Wednesday

April 23, 2014

April 23, 2014

Total # Posts: 805

**Science**

all of the living and non living things in an area make up the what?

**Biology**

What is a founder effect? How do you determine the age of a mutation? How is a dispersion route determined? How founder effect, determining the age of a mutations, and dispersion route link with ethnicity and disease risk?

**ETH**

How can you cite when what you have wrote comes from yourself? Can you even do that?

**ETH**

Thank you so much!

**ETH**

how would i source a community member or leader? Can I even look this up online????

**ETH**

The final project for ETH 125 is a 1,400- to 1,750-word autobiographical research paper on race in your community. The CheckPoints and assignments in class are designed to stimulate your awareness of cultural diversity issues, so, as you craft your final paper, think about how...

**ETH**

It is asking me to list three sources and one from my community. Where am I supposed to get the other two?

**ETH**

I have the same problem as all of you all. But how am I supposed to cite the paper??????? Please help!!!!!!!!

**Algebra 1**

in the first step, what happened to the S? I understand how you got -5, but I don't understand what happened to S. i understand everything else, just that. would S = -5?

**Algebra 1**

Entomology is the scientific study of insects. Patty, Ronny and Sammy collected some insects for their science project. At the end of the first week of collecting, Patty and Ronny together had 89 insects, Ronny and Sammy together had 80 insects, and Patty and Sammy together ha...

**AED 200**

I'm in your class as well and looking for the same info.

**sports**

in a sports development officer I am asked to provide a list of sports and resources needed to provide a range of sports in my local community how do I go about this please help.

**Math**

Eight people are put into pairs and enter a room with a large table with four pairs of chairs (2 chairs and a lot of space then 2 more chairs and a lot of space and so on) Though they could sit anywhere they had to sit with there assigned partner. In How Many ways could the ei...

**public services**

what would a fitness test be for a non uniform public service be. eg life guard

**science**

a 45kg skater pushes off from a wall with a force of 234 n. what is the sklater's acceleration?

**diet**

what are the typical nutritional and energy values of the 8 main food groups

**fitness**

what would a fitness test be for a non uniform public service be??? thank you

**lifestyle**

what are the lifestyle factors that are important to gereral well being.

**Algebra 1**

ok, no one has helped me with it the first time, let's see if this time is successful. Jilian wants to buy candles in case her electricity and furnace fail. Each candle she plans to use, burns at a rate of 5mL of wax per 15 min. One of these candles has a diameter of 8 cen...

**Algebra 1**

when I divide the volume by the burn rate, i get the answer 251.2 min.

**Algebra 1**

how did you get the 2261 min?

**Algebra 1**

I'm so sorry, i messed up my spelling. Each candle she plans to use, burns at a rate of 5 mL of wax per 15 min. One of these candles has a diameter of 8 cm and a height of 15 cm. How many hours will is take the candle to burn down completely? Express your answer to the NEA...

**Algebra 1**

Jillian wants to buy candles for winter, in case her electricity and furnace fail. Each candle she plans to use, burns at a rate of 5 mL of was per 15 cm. How many HOURS will it take the candle to burn down completely? Express the answer to the NEAREST WHOLE NUMBER. (Note: 1mL...

**public services**

hi what is the diffrence between uniform and non uniform public services

**sport and recreation**

hi my question is What is the diffrence between uniform and non uniform public services. thank you

**Never Mind**

I'm just gonna call my friend, she's really good in math. THANKS FOR ALL THE HELP!!!

**Algebra 1**

Let me write it different it's 126a times negative one ninth "a" times one seventh "a cubed" and the answer says negative 2a to the fifth

**Algebra 1**

but it's 126a(-1/9a)(1/7a3)

**Algebra 1**

(1/7a then the three)

**Algebra 1**

126a(-1/9a)(1/7a cubed) and the answer to this in my book says -2a to the fith. How does it work, i've tried multiple times.

**Algebra 1**

Bryan's chimney is rectanglular, with the short side being half the length of the long side. If Santa's belly is 58 inches in circumference, and he just fits through the chimney, what are the smallest possible dimensions of Bryan's chimney? Assume Santa's belly...

**GEOMETRY**

THE ANSWER WILL BE 16 DEEGRES.. BECAUSE THE ANSWERE WILL NOT BE X/2... BECAUSE IS NOT A BISECTOR OF THAT HOLE <... IS A I/3... SO IT WILL BE X/3.

**GEOMETRY**

ray OC bisects <AOB, ray OD bisects <AOC, RAY OE BISECTS <AOD, RAY OF BISECTS <AOE NAD RAY OG BISECTS <FOC IF THE MEASUREOF <BOF EQUALS 120 DEGREES, THEN WHAT IS THE MEASURE OF <DOE?

**Geometry**

NO..

**Roosevelt honors geometry**

ray OC bisects <AOB, ray OD bisects <AOC, RAY OE BISECTS <AOD, RAY OF BISECTS <AOE NAD RAY OG BISECTS <FOC IF THE MEASUREOF <BOF EQUALS 120 DEGREES, THEN WHAT IS THE MEASURE OF <DOE?

**Geometry**

IT MEANS THAT IS A REGULAR POLYGON THAT IS EQUANGULAR AND EQUELATELAL.

**Math**

Part A (3miles/1)*(5280ft/1mi)*(12in/1ft)*(1rev/15πin) is appx 4033 revolutions Part B (2.75rev/1sec)*(60sec/1min)*(60min/1hr)*(15πin/1rev)*(1ft/12in)*(1mi/5280ft) is appx 7.4 mph

**Physics (last question)**

A 800 kg projectile is fired vertically upward with an intitial velocity of 50 m/s. Assuming that no friction is present, how high above the ground will the projectile travel?

**Science**

h t t p: // en.wikipe dia. org/wi ki/ Interna ti onal_ Date _Line take out the spaces.

**Science**

There's a whole story about the farmer's workday and the purpose of the Int. Dateline. Hold on I'll get a link for you.

**Physics**

Okay thanks. I'll check it to make sure and see what I get.

**Physics**

A 500 kg car has an engine that uses only 40% of the energy from the gasoline for motion. If there is 15,000J of potential energy stored in the gasoline, how fast an the car go on the gasoline? I have no idea how to set this up. Any help?!

**history**

ancient style for what?

**Physics**

A 500 kg car has an engine that uses only 40% of the energy from the gasoline for motion. If there is 15,000J of potential energy stored in the gasoline, how fast an the car go on the gasoline? I have no idea how to set this up. Any help?!

**College Algebra**

take it like an equation. pretend the > sign is an equal sign. -2x +4 = 12. when your done, just substitute the sign back in, and flip it. (like this <)

**Physics**

A 500 kg car has an engine that uses only 40% of the energy from the gasoline for motion. If there is 15,000J of potential energy stored in the gasoline, how fast an the car go on the gasoline? I have no idea how to set this up. Any help?!

**Physics**

thanks.

**Physics**

A snowmobile does 400J of work in towing a sled to the top of a hill. During th etrip up the hill, it took 50J to overcome the work of friction. What is the potential energy of the motionless sled at the top of the hill? Well I know that the formula for potential energy is mas...

**Algebra 1**

This is a five step problem: The width of a rectangle is 6 cm less than the length. A second rectangle, with a perimeter of 54 cm, is 3 cm wider and 2 cm shorter than the first. What are the dimensions of each rectangle. I just don't understand how to write the equation, i...

**Physics**

Sally applies a horizontal force of 500 N with a rope to dtag a wooden crate across a floor with a constant speed. The rope tied to the crate is pulled at an angle of 67.5 degrees. a) How much force is exerted by the rope on the crate? b) What work is done by Sally if the crat...

**Physics**

On July 19, 1969, Apollo II's orbit around the moon was adjusted to an average orbit of 111km. The radius of the moon is 1785 km and the mass of the moon is 7.3e22 kg. a) How many minutes did it take to orbit once? b) At what velocity did it orbit the moon?

**spanish**

or cafe could be describing the post office, saying that the brown post office was closed when i went there...

**spanish**

oficina de correroes = post office my bad haha.

**spanish**

I went/the office of running/[it] was closed/brown or cafeteria

**spanish**

I went to the office of running/gym or something like that.

**Spanish (Foreign Language)**

Okay I got it. Ir is an irregular preterite tense, right? So the conjugations would be: Yo fui Tu fuiste Ella fue etc. etc. etc. So yes, your right.

**Spanish (Foreign Language)**

Hmm...I'll be right back. It's in my Spanish notes, I hafta get them.

**Spanish (Foreign Language)**

What is 'treasure chest' in Spanish?

**ETH 125**

It's asking to cite. How in the world are you supposed to cite when it's about you?

**math**

it good

**science**

Is this true? Is a permanent marker a chemical or physical change? A permanent marker is a physical change. Because it’s solvent is alcohol based, the mark made by the marker will dry quickly because of the speedy evaporation of the base. Almost immediately afterward, a p...

**Physics**

A player kicks a football from ground level with a velocity of magnitude 31.0 m/s at an angle of 30.0 degrees above the horizontal. What is its maximum height?

**math**

if y=6 3x-y=10 what is x

**science**

What makes certain inks permanent and others washable? And why does "permanent" ink still dissolve in alcohol?

**chemistry**

what make permanent markers permanent and washable markers washable and why does that change with alcohol?

**chemistry**

What makes certain inks permanent and others washable? And why does "permanent" ink still dissolve in water.

**science**

yellow stone national?

**native american history**

Discuss the divisions between the traditionalists and moderate Indians from WWII on. Why does this war help to produce a sharp division between them? How did the actions of the government fully deepen it? Can someone help me break this question down and also if someone can hel...

**Math**

How many different four-digit numbers can you make using all the digits in each set only once? a. 1,2,3,4 b. 0,1,2,3 c. 0,0,1,2

**Science**

Thank you, I'm going to practice and see how I do.

**Science**

Metric System How do I know when to multiply and when to divide when converting to metric or from? Sample- 450km=______mi

**Ethnics Culture Diversity**

List two or three characteristics of Orientalism? How may Orientalism and prejudice contribute to hate crimes against these groups?

**Grammar**

What is the case and syntax of trhe word feet in the sentence "The center of a tennis net is three feet long." In this sentence, "feet" is an adjective modifying the noun "long." feet is part of a dimensional adjective "three feet long"....

**Grammer**

I need help with the following question: The law from the 1800s mandated that men could buy alcohol and cigarettes only from a state store. My question to this is back in the 1800's women were not allowed to by alcohol, so I don't think this is a biased statement, it w...

**Mathematics**

Please help... In a 200 m swimming race between 8 boys, the probability of Omar winning the race if he is in one of the two outside lanes is 1/4. If he is in any of the other lanes, the probability of Omar winning is 1/3. If the lanes are drawn at random, what is the overall p...

**Science**

Knowing what you do about food chains and the flow of energy through an ecosystem,why are there less lions than gazelles on the African plains? Hmmm! This question asks YOU to synthesize what YOU've learned about food chains and then draw a conclusion. We'll be happy t...

**algebra**

How do you simplify -4x ---- x-x^2 thanks! Take an x out -4 --- 1-x it said the answer was -4 --- x-1

**algebra**

Please can someone help me? Thanks! Find the least common multiple of each pair of polynomials: 12x^2-6x-126 and 18x-63 Simplify each sum: 5y+2 2x-4 ---- + ----- xy^2 4xy

**ap us gov and politics**

the media and lack of communication

**math**

2+2= 4

**history**

When did people stop using parchment and start using paper? These sites will give you the history of paper: (Broken Link Removed) http://inventors.about.com/library/inventors/blpapermaking.htm I'm not really sure as to the answer. You see, I'm writing a story that take...

**Math**

i need help finding the slope of the line that passes through each pair of poinst. 1. (1,-3),(4,3) 2.(5,0), (-2,1) Divide (y2 - y1) by (x2 - x1). For (1), this would be 6/3 = ? Thank you. The first one came out to 2. The second one is not working out. I got 4 1/2 and I know th...

**Math**

-4 is less than 12+x (Idon'y know how to make the less than sign on the computr) I've subtracted 12 form each side and I get -8. What am I doing wrong? 2m-5=17 I added 5 to each side and get 22. Then divide by 2 get 11. Is that coeerct? -4 < 12 + x -16 < x You di...

**Science**

I have to unscramble these letters to make words about electricity. I can't figure out these three. ISRESE LARLPLAE TKLATIWO series, parallel, kilowatt SERIES PARALLEL KILOWATT Thank You Thank You Thank you so much!

**algebra**

Can some kind soul please assist me with this question? :) Simplify the expression. Use only positive exponents: (4p^2q)(p^2q^3) Bless you! 4 p^4 q^4 Exponents add when multiplying Even when there's two sets of parenthesese?

**calculus**

can anyone tell me if tan-1x= 1 over tan x? No. They are different. tan^-1 (x) is a frequently used way of writing arctan x, which means the angle whose tangent is x. tan (tan^-1 x) = x

**Social Studies**

How has our goverment changed from what the framers of the Constitution intended? Explain by examining the implied/informal powers and expressed/formal powers of the 3 branches of goverment

**Social Studies**

how does the power of judicial review affect the seperation of power in the Federal Goverment? Judicial review is part of the system of checks and balances. If each branch of government was able to do what they wanted when they wanted, we would be in more of a mess as a countr...

**russian revolution**

In 1923, who did Trotsky begin to oppose? What were some of teh consequences? http://en.wikipedia.org/wiki/Leon_Trotsky

**russian revolution**

What qualities was Leon Trostky known for? http://en.wikipedia.org/wiki/Leon_Trotsky

**to kill a mockingbird**

how do the people of maycomb seal and oral contract? I belive they spit in thier palms and then "Shook on it" with a very enthusiastic clap as thier hands met, gripping tightly and shaking once. Please review the story to verivfy.

**English**

I read what it says on irony, but I still don't get it. Is "But in the days before we left, when there was so much confusion and mayhem, worse than a hog killing." irony? I don't see the irony in just that sentence -- just very descriptive comparison. Maybe, ...

**Geography**

What are the two South American countries with no known oil reserves? This site lists at least four South American countries with no known oil reserves. http://www.eia.doe.gov/emeu/international/reserves.html

**Geography**

What are two South American countries with no known oil reservers?

**Geography**

What country do the Galapogos islands belong to? This site has your answer. http://www.galapagos-islands.net/

**world geography**

Where are you from if you are a: a.carioca b.limeno c.porteno d.paceno d.paulistano All the "n's" have a tilda on them. Check out these sites. http://ipanema.com/rio/basics/e/people.htm (Broken Link Removed) (Broken Link Removed)

**Geography**

What is a topographic Map and what does it show you on it? http://en.wikipedia.org/wiki/Topographic_maps

**Interesting Geometry Probem**

I am bulding a sculpture out of rock and need help figuring out how much rock to buy... Here are the figures... 1 ton of 1.5" rock covers 107 sq. ft. My sculpture will be comprised of 24 layers of rock 2" thick. Each layer will be aproximatly 3ft. by 3ft. How many to...

**Geography**

Land use: What type of farming is suited to poorer soil, a short growing season, hillyland, and nearness to markets? The nation's largest inland port, situated at the junction of three rivers? The area which together with the coastal waters off Cape Cod, accounts for a la...

**Math/history**

I have to do a project and need info. about mean, median, mode, range, freqency tables line plots, and stem and leaf plots. I would like historical facts like how, who, where and why these methods came to be. I want to get a good grade so I am willing to do do extra research. ...

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