Saturday

April 19, 2014

April 19, 2014

Total # Posts: 196

**Resources for educating young children **

A portfolio should?

**math**

So did I - thank you so much!! I have spent hours on this one and I am sure you are right.

**math**

Air is pumped into a balloon such that its volume increases at the rate of 75cm^3 per second. It is assumed that the balloon is spherical all the time. Find in term of pi the rate at which the radius of teh balloon is increasing when the radius is 5cm. Given the balloon was in...

**Business**

Imagine you are an executive for BP, and you are preparing a presentation for the board of directors about the organization’s direction. Create a 10- to 15-slide Microsoft® PowerPoint® presentation, with speaker notes, in which you address

**US History**

the answers are A. Remained the same B. Shrunk to include less area C. (Expanded to include more area) D. Changed shape but retained the same size The one in parenthesis is my answer

**US History**

as population increases the borders of Boston?

**math (algebra honors)**

the edge of one cube is 2 cm shorter than the edge of a second cube. The volumes of the two cubes differ by 386cm^3. Find the edge of the smaller cube.

**Elgin Elem **

From 3:00 pm to 3:45 pm the minute hand of a clock turns how many degrees?

**US History**

The answers are 1. steamboat 2. canal system 3. horse-drawn cart 4. steam locomotive I think the answer is 1 or steam boat

**US History**

which transportation development had the greatest long-term impact on the american economy?

**Physics IMP**

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right side straight from bend...

**Physics IMP**

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right side straight from bend...

**Physics IMP pls**

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field magnitude in Tesla a point P, 10 cm from the corner? I can not draw pic here but I will try to describe it: Point P is in right side straight from bend...

**Physics IMP**

A large heavy box has its center of mass at a distance l from a bottom corner and at an altitude h above the ground. At what critical angle alpha does the box start to fall over when it is tilted? Assume that the bottom corner of the box has a large friction coefficient with t...

**physics **

Consider two solid uniform cylinders that have the same mass and length, but different radii: the radius of cylinder A is much smaller than the radius of cylinder B. Rolling down the same incline, which one of the two cylinders will reach the bottom first? Assume both cylinder...

**physics**

sorry guys.I did it

**physics **

A metal wire has a resistance of 8 ohm at a temperature of 20 degree celcius . If the same wire has a resistance of 8.40 ohm at 70 degree celcius , what is the resistance of this wire in ohms when its temperature is -10 degree celcius ?

**physics**

sorry I did it

**physics **

A metal wire has a resistance of 8 ohm at a temperature of 20 degree celcius . If the same wire has a resistance of 8.40 ohm at 70 degree celcius , what is the resistance of this wire in ohms when its temperature is -10 degree celcius ?

**Physics**

u=0,theta=65 degrees, t=9.20s h= (u^2*sin^2theta)/(2*g) solve this and get h..

**Physics**

In this following example, just keep v_0=9.8v_x and solve in the same way... The speed of the projectile can be broken into two velocity components. Vy and Vx. At maximum height Vy is equal to 0. The velocity vector V=(Vy^2+Vx^2)^1/2 We also know, that the initial speed of the...

**Physics Important please**

Hi, Damon I got it. Thank you

**Physics Important please**

Hi Damon, R_1 is inner radius and R_2 is outer radius of yo yo which looks like concentric circle and beta is the angle in right side of that yo yo. I hope this will help to complete the question. I dont know how to draw image here.

**Physics Important please**

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the string at an angle Beta...

**Physics Important please**

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the string at an angle Beta...

**Physics Important please**

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the string at an angle Beta...

**Physics Important please**

A yo-yo of mass m rests on the floor (the static friction coefficient with the floor is mu ). The inner (shaded) portion of the yo-yo has a radius R-1 , the two outer disks have radii R-2 . A string is wrapped around the inner part. Someone pulls on the string at an angle Beta...

**Physics Urgent please help**

Thank you Damon

**Physics Urgent please help**

A figure skater stands on one spot on the ice(assumed frictionless) and spins around with her arms extended. When she pulls in her arms, her moment of inertia decreases to 3/4 of the initial value. Assume that her spin angular momentum is conserved. What is the ratio of her fi...

**college physics**

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere be when it hits the p...

**Physics Urgent please help**

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere be when it hits the p...

**Physics**

A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere be when it hits the p...

**Phyics**

u=4m/s when constant speed, acceleration a=0 distance s=4.77 time t=? s=u*t+1/2*a*t^2 s=u*t because a=0 t=s/u=4.77/4 t=1.77 sec.

**math,,,,helpp**

describe strategies you have found for deciding whether a fraction is between 0 ans 1/2 or between 1/2 and 1???????????????????

**math**

i need help with this question!!! describe your strategy for finding a fraction equivalent to a given fraction?

**public speaking**

The speaker is the ____________ of the message. A. decoder B. encoder C. transmitter (NOT C) D. channel

**public speaking**

A. Introduction B. Conclusion C. Personal Story D. Body i was thinking c because d is wrong

**public speaking**

When preparing an outline for a speech, which of the below is NOT a part of the speech outline?

**algebra**

a baby weight only 9.9 ounces at birth. how much lighter was she than an average baby who weighs about 7 lb 8 ounces

**math**

Can you please explain this to me and how you got the answer ~ Jasmin is solving the equation below X^2-10x=9 what should she add to both sides to complete the square

**math**

the perimeter if a fence is 48 meters. if the width is 2 meters less then the length, find the with

**Physics**

Three forces act on an object at the same time. F1 = 100. N at 30.0degrees north of east, F2 = 200. N at 45.0degrees north of west, and F3 = 100. N at 30.0degrees east of south. What are the magnitudes and direction of both the resultant force and equilibrant force?

**Physics**

Three forces act on an object at the same time. F1 = 10.0 N 50.0degrees north of east, F2 = 15.0 N 25.0degrees south of west, and F3 = 15.0 N 38.0degrees east of south. What is the magnitude and direction of the net force?

**Physics**

A golf ball has a mass of 0.05 kg and acquires a speed of 80.0 m/s when hit with a force of 3000 N. how long was the club in contact with the golf ball?

**chemistry**

If, in the reaction below, 31 g of C4H10 produces 41 41 g of CO2, what is the percent yield? Assume that the one reactant is limiting. 2C4H10 + 13O2 + 10H2O

**ENGLISH**

I live at 1502 Fourteenth Street.

**algebra**

Find the second and fifth terms of A(n)=22+(n-1)11 and A(n)=-2+(n-1)(-2)

**Math**

When the last digit is 4 or less to what number you rounded in 852?

**ANT**

Amok (murderous raging) in Malaysian culture, susto (e.g., spirit attack) in Latin America, and fright in Caribbean Creole are all examples of

**Math**

I am thinking of an odd two digit number.The sum of its digits is eight.The difference of its digits is six. It is greater than ten and less than twenty. What is my number?

**logic**

A person who is shown his or her argument commits a fallacy should run screaming from the room. argue louder. add another fallacy. revise the argument.

**Prob&stats**

Search results for: Using numbers 1-20 what is probability a randomly chosen number is either an even number or a number greater than 14?

**Prob&stats**

Search results for: Using numbers 1-20 what is probability a randomly chosen number is either an even number or a number greater than 14?

**trig**

Choose the percent increase or decrease for the before and after measurements: 12 (before) and 12 (after) a) not given b) increase of 30% c) decrease of 25% d) increase of 25%

**Chemistry **

Sodium hypochlorite, NaClO, is added as a disinfectant to the water supply. You are analyzing a sample from the supplier to verify its purity and you prepare to titrate 250.0 mL of a solution containing 1.86 g of NaClO with a 1.00 M HCl solution. What is the pH of the solution...

**chemistry**

How many grams each of cacodylic acid and sodium cacodylate trihydrate, do you need to add to 2.00 L of water to prepare a pH 5.60 buffer solution with a total buffer concentration ([(CH3)2AsO2H] + [(CH3)2AsO2 -]) equal to 0.0100 M?

**College Algebra**

9x^-4-35x^-2-4=0

**college algebra**

9x^-4-35x^-2=0

**Alg. 2**

Never mind i got it. You're suppose to divide the 2 into -4 from (2x-4) then do synthetic division!

**Alg. 2**

Hello so I'm suppose to Determine whether the given binoial is a factor of the polymonial P(x) and here's the question (2x-4); P(x)=2x5-4x4+2x2-2x-4 I keep going over and over it and end up with ridiculous numbers -_- please help! thank you

**Geometry**

If the measures of the exterior angles of the acute angles of a right triangle are (6x+23) and (4x+17), find the measures of the acute angles.

**english**

what are some example of overcompensating

**Math**

1/2

**math**

2591461331

**English **

Thank you very much!!!

**English **

This is the title of my ESSAY paper: United States vs. Denmark: Which health system works better for the citizens of the nations? I need to put this into a title for my paper (<12 words), in the form of a question. But, I can figure out how to shorten this questions. Please...

**Math**

this is crzy thing

**Math **

The line for the Dunking Machine was twice as long as the Cake Walk line. The line for the Cake Walk was one-third the length of the line for the Hoop Shoot. If there were 12 people in line for the Hoop Shoot, how many people were in the line for the Dunking Machine?

**Algebra**

What is yhe name of a prism whose bases are hexagons

**chemistry**

how to find mass percentage

**pre Algebrs**

7 is 175% of what number

**Accounting**

Ferguson Company was started in 2008 when it acquired $60,000 from the issue of common stock. The following data summarize the company's first years' operating activities. Assume that all transactions were cash transactions. 2008 2009 2010 Purchase of Inve 24,000 12,00...

**Statistics**

Data in 1980 showed that about 48% of the adult population had never smoked cigarettes. In 2004, a national health survey interviewed a random sample of 5000 adults and found that 54% had never been smokers. Create a 95% confidence interval for the proportion of adults in 2004...

**Algebra**

Joseph wanted to throw a ball to John who was on a balcony 32 feet above him,so he tossed it upward with an initial speed of 48ft/sec. John missed it on the way up but caught it on the way down. How long was the ball in the air? What was its maximum height? (use h= vt=16t^2)to...

**History**

who in 1978 became the first person born in Antarctica

**college**

How would you use the concepts from Ch. 8 in a real-life situation? Describe how these concepts might be useful.

**health**

Utilization of a SWOT Analysis is a common method of comparing Internal and External factors that impact an organization. What is the benefit of this type of analysis for a health care organization?

**science**

it is letter b

**chemistry**

If 7.50 grams 1-butene reacts with 25.0 g oxygen how many grams of carbon dioxide will form? Which reactant is limiting? How many grams of excess reactant will be left at the end of the reaction?

**chemistry**

making ice cream involves surrounding the ice cream canister with a bath of salt ice water. to get the mix of freeze at 7.00 C,how many grams of salt (NaCl;molar mass = 58) will you need to add to 3.5 kg of ice water bath? (Kf of water = 1.86C/m)

**English**

Please answer each of the following questions in paragraph form. You should write one short paragraph for each response. Be sure to fully explain your answers using support from the text. 1. What do you think has happened to the narrator to make him feel this way? Support your...

**spanish**

Whitney, I'm so sorry! I never saw your answer in FRONT of the number! I was looking AFTER. Let me check them now and thank you for providing the answers! 1 & 2 are perfect. #3 already has the article in "los" so you can only pick F. (a los EE.UU.) #5. If you rew...

**12/6**

Si prefieres comunicarnos en español, está bien con nosotros. Veo la palabra "razón" pero ¿qué estás haciendo? matemáticas, ciencias u otra cosa? Hay que decirnos claramente el sujeto (school subject) y el problema. Lo...

**12/6**

WHAT IS THE RAZON 2 OR 6

**US History**

the orlando population is 2,082,628 it is the 5th largest city by population.

**3rd grade**

thank u

**3rd grade**

i have a question. this is on my homework. im greater than 4/10 less than 5/10 i have 9 ones what number am i?

**math**

least to greatest -8/9,-7/8,-22/25

**English 215-Tech. Writing**

A 22-year old woman inherits $50,000, how should she divide her investments between stocks, bonds, CDs, and money market?

**Technical Writing**

How should a 22-year old who just inherited $50,000 divide her investments between stocks, bonds, CDs, and money market?

**Algebra**

Please help me solve this problem the kinetic energy (k) energy of a moving object with varies jointy with it mass (m) and the squareo of its velocity (v). If an object has an mass of 22.5 kilograms and moving with a velocity of 20 meters per secomd has a kinetic energy energy...

**algebra**

Can someone help me write a 250 word summard of the above problem, wriiten work should include but necessarily limited to the following. An explaniation of the problem, a review of the mathmetical concept invovled a critque of the method used ot obtain the solution, and an int...

**algebra**

The Answer is (32/20)^2=2.56times the kinetic enrgy at 20 m/s 2.56x4500 Problem The kinetic energy (k) of moving object varies jointly with it mass (m) and the square of its velocity(v). If an object has a mass of 22.5 kilgorams and moving with a velocity of 20 meters per seco...

**Spanish**

These are the instructions. Write the correct conjugation of the verbos pronominales in parenthesis to correctly fill the blanks in the following sentences: Example: Yo me levanto a las ocho. (levantarse) 1. Nuria y Ana despiertan a las nueve. (despertarse) 2. Nosotros no que...

**Algebra**

The Kinetic energy (k)of a moving object varies jointly with it mass (m) and the square of its velocity (v).If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, find it kinetic energy when the velocit...

**Intermediate algebra**

The kinetic Energy (K)of a moving object varies jointly with it mass (m) and the square of it velocity (v) If an object has a mass of 22.5 kilograms and moving with a velocity of 20 meters per second has a kinetic energy of 4500 joules, find it kinetic energy when the velocity...

**Spanish**

I need help with a few Spanish questions. These are the instructions. Re-write the following sentences replacing the underlined direct object with a direct object pronoun. Remember, the direct object pronoun needs to be placed directly in front of the conjugated verb. 16. Yo v...

**childcare**

Please ,I need examples of lesson plan for (preschooler): 1- Select a concept regarding diversity . express your objective(es)in terms of how the children are able to communicate what they have learned at the end the lesson. 2- Plan one long activity or several shorter ones f...

**childcare**

I have decided preschooler level , but I don't know how to start it. "regarding diversity" I need examples. Thank you

**childcare**

I have decided preschooler, but I don't know how star it. "regarding diversity" I need examples Thank you