# Posts by elizabeth

Total # Posts: 1,069

**Chemistry 1**

i need help as quickly as possible because i am taking a summative practice test and this question i don't understand how to work it out. can you please explain? here is the question: Arrange the following in order of increasing oxidation number of the sulfur atoms in ...

**Mathematics**

Please correct me if my answer is wrong... thanks 1. 6(11-(3+1)^2+3) =-12 ------------------------------------ Here is my working out 6(11-(4)^2+3 6(11-16+3) 6(-5+3) 6(-2) -12

**math**

Thank you

**math**

The box plots below show the average daily temperatures in January and December for a U.S. city: two box plots shown. The top one is labeled January. Minimum at 0, Q1 at 10, median at 12, Q3 at 13, maximum at 16. The bottom box plot is labeled December. Minimum at 1, Q1 at 5, ...

**Math**

I need help on these two too

**English**

Formal schooling is basically when you get schooled through credital sources

**Biology**

What is an ecological footprint and why does Nothern Americans have such large ecological footprints?

**Biology**

What causes acid precipitation, and what are the negative effects of acid precipitation?

**Biology**

What's an ecological niche?

**Biology**

Define and give examples of predation, competition, and symbiosis.

**Biology**

What is the difference between endangered and extirpated?

**Biology**

What is the difference between tolerance range and optimum range in Biology?

**Biology**

What is an invasive specie, and what are some negative effects of an invasive species?

**Biology**

What is pesticide resistance? Why is it that biological control is a good solution to the problem of pesticide resistance?

**Biology**

What's the difference between Bio accumulation and Bio amplification?

**Biology**

How does Nutrients get affected from surface runoff in Biology? If in detail, you could explain what exactly is Surface Runoff, and what causes it, that'd be of great help !

**Re:BIOLOGY**

Whats the relation between Photosynthesis and Cellular Respiration? Is it, because they have complimentary proccesses?

**RE:Biodiversity**

Sorry I have a lot, final exams tommorow! Whats the relation between Photosynthesis and Cellular Respiration?

**Biology**

Also, sorry if I may ask a lot of questions, I am just preparing for my exam tomorrow.

**Biology**

Thanks Ms.Sue Don't worry

**Biology**

Okay sorry let me explaining properly, My question was which has more biodiversity, Natural Ecosystems or Artificial ecosystems? and I'm,sopposed to explain. I choose Natural but I guess I am wrong.

**Biology**

Wait, so are you saying that Artificial ecosystems actually has more biodiversity? Altho, they have been altered?

**Biology**

How do natural ecosystems have more biodiversity?

**English**

thank you anna!!!

**math**

My cousin's car gets 32.81 miles per gallon. She only has 6 gallons left in her tank. How many more miles can the car last?

**Math**

Every two-digit number whose units digit is three times its tens digits

**Math**

Mark is building a custom wooden frame around his flower bed.The length of the frame is 5.45 feet, and the width of the frame is3.275 feet. What is the area of the flower bed without rounding?_________square feet

**US Legal system and branches of government**

private law is a branch of the law that deals with the relations between individuals or institutions.

**US Legal system and branches of government**

i don't understand it

**US Legal system and branches of government**

consider the definition of private law and public law. Discuss the difference between these two sources of law. support with example.

**US Legal system and branches of government**

write 200 word on the three executive offices which affect the health information profession.

**Social Studies**

instead of being selfish she should have help other people richness is not the key to happiness.

**enocomics**

it will cause aggregate demand to rise

**math**

What two numbers have a product of 3.6 and a sum of 3.8

**Math**

The sum of two numbers is 48. One number is 24 more than the other number. Find the numbers. My thinking is X=48-24. X=24

**math**

the 6:00 a.m. temperatures for four consecutive days in the town of lincon were -12.1 c, -7.8 c, -14.3 c, and -7.2 c. what was the average 6:00 a.m. temperature for the four days?

**Science**

Thanks for the help!

**Georgia State History**

Which of the following does not describe part of the Intolerable Acts? Boston's port was closed. There was a tax on molasses. There were limited town meetings. Colonists had to quarter British soldiers in their homes. ** Even if my answer is wrong, can you still talk me ...

**math**

the number of bottles a machine is proportional to the number of minutes the machine operates the machine fills 250 bottles every 20 minutes 0,0 to 10,125 explain why these are the answers

**pre algebra**

robin is making bows to sell at her mothers yard sale she will use 3/4 foot of a ribbon and 2/3 of blue ribbon what is the ratio of the length of the blue ribbon to the red ribbon explain how its 2/3 to 3/4

**pre algebra**

robin is making bows to sell at her mothers yard sale she will use 3/4 foot of a ribbon and 2/3 of blue ribbon what is the ratio of the length of the blue ribbon to the red ribbon explain how its 2/3 to 3/4

**science**

what were your answers?

**Physics 114**

an object is dropped from a height of 7.00 meters and takes 1.19 seconds to fall to the ground. What is the acceleration due to gravity estimated from this measurement? Suppose the experiment above is done five times. Determine the mean fall time and the standard error using ...

**Proportions**

A 130 lbs man burned 194 calories during a 30 minute tennis session. How many calories would a 250 lbs man burn in the same time frame doing the same activity(assuming they burn calories at the same rate)? I just need help figuring out what the equation is, I can't seem to...

**Criminal Justice/White Collar Crime**

I believe the answer is A.

**Language Arts**

Which word has a meaning similar to prodigy? -Statue -Babysitter -Athlete -Wonder**

**English**

"Tolerance is the word used most often when this kind of coexistence succeeds, but tolerance is a vanilla-pudding word, standing for little more than the allowance of letting others live unremarked and unmolested. Pride seems excessive, given the American willingness to ...

**Science**

In general what would a scientist do after forming a testable questions? -Design an experiment**** -Develop a hypothesis -Draw a conclusion -Analyze data

**Ed Tech**

Before katie turns in the paper she typed she wants a peer to review it and give her feedback. katie uses her all in one printer to scan her edit,prints, and send them to her friend. An all in oneprinter is -Input device -Output device -Data storage device -Operating system

**Science**

Hello, I just started my chem class today and I am totally stuck on this question: Hurriance Katrina had the 2nd lowest ever recorded barometric pressure at 0.920 mb. Convert this pressure to units of… a. atmospheres. b. Inches of Hg. I know i need to convert but I'm ...

**SCIENCE!**

you plant a seed and water it every day but it does grow

**statistics**

The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected current salary data of the three groups ...

**mathematics**

the greatest and the least resultants of two forces acting on a body are 35kN and 5kN respectively,determine the magnitude of the forces,what would be the angle between these forces if the magnitude of the resultant is stated to be 5kN

**moretlwe**

describe a recent service delivery protest in your community or in the neighbourhood.

**Statistics**

The number of books sold over the course of the three-day book fair were: 365, 303, 401. Assume that samples of size 2 are randomly selected with replacement from this population of three values. a. List the different possible samples, and find the mean of each of them. b. ...

**Statistics**

A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Cavalier shows that the mean is 4.5 hours and the standard deviation is .6 hours. If 42 mechanics are randomly selected, find the probability that their mean rebuild time is less than 3.5 ...

**Statistics**

The music industry must adjust to the growing practice of consumers downloading songs instead of buying CDs. It therefore becomes important to estimate the proportion of songs that are currently downloaded. How many randomly selected song purchases must be surveyed to ...

**Statistics**

75 packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.2 pounds and a standard deviation of 2.9 pounds. What is the 95% confidence interval for the true mean weight of all packages by the parcel service?

**Statistics**

The Tyco Video Game Corporation finds that it is losing income because of slugs used in its video games. The machines must be adjusted to accept coins only if they fall within set limits. In order to set those limits, the mean wight of quarters in circulation must be estimated...

**Statistics**

A sample of 106 body temperatures resulted in a mean of 98.2 degrees and a standard deviation of .62 degrees. Use these sample statistics to construct a 98% confidence interval estimate of the standard deviation of body temperature of all healthy humans.

**math**

49 students went on a trip .There are 5 more girls than boys.How many boys are there?

**math**

In a school with 323 students there are 15 more girls than boys.How many boys are there?

**math**

steve ur answer is born wrong sorry

**math**

49 students go on a trip there are 5 more girls than boys.how many boys are there?

**math arithmetic sequence and series**

A theater has 30 seats in the first row, 33 seats in the second row, 36 seats in the third row, and so on in the same increasing pattern. If the theater has 15 rows of seats, how many seats are in the theater?

**Math**

What is the approximate average of these numbers: 9,18 and 31?

**P.E**

Correct

**Language Arts**

3 is 4 4 is 2

**Language Arts**

Okay thanks.... I still think its the last one because it gives a clear thesis

**Language Arts**

I think "The use of tablets positively affects student achievement in school" is the correct answer

**Language Arts**

Yes, there are two more answers but i don't think they are correct -How much tablets cost, and how are they maintained Tablets are too expensive

**Language Arts**

I think its B

**Language Arts**

Read the following topic. How could you rewrite the topic to form a focused thesis statement? *Tablets and School* -Schools use tablets daily -The of tablets positively affects students achievement in school

**Language Arts**

Okay thanks

**Language Arts**

You are trying to convince your community council to install recycling bins at the local park. Which of the following types of writing could you use most effectively to try to change the situation? -A reflective essay about the fun that you and your friends had at the park -An...

**Art**

Which is the best definition of intaglio? -To copy images onto the surface of paper -To chemically transfer images to the surface of paper -to carve or engrave images into the surface of a plate -to print money using high tech methods

**Algebra**

Okay... What does that mean?

**Algebra**

-2,3,1,4,5,9,.... which is most likely the 10th value in the sequence??

**Science**

I can't find the answer... All of them are not showing any answer... Please help Ms.Sue!!

**Science**

I think it's B

**Science**

How did Darwin and Lamarck differ in their thinking about change in species? Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism’s environment. Darwin thought that change could occur in ...

**Math**

What is the least perimeter of a rectangle with an area of 32 square feet?

**SS**

Which Party endorsed the Wilmot Proviso? 1. Whig 2. free-soil 3. democratic ** 4. republican ** what i think is right.

**chemistry**

7.5 gm of chromium and 7.5 grams oxygen yield

**Sociology**

This golf club did not allow African-Americans and women to be members until 1990 and 2012, respectively.

**General Homework**

I have an assignment where I have to use bullet points. I already have an idea with many bullet points. However, under one of the bullet point idea, I have a few more ideas. Do I put those ideas in bullet points or what is the proper format?

**English**

Should fragrances be allowed in schools? I need 3-4 reasons for no. the only one that i can think of would be that people are allergic to it. What are some other ones?

**Science**

A particular ecosystem in Georgia can support a maximum population of 100 blubirds. Which of the following would allow 120 bluebirds to live together in this ecosystem? -human activity disrupting the nesting habits of a preditor hawk -flooding that decrease the local insects ...

**Math**

Which statment is true? A right triangle alwas has two acute angles.

**Language Arts**

Which of the following sentences uses a predicate noun? A. When you leave, I will feel sad. B. My sister is their most valuable player. C. Their most valuable player is she. D. I will be saddened when you leave. Thank you for any help you give!

**Language Arts**

Thank you Ms. Sue. This really helped me. Again, thank you!

**Language Arts**

Which of the following sentences contains a pronoun in the objective case? A. What costume should I wear to the party tonight? B. Maybe Martha will loan me something. C. Her costumes are always the best. D. She won first prize in a Halloween contest last year! Is the answer A ...

**Vocabulary**

When we made our appeal for funds, their response was so (incalculable, frigid) that we realized we would have to find other ways of raising money. incalculable

**Health**

what is the blood vessel that returns blood to the heart from the rest of the body?

**Vocabs**

1. When we made our appeal for funds, their response was so (incalculable, frigid) that we realized we would have to find other ways of raising money. incalculable

**Algebra**

Find five solution sets for the linear equation 3x - 5y = 15.

**English**

what does rhetoric mean in this sentence? He has toned down the rhetoric since his star-crossed days as minister.

**Physic**

Hi, I'm learning about simple harmonic motion of a mass-spring system and I've been working at 2 problems for the past hour. I believe I have the right formula and I know what the answers should be but Im getting a different answer. Can you explain it step to step to ...

**Business**

Is it better if canadian dollar has high value or low value for canada. I think high value is better. But I'm not sure

**Health**

if you catch a cold which component of blood do you rely on to help attack the virus that has invaded your blood stream