November 19, 2012 by rawr... im a dinosaur.... rawr*

**Geo 7th Grade**

To help reduce air pollutions legislation had been passed a. stating that all vehicles made after 2015 must contain hybrid engines. b. banning the use of any items that cause smog. c. limiting automobile gas emissions, d. requiring all households to have solar panels that ...

*Friday, November 16, 2012 by rawr... im a dinosaur.... rawr*

**7th grade**

The story that I read for school (At Her Father's And Her Mother's Place) takes place in 1923 in Russia. What was life like during that time in terms of the politics and economics in Russia? Can you give me links to find these answers?

*Thursday, November 15, 2012 by Delilah*

**7th grade English**

Explain whether the following statement is a fact or an opinion: "Capitalism is a better system of government than communism." Give reasons for your answer. Isn't this sentence an opinion because it uses the word "better"?

*Thursday, November 15, 2012 by Delilah*

**7th grade Math**

The following proportion could be used to change from feet to which measure. 1/12 = 2/x customary length: 1 mile=1760 yards 1 mile=1285280 feet 1 yard=3 feet 1 foot=12 inches A. ounces B. pints C. quarts D. gallons

*Thursday, November 15, 2012 by ducky momo*

**7th grade math**

The following proportion could be used to change from feet to which measure. 1/12 = 2/x customary length: 1 mile=1760 yards 1 mile=1285280 feet 1 yard=3 feet 1 foot=12 inches A. ounces B. pints C. quarts D. gallons

*Wednesday, November 14, 2012 by kitty kat*

**7th grade social studies help please**

The twentieth century–and the 1960s in particular–saw a proliferation of independence movements among former European colonies in Africa and Asia. Why do you think countries wanted independence? In what ways did these countries' struggles for independence mirror the ...

*Thursday, November 8, 2012 by Delilah*

**7th grade social studies question Ms. Sue please**

Can you give me links to these questions please? What did the Telegraph Lead to? What was life like after the Telegraph? Positive and negative Impacts of the Telegraph

*Wednesday, November 7, 2012 by Delilah*

**7th grade math last question!**

#11 The coordinate of rectangle ABCD are given. Find the coordinates of its image after a dilation with the scale factor of 2. A (2,4) B (-3, -1) C (0,9) D (6,-4) I DESPERATELY NEED HELP WITH THIS QUESTION IT ISN'T MULTIPLE CHOICE SOMEONE HELP PLEASE!!!!

*Monday, November 5, 2012 by Delilah*

**7th grade math help 2 question**

#11 The coordinate of rectangle ABCD are given. Find the coordinates of its image after a dilation with the scale factor of 2. * A (2,4) B (-3, -1) C (0,9) D (6,-4) #10 On a blueprint, 1 inch = 13 feet. If the dimensions of the playroom on the blueprint are 0.35 inches x 1.25 ...

*Monday, November 5, 2012 by Delilah*

**7th grade math Ms. Sue please only 1 question!!!!!**

On a blueprint, 1 inch = 13 feet. If the dimensions of the playroom on the blueprint are 0.35 inches x 1.25 inches, what are its actual measurements?

*Monday, November 5, 2012 by Delilah*

**7th grade science Ms. Sue pleae only 1 question**

1. Gene therapy research uses _______ to alter defective hereditary material. (1 point) bacteria cells interferons viruses Is the answer viruses? Or maybe its cells?

*Friday, November 2, 2012 by Delilah*

**7th grade math ms.Sue please?**

What is the solution to -75 (find the square root) to the nearest integer? 9 8 -8 -9 -75 square root is 8.660254 wouldn't that be rounded to -9?

*Wednesday, October 24, 2012 by Delilah*

**7th grade science ms. sue please**

have no idea what these answers are. Thanks! 1. Explain in detail one of the climate change cause-and effect relationships. 2. Explain why a new moon is not visible and the difference between the waxing and waning phases of the moon.

*Tuesday, October 23, 2012 by Delilah*

**7th grade science bobpursley or Ms. sue please**

Can you guys help me please? I have no idea what these answers are. Thanks! 1. Explain in detail one of the climate change cause-and effect relationships. 2. Explain why a new moon is not visible and the difference between the waxing and waning phases of the moon.

*Tuesday, October 23, 2012 by Delilah*

**7th grade math Ms.Sue please**

At the halftime show, a marching band marched in formation. The lead drummer started at a point with coordinates (–2, –5) and moved 3 steps up and 1 step right. a. Write a rule to describe the translation. b. What were the coordinates of the drummer's final position? Can ...

*Sunday, October 21, 2012 by Delilah*

**7th grade math Ms.Sue help please**

4. What is the distance between Nicholas’s school(3,2)and the post office (-2,-2)? 6.4 5.2 3.6 3.0 5. If Nicholas is located at (– 3 , 2), what is the distance to get to the grocery store (1,-1)? 2 3 4 5 I have no idea how to solve these i have tried the Pythagorean ...

*Thursday, October 18, 2012 by Delilah*

**7th grade math Pygorean Theroem Ms.Sue please**

Explain if a triangle with the given lengths is a right triangle. 1. 18, 24, 30 2. 7, 24, 25 3. 13, 14, 15 I really do not know how to solve these problems! I have no idea how!!!! Please help!

*Wednesday, October 17, 2012 by Delilah*

**math 7th grade**

jeremiah want to construct a diagram of his dream house.he decides that he wants the area of the house to be 9600 square meters.in designing the house jeremiah decides that he wants the length of the house to be 1.5 times the width of the house

*Sunday, October 14, 2012 by alibaba*

**7th grade math pygorean theroem ms.sue correct**

4. A wire is stretched from the top of a 26-foot pole to a point on the ground that is 15 feet from the bottom of the pole. Approximately how long is the wire in feet? (1 point) 16 21 30 37 4.30 is it correct?

*Tuesday, October 9, 2012 by Delilah*

**7th grade math please help ms.sue**

2. Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the blanket? (1 point) 16 inches 27 inches 39 inches 42 inches Isn't the answer 39 inches?

*Monday, October 8, 2012 by Delilah*

**fractions 7th grade**

ty's football practice lasted 2 1/2 hours. if 1/4 of the time was spent catching passes, how much time was spent catching passes?

*Sunday, October 7, 2012 by katniss*

**Math**

A piece plywood 24 inches wide is cut into strips 2 and a half inches wide, how many strips of this with can be cut. Please help,7th grade.

*Friday, October 5, 2012 by Barry*

**7th grade math question ms. sue**

the area of a square boxing ring is 484^2. What is the perimeter of the boxing ring? Isn't the answer 121????

*Thursday, October 4, 2012 by Delilah*

**7th grade math help square roots**

4. Wei-Min makes a square quilt that has an area of 100 square feet. It has 25 square blocks, each the same size. What is the length of each side of a block? 2 feet 4 feet 6 feet 10 feet What is the value of "x" if 25^2 = x? 125 0 625 5

*Wednesday, October 3, 2012 by Delilah*

**7th grade math - can't figure this out!**

A certain computer can perform 10^5 calculations per second. How many calculations can it perform in 10 seconds? I just cannot seem to solve this problem can somebody explain how to do this step by step?

*Wednesday, October 3, 2012 by Delilah*

**7th grade math help asap please**

1. -1/9 + (-5/7) = ? 2. 11/12 + (-2/3) = ? 3. What is the difference between an irrational number and an integer? 21. A length of ribbon is three and one-half yd long. How many pieces one and five-ninths yd long can Joy cut from the length of ribbon? (1 point) 1 2 3 4 How do ...

*Wednesday, October 3, 2012 by Delilah*

**7th grade social studies**

1. In 1300, the Holy Roman Empire included parts of all the following modern countries EXCEPT (1 point) Italy. France. Spain. Germany. My answer is 1. Germany Is this correct?

*Tuesday, October 2, 2012 by Delilah*

**7th grade math**

I need help on these two questions because i have no clue what to say.... What caused the rise of the feudal system in Japan? More than 100 years after Akbar's death, the Mughal Empire began to fall apart. What were two of the reasons that caused this to happen? Thanks, -Delilah

*Monday, October 1, 2012 by Delilah*

**7th grade math questions Scientific Notation**

19. Write the size of a grain of very fine sand, about 9.35 x 10^-2 cm, in standard form. 31. The population of the US is expected to be 392 million people by 2050. Write this answer in scientific notation. 37. Write 10^29 - 10^28 in scientific notation. Thanks! -Delilah :)

*Friday, September 28, 2012 by Delilah*

**7th grade math NASA problem**

5. NASA's apollo program lasted nine years (1963-1972) and included 6 moon landings. Write the cost of the Apollo project, $25,000,000,000, in scientific notation. Is the answer 2.5 x 10^10????

*Friday, September 28, 2012 by Delilah*

**7th grade math check my answers please quick**

11. 17, 200 written in scientific notation is 1.7 x 10^5 21. 0.00105 written in scientific notation is 1.05 x 10^-3 are these correct?

*Friday, September 28, 2012 by Delilah*

**7th grade scientific notation help Ms. Sue**

Write each number in scientific notation. 1. 4,800 2. 17, 200 3. 180,000 4. 343, 502 12. 0.00581 13. 0.00105 14. 0.0000078 15. 0.000027 16. 0.000000132 17. 0.000000009

*Friday, September 28, 2012 by Delilah*

**7th grade science**

1) a classmate states that igneous rock must always become sedimentary rock next, according to the rock cycle. explain why this statement is incorrect. 2)why would granite have larger crystals than igneous rock s formed when lava cooled above the earth's surface?

*Tuesday, September 25, 2012 by catalina*

**7th Grade Math**

The perfect square is the square of a whole number. True or False I say false, right or wrong? Thank ya for your help. ☺♥☺

*Saturday, September 15, 2012 by completeidiot*

**7th Grade Help**

Influenza victims have fever, chills, muscular pain, prostration or all of the above? Isn't it all of the above?

*Monday, September 10, 2012 by completeidiot*

**7th Grade Science**

Write a short essay in which you create an analogy to describe particle motion. Compare the movements and positions of people dancing with the motions of water molecules in liquid water and in water vapor. I am NOT asking anybody to do this for me, all I am asking is can ...

*Tuesday, September 4, 2012 by completeidiot*

**7th Grade Spelling**

Instructions: In the space provided, write the vocabulary word from list 3 that is most nearly an antonym (a word opposite in meaning) of each of the following expressions. 1. Promising--------- Is it ominous, pacific, plod, smolder, submerge, swagger, or tedious?

*Wednesday, August 29, 2012 by Losa*

**7th Grade Science**

What can be inferred after performing the experiments in the atomic theory lab? A) Where matter comes from B) How salt is formed C) If salt can dissolve in water D) If matter is created or destroyed Is it D?

*Tuesday, August 21, 2012 by kathy*

**writing**

I have a dispute with my teacher in 7th grade. In referring to McCarthyism in the phrase "towards the end of this reign of terror", is "reign of terror" a metaphor? Thanks.

*Thursday, May 10, 2012 by Carmen*

**7th Grade Math**

Linda's teacher divided the class into groups of five and required each member of a group to meet with every other member of that group. How many meetings will each group have?

*Wednesday, April 18, 2012 by John :)*

**SS Help!**

The 2nd amendment is "the right of the people to keep and use bear arms". what does Right to keep and bear arms means??? (please tell in a 7th grade level)

*Tuesday, April 10, 2012 by Laruen*

**Social Studies 7R - Bill of Rights Project**

What are the 8 amendments and what are their jobs (that includes interesting facts)? Is their a website for that. Plus make sure it's on a 7th grade social studies level. Thank You! :)

*Tuesday, April 10, 2012 by Laruen*

**Science 7R - The Human Body Prep Test**

I have a test tommrrow on the The Human Body and I asked my science teacher if she can post a castle learning assignment about the Human Body (the day before the test she always post a caslte learning assignment for us to study and do well on the test the next day) and then ...

*Monday, April 2, 2012 by Laruen*

**Math 7th Grade**

A car cost $65 per day to rent plus $.35 per mile. Joe rents car for 1 day and drives 115 miles. what is the equation and the solution. The solution is pretty simple $65 + .35x115 = 105.25 I can't figure out the equation.

*Monday, March 12, 2012 by Chris*

**7th Grade Math**

You are pouring water from a cylindrical can is 7 cm in diameter and 10 cm high into a rectangular pan that is 20 cm in width, 9 cm in length and 14 cm deep. How many cans, can you pour into the pan? Use 22/7 for pi.

*Thursday, February 23, 2012 by Erikka*