Friday
April 25, 2014

Posts by kaitlyn


Total # Posts: 198

geography
Taken as a whole, what would you say is the single most pressing problem found in Latin America or South America? What possible solutions can you develop?

10th grade
Describe the geography of Southern South America and how this geography influences economic activity?

physics
so would it be... P=((73+7)*9.8)/2*pi*r then divide it by 2? or would it be... 4P=((73+7)*9.8)/2*pi*r then divide it by 2?

physics
A 73 kg man in a 7.0 kg chair tilts back so that all the weight is balanced on two legs of the chair. Assume that each leg makes contact with the floor over a circular area with a radius of 1.0 cm, and find the pressure exerted on the floor by each leg.

physics
i keep coming up with the wrong answer for T1. i am getting 358.57 and its wrong.

physics
A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold weighs 210 N and is 2.80 m long. What is the tension in each rope when the 710 N worker stands 1.80 m from one end? smaller and larger.

physics
nevermind. i just figured it out.

physics
A 581 kg satellite is in a circular orbit about the Earth at a height above the Earth equal to the Earth's mean radius. the orbital speed is 5590.98 m/s. Find the period of its revolution.

physics
A satellite moves in a circular orbit around the Earth at a speed of 5661 m/s. (b) Determine the period of the satellite's orbit. the satilites altitude above the surface of earth is 6076312.71m. im using the equation P=2*pi*r/v and am coming up with 1.87 and its not right...

physics...
A satellite moves in a circular orbit around the Earth at a speed of 5661 m/s. (a) Determine the satellite's altitude above the surface of the Earth. i'm using the equation Gm/(r+h)=9.8 where h=altitude and i keep coming up with the wrong answer.

physics
A 0.480 kg pendulum bob passes through the lowest part of its path at a speed of 3.10 m/s. (b) When the pendulum reaches its highest point, what angle does the cable make with the vertical? The cable of the pendulum is 80 cm or .8m.

physics
A 0.480 kg pendulum bob passes through the lowest part of its path at a speed of 3.10 m/s. (b) When the pendulum reaches its highest point, what angle does the cable make with the vertical? The cable of the pendulum is 80 cm or .8m.

physics
A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle with the vertical. (b) If the ball is revolved so that its speed is 4.0 m/s, what angle does the cord make with the vertical?

physics
A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle with the vertical. (b) If the ball is revolved so that its speed is 4.0 m/s, what angle does the cord make with the vertical?

physics
(b) If the ball is revolved so that its speed is 4.0 m/s, what angle does the cord make with the vertical?

physics
A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle with the vertical. determine the balls speed.

statistics
with a mean of 62 and standard deviation of 12, how would you find a proportion greater than 80 and draw it on a curve?

physics
Consider a level flight turn of a propeller-driven airplane in which the airplane makes a complete circular turn in 1.6 min. If the plane's speed is 200 m/s, what is the radius of the circle?

physics
It has been suggested that rotating cylinders about 10 mi long and 4.9 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration?

physics
An 8.00 g bullet is fired into a 250 g block that is initially at rest at the edge of a table of 1.00 m height. The bullet remains in the block, and after the impact the block lands d = 1.8 m from the bottom of the table. Determine the initial speed of the bullet.

World Geography
Identify the state capital that will be visited by a team from a state capital?

reading
how do you know that the stranger ontinued to care about the baileys after he left the farm?

AP physics
A 66 kg diver steps off a 13 m tower and drops, from rest, straight down into the water. If he comes to rest 4.4 m beneath the surface, determine the average resistance force exerted on him by the water.

MATH
How does the equation of a log and Ln function effect the graph. (Ex. Dilation, reflection, ect.)

math
.34 least 30% next 3/4 greatest

Physics
A car traveling initially at 7.49 m/s acceler- ates at the rate of 0.743 m/s2 for 5.41 s. What is its velocity at the end of the accel- eration?

Physics
The knot at the junction is in equilibrium under the influence of four forces acting on it. The F force acts from above on the left at an angle of with the horizontal. The 6 N force acts from above on the right at an angle of 47◦ with the horizontal. The 5.4 N forc...

college
How do i calculate the number of equivalents of h2c4h4o4 titrated?

Math
Kay is making beaded belts for her friends from 6.5 meters of cord.On belt uses 0.625 meters of cord.How many belts can she make?

Chemistry
the hydrated salt is overheated and the anhydrous salt thermally decompose, one product being a gas; will the reported value of x be too high,low on the unaffected? explain.

physics
By how much does the speed of a vehicle moving in a straight line change each second when it is accelerating at 4 m/s2?

Physics
A ball is thrown upward from the ground with an initial speed of 26.8 m/s; at the same instant, a ball is dropped from a building 15.9 m high. After how long will the balls be at the same height?

algebra
write the inequality statement. The range of shoe sizes in geometry class is size 5 to size 14. really confused.

Math
i need help with diviging decimals.

7th grade
I am trying to unscramble ecrfenine in my science homework and cannot get an answer. My mom has read the whole chapter as well with me and we cannot find it. It has to do with scientific method.

Math
10 divied by 16 =

8th grade
when two or more substances combine to make a complex compound,the process is called a......WHAT??

Math
An aluminum cylindrical juice can has a height of 4 in. and a radius of 6 in. How many square inches of aluminum are needed to make the can?

chemistry
What's an example of suspensionn?

Social Studies
How do ethnic, racial, and religious hatred weaken society??

algerbra 2
what are the other roots of 3x^4-12x^3+41x-8x+26 that include 2-3i

algebra
5 c 2

7th grade
Susan has red, blue, green, and yellow sweaters. Joanne has green, red, purple, and white sweaters. Diane's sweaters are red, blue, purple, and mauve. Each girl has only one sweater of each color, and will pick a sweater to wear at random. Find each probability. P(each gir...

elizabeth shelton
ok

physics
A crate starts from rest at the top of a large, frictionless spherical surface, and slides into the water below. At what angle, θ, does the crate leave the surface?

8th Grade Algebra
1. (y^2+6y+1)(3y^2-3) 2. (4x^2-2x-1)(3x-1) 3. (n^2-n+2)(n+2) Help!! I'm trying to help my daughter with her homework.

Geography
the existence of nearly 3,000 ethnic groups and 800 languages affect life in countries south of the Sahara?

science
what is the system of grouping things based on properties?

Math
An odd number is less than 160 and has exactly three defferent prime factors. What is the number? Explain your reasoning. ??? AAAH! help!

10th grade
Philippians 4:13 "I can do all things through Christ, who strengthens me." God is always on your side, you just have to allow Him in your heart. I will be praying that you get back on track. But please remember, if you have God in your heart you never have to do this...

ADDITIONAL INFO
Who is that?

french help please!
thanx

french help please!
wat grade are u in mathamte and wat is ur real name

french help please!
wat grade r u in mathamte and wat is ur real name tell me please

french help please!
thanx, by the way wat grade r u in mathmate and wats ur real name?

french help please!
no Imean it wat grade r u in, ill tellu wat grade i'm in if u tell me

french help please!
What grade are u in Dina

french help please!
I love the name Dina, very interesting, its Cool

french help please!
MathMate I'm talkin to u but u r too buzy talkin with Snow. :-(

french help please!
Snow wats ur real name

french help please!
u should come on here often, u could come in lots of help to me ;-*

french help please!
u r too smart for this world

french help please!
My God MathMate I need u

ENGLISH HELP ME
yup practice makes perfect. I really love this website, its the best one on earth

ENGLISH HELP ME
That's Okay, you tried and that was enough, thanx Ms Sue Ireally appreciate it

ENGLISH HELP ME
Yours was awesome Ms Sue I really liked it, bu I need to hear it, not read it

ENGLISH HELP ME
thankx. but is there a song on site whih'll help me memorize my poetry terms . If you find a link to one please list it, Thanx

ENGLISH HELP ME
metaphor- commparing 2 unlike things without using like or as Simile- comparing 2 things using like or as Oxymoron-ex. jumbo shrimp, pretty ugly Personificaton- giving human qualities to inanimate objects Alliteration- initial repetition of consonant sounds But I need way more...

ENGLISH HELP ME
what is a good song for remembering poetry terms. I memorize lyrics really well.Please help ;-)

math
what is a interval

natural logs
solve for x. xe^x = 9

natural logs
solve for x. xe^x = 9 please help i am stuck. i keep going in circles.

science
what is the name of a poisionous plant like a mushroom that has 9 letters?

Social Studies
I need to find information on the exact things that the Indians, not just Squanto, did to help the pilgrims survive that first winter. I know that they helped them learn to hunt and fish and plant crops...but how did they teach them. Did they also help feed the Pilgrims that f...

Social Studies
Describe two possible alternatives available to the Allies in dealing with Hitler other then appeasement.

math distributive property
3(x - 2y)

chemistry/math
how do i convert 640 km to milli...i dont even know what the teacher means by milli. helppppp.......

chemistry/math
how do i convert 640 km to milli...i dont even know what the teacher means by milli. helppppp.......

7th grade
i can help you on anything

social studies
I have to use physical map in a sentence

chemistry
IDk

Social Studies
Did the colony of Virginia want to be free from England?

Math
Four decimeters are equal to----centimeters ? Seven meters are equal to ----centimeters ?

biology
okay im totally lost here, the question i need to answer is explain why codons can't consist of two bases instead of three for each amino acid. im so confused..help!

Math
how did u get the answer?

Math
thnx

Math
Station QBE played 40 minutes of uninterrupted music. Of the songs played, 2/3 were performed by female vocalists and 3/5 of these were ballads. What fraction of the uninterrupted music was ballads by female vocalists?

Maps
What is the purpose of the international date line?

Science
thank you!

Science
Why are time zones necessary and What is the purpose of the international date line? I can't really figure these out, help please!

Super Easy Science - SUPER SIMPLE QUESTION!!!!!
how do I do i stay focused while writing a report??????!!!!!!!!!!!

ENLISH
2

CHEERLEADING!
i have to write a cheer with my name it, and its supposed to be funny. 3, 4, 5 lines? my names kaitlyn, duh. so can you help? Why don't you end each line with a word that rhymes with Kaitlyn? Words that come to mind are begin, win, pin.

Chemistry
Write the balanced camical equation for the complete combustion of propane C3H8, a fuel used in gas grills (carbon dioxide and water are products). This is the WRONG answer that I got... 2(C3H8) + 7(02) -> 3(CO2) + 8(H20) Can anybody help me? 2(C3H8) + 7(02) -> 3(CO2) + ...

algebra
(2x+4)(3x+4)

algebra
So... I know the answer to the question because it's something we worked on in class... but there's one part I don't get. Factoring m - 2n + m^2 - 4n^2 m - 2n + (m + 2n) (m - 2n) Then there's a 1... 1(m - 2n) (m + 2n) (m - 2n) AND my question is... How and why ...

Algebra 1
Can you help with solving equations with variables on both sides? can you post the problems, there are lots of people who can help you.

Math
I'm having trouble with a math problem: I solved it but I have to make sure I'm right. Question: A computer was on sale at 60% off. A cash register receipt for that computer was found showing a total of $496.08 which INCLUDED TAX, but the rest of the receipt was too ha...

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