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March 29, 2015

Homework Help: Elementary School

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Psychology/ Ms Sue
Please check my answers 1. During puberty, boys testosterone production increases up to 5 times the level in childhood? True 2. Babies of teenagers have a higher risk of birth complications? True 3. Most STIs are fatal if not treated properly? False 4. Analytic thinking and ...
Sunday, October 20, 2013 at 4:42pm

Solar Energy Help ASAP
The current density of an ideal p-n junction under illumination can be described by: J(V)=Jph−J0(eqVkT−1) where Jph is the photo-current density, J0 the saturation-current density, q the elementary charge, V the voltage, k the Boltzmann's constant, and T the ...
Thursday, October 17, 2013 at 3:50pm

ET3034TUx Solar Energy
The current density of an ideal p-n junction under illumination can be described by: J(V)=Jph−J0(eqVkT−1) where Jph is the photo-current density, J0 the saturation-current density, q the elementary charge, V the voltage, k the Boltzmann's constant, and T the ...
Wednesday, October 16, 2013 at 2:20pm

help
Assume that the salaries of elementary school teachers in the U.S. are normally distributed with a mean of $37,000 and standard deviation of $3500. The cutoff salary for teachers in the bottom 12% is
Sunday, October 13, 2013 at 12:23pm

English
I am writing a personal narrative and we have to include significance like what we learned from that memory. My memory is about me getting stung by a bee in elementary school but I can't think of any significance. Help please? Thanks!
Thursday, September 26, 2013 at 8:09pm

elementary functions
f(x)=x(squared)+x-3. compute the difference quotient: (f(x+h)-f(x))/h
Tuesday, September 17, 2013 at 9:27pm

Math
There are 648 students in 5th grade at oak elementary school. For the upcming field trip,they need to be split into groups of 25. About how many groups are needed?
Thursday, September 12, 2013 at 7:37pm

statistics
Researchers conducted a survey of parents of 66 kindergarten children. The parents were asked whether they played games with their children. The parents were divided into two groups: working class and middle class. The researchers wanted to know if there was an association ...
Friday, August 23, 2013 at 9:08pm

Math/Statistics
A statistics teacher believes that the final exam grade for her elementary stats class have a normal distribution with a mean of 82 and a standard deviation on 8. Find the score which separates the top 10% of the scores from the lowest 90% of the scores.
Sunday, August 11, 2013 at 8:51pm

Elementary mechanics
Given that the mass and radius of jupiter are respectively 190000000kg 7150000km.Calculate the escape velocity from the surface of the planet(a)11.2 km/s(b)33.3km/s(c)59.5km/s(d)110.4km/s
Monday, July 15, 2013 at 4:30pm

Elementary mechanics
what is common to the variation in the range and the hieght of a projectile. I'm thinking of horizontal acceleration pls what do u think
Monday, July 15, 2013 at 12:07pm

Elementary mechanics
A force of 2i+7jN acts on a body of mass 5kg for 10 seconds. The body was initally moving with constant velocity of i-2jm/s.Find the final velocity of the body in m/s, in vector form. (a)5i+12j(b)12i-5j(c)10i-7j(d)7i+10j
Sunday, July 14, 2013 at 3:12pm

Elementary mechanics
(Q1) 2 forces act on a point object as follows: 100 at 170 and 100 at 50.Find the resultant force (a)110N at 50 (b)110N at 100 (c)100N at 110 (d) 100N at 50 (Q2) given 3 vectors a=-i-4j+2k,b=3i+2j-2k,c=2i-3j+k,Calculat​e a-(b-c) (a)-6(b)6(d)9(d)-9 (Q3)The resultant of ...
Friday, July 12, 2013 at 5:21pm

elementary algebra
(3b+1)^2=16
Thursday, June 6, 2013 at 2:21pm

Statistics
In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.
Sunday, June 2, 2013 at 11:24pm

Statistics
In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.
Sunday, June 2, 2013 at 11:24pm

Statistics
In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.
Sunday, June 2, 2013 at 11:24pm

Statistics
In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.
Sunday, June 2, 2013 at 11:24pm

Statistics
In an elementary school, 25% of children wear glasses. Suppose that a random sample of 64 children is selected. Find the mean number of children in the sample who wear glasses. Round your answer to the nearest integer.
Sunday, June 2, 2013 at 11:24pm

English Pls Writeacher Help Me by checking my work
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
Thursday, May 30, 2013 at 11:21am

English (Help Me, Help Me,Please Somebody Help Me)
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
Wednesday, May 29, 2013 at 2:44pm

English (Help Me, Help Me,Please Somebody Help Me)
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
Wednesday, May 29, 2013 at 6:24am

English
Rewrite all of the following sentences so they are in the active voice. Some sentences could contain more than one passive verb; correct them all. Convicted murderer Jonathan Walters was walked to the electric chair at 5 a.m. in the company of the warden. Iowa’s state ...
Monday, May 27, 2013 at 2:57pm

English
Can somebody please help me write a summary news lead using the story below. The lead may be no longer than 20 words and must be written in the active voice A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 p.m. yesterday afternoon. The owner of ...
Monday, May 20, 2013 at 6:02am

Writing
can you check my grammar and spelling? and does it look better? Erin Oldham Calvin Brown 20 March 2013 ASL 2 ASL 2 Research paper I am writing about interviewing three Deaf Persons for my ASL research paper. The first person I interviewed is Christian DeGuzman. He has been ...
Saturday, May 18, 2013 at 6:48pm

Writing
Advantages and Disadvantages of School Lunches “Never doubt that a small group of thoughtful committed citizens can change the world; indeed, it's the only thing that ever has.” Margaret Mead once said this, which means that we as Americans need to make a ...
Tuesday, May 14, 2013 at 12:03pm

Writing
Can you proofread my essay? The assignment was to write a problem-solution essay on a big social issue in our world. “Never doubt that a small group of thoughtful committed citizens can change the world; indeed, it's the only thing that ever has.” A quote once ...
Monday, May 13, 2013 at 3:41pm

Elementary algebra multiple choice
2x^2+3xy-4y^2= (A) 9x^2-4y^2 (B)9x^2+4y^2 (C)9x^2+4y^2-6xy (D)9x^2+4y^2-12xy
Sunday, April 14, 2013 at 6:45pm

grammar English
I am writing about interviewing Deaf Persons for my ASL research paper. The first person is Christian DeGuzman. He is profoundly deaf since birth, and about 2 or 3 years old later they found out that he was deaf that’s why. Christian grew up in Bay Area, went to ...
Saturday, April 6, 2013 at 10:21pm

east brainerd elementary
Explain It Each video game at an arcade requires 55 tokens. Tom has 100 tokens. He said he can play 2 games. Is he correct? Explain.
Wednesday, April 3, 2013 at 5:39pm

elementary stats
A binomial random variable is based on n = 28 and p = 0.7. Find x2P(x). (Give your answer correct to two decimal places.) 1
Saturday, March 30, 2013 at 4:15pm

math
An elementary school collected a total of 240 cans during a food drive. Grade 3 students collected 1/3 of all the cans grade 4 students collected 52 cans, and the rest of the cans were collected by grade 5 students. How many cans did grade 5 collect? A.28 B.80 C.108 D.188
Friday, March 29, 2013 at 11:34pm

chem
(b) (4 pts.) Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective ...
Saturday, March 23, 2013 at 5:18pm

Childhood
The fundamental purpose of early childhood education should be to a) prepare children for continuing later success in elementary school. B) foster growth of developmental sequences c) foster competence in dealing with life .is letter c) correct?
Tuesday, March 19, 2013 at 6:57pm

Chemistry
At a given Temperature, the elementary reaction A<--->B in the forward direction is first order in A with a rate constant of 3.90*10^-2s^-1. The reverse reaction is first order in B and the rate constant is 8.20*10^-2s^-1. What is the value at equillibrium for the ...
Monday, March 18, 2013 at 11:06pm

Elementary Algebra
The manager of a farmer's market has 500lb of grain that costs $1.20 per pound. How many pounds of meal costing $.80 per pound should be mixed with the 500lb of grain to produce a mixture that costs $1.05 per pound?
Saturday, March 16, 2013 at 10:46pm

Chemistry
Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective potato gun to ...
Saturday, March 16, 2013 at 7:52pm

Chemistry
Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective potato gun to ...
Saturday, March 16, 2013 at 7:51pm

Elementary Analysis
A company wants to manufacture cylindrical aluminum cans with a value of 1000cm^3 (1 Liter) What radius and height of the can be to minimize the amount of aluminum used? Please help! This is very hard. Thanks.
Saturday, February 23, 2013 at 11:43pm

East brainerd elementary
reasoning Eric and Madison both measured the same trading card.Eric says the card is about 3inches long.madison says it is about 23/4 inches long.their teacher says both are correct.how is that possible?
Tuesday, February 19, 2013 at 8:49pm

algebra
Read the article about Body Mass Index (BMI) on page 151 of Elementary and Intermediate Algebra. Use the formula given using pounds and inches for finding the BMI at the end of the first paragraph in order to find the four intervals the article mentions: 17 < BMI < 22 ...
Sunday, February 17, 2013 at 8:33pm

math
Englewood averaged 17 problems right on the math decathlon. Avalon park elementary scored an average of 14 problems right. Which equation shows the difference, (d), between the average points scored by gthe englewood and avalon park? a. d=17 x 14 b. d=17-14 c. d=17+14 d. d=14 ...
Monday, February 11, 2013 at 11:51pm

math
Atdewberry Elementary there are 5 times as many boys than girls. Let (b) represent the number of boys. Which expression shows the number of girls students at the school. a. 5xb b. 5 divided by b c. b divided by 5 d. bx5 my answer is B. Is this correct?
Sunday, February 10, 2013 at 12:57pm

MATH
Englewood averaged 17 problems right on the math decathlon. Avalon Park Elementary scored an average of 14 problems right. Which equation show the difference, (d) between the averaged points scored by the Engelwood and Avalon Park? a. d=17x14 b. d=17-14 c. d=17+14 d. d=14 ...
Sunday, February 10, 2013 at 12:29pm

Elementary Algebra
the width of a garden is 4 times it width the wall of her house forms one width of the triangle he uses 45 feet of fencing for the other 3 sides of his garden what are the length and width of his garden. what is the answer
Friday, February 8, 2013 at 5:14pm

Movement and Music
Can you please check my semester exam before I turn it in? 1. Children who do poorly in school are primarily ______ learners. a. Auditory b. Kinesthetic c. Spatial d. visual My answer: c 2. A movement program that emphasized divergent problem solving, discovery, and self-...
Thursday, February 7, 2013 at 12:37pm

elementary math
i did use my poof to prove. im not sure im doing right. here is exercises: 'Suppose a,b,c are integers if a|b and a|c, then a|(b+c).' my answer: Proof. Suppose a|b ans a|c. By Definition of divisibility. we know a|b means there is an integer x with b= ax. Likewise, a|c...
Friday, January 25, 2013 at 1:29am

elementary
525 mL= LITERS
Friday, January 18, 2013 at 4:16pm

MATH
in 2005,Eastside elementary school was built at a cost of $18,000,000.the school it replaced was built in 1935 at the cost of $180,000.explain how the values of the 8 in each number are related
Wednesday, January 16, 2013 at 8:13pm

MATH
in 2005,Eastside elementary school was built at a cost of $18,000,000.the school it replaced was built in 1935 at the cost of $180,000.explain how the values of the 8 in each number are related
Wednesday, January 16, 2013 at 7:44pm

math
in 2005,Eastside elementary school was built at a cost of $18,000,000.the school it replaced was built in 1935 at the cost of $180,000.explain how the values of the 8 in each number are related.
Wednesday, January 16, 2013 at 7:27pm

Statistics (Help me please)
For the following studies, identify the possible target population, elementary unit, sampling frame, sampled population and sampling unit. 1. A doctor wishes to study people working at a hotel in Makati afflicted with hypertension. 2. A researcher would like to estimate the ...
Tuesday, January 15, 2013 at 10:18pm

Statistics (Pls. Help Me)
For the following studies, identify the possible target population, elementary unit, sampling frame, sampled population and sampling unit. 1. A doctor wishes to study people working at a hotel in Makati afflicted with hypertension. 2. A researcher would like to estimate the ...
Tuesday, January 15, 2013 at 9:16pm

Statistics (Please help me)
For the following studies, identify the possible target population, elementary unit, sampling frame, sampled population and sampling unit. 1. A doctor wishes to study people working at a hotel in Makati afflicted with hypertension. 2. A researcher would like to estimate the ...
Tuesday, January 15, 2013 at 10:50am

math
The principal of Valley Elementary School wants to divide each of the three fourth-grade classes into small same-size groups with at least 2 students in each. If the classes have 18, 24, and 36 students, respectively, what size groups are possible?
Thursday, December 20, 2012 at 8:55pm

social
based on the results of the studies,what should an elementary school teacher do to ensure that a child with an unusual name develops normal intellectual ability? 1)make a special effort to ignore the child. 2) try to give the child a more acceptable" nickname." 3)...
Wednesday, December 19, 2012 at 3:49pm

Physics
If 3.25x10-3 kg of gold is deposited onto the negative electrode of an electrolytic cell in a period of 2.78 hours, what is the current through this cell in amperes? Assume that the gold ions carry one elementary unit of charge
Monday, December 10, 2012 at 5:42am

Physics
If 3.25x10-3 kg of gold is deposited onto the negative electrode of an electrolytic cell in a period of 2.78 hours, what is the current through this cell in amperes? Assume that the gold ions carry one elementary unit of charge
Monday, December 10, 2012 at 5:42am

Elementary
number sense Edie wanted to subtract 273-188.she began by finding 2-1.what did edie do wrong?
Wednesday, December 5, 2012 at 4:56pm

Math (trigonometry)
MONDAY  December 3, 2012 SCHOOL SUBJECTS Art Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th...
Monday, December 3, 2012 at 8:14pm

elementary
Draw a picture Draw two ways to show 43 using place-value blocks.
Monday, December 3, 2012 at 6:36pm

elementary
i need help making a story with these play,fry,stays,fried,spies,spy,stay,cry spelling words
Friday, November 30, 2012 at 6:12pm

elementary
this ecosystem is very hot and very dry with little or no rain. desert grassland rain forest forest how guess the answer can u explain me
Wednesday, November 28, 2012 at 12:54am

trouble
Unlike elementary school, Elvis wasn't popular in high school. He didn't fit in well with the other kids, half due to his weird fashion style, and partly because of his shyness. In his senior year, his high school held a talent show which he entered not knowing what to...
Monday, November 19, 2012 at 9:44pm

movement and music
______ should continue to be stressed in a movement program for early elementary. A) cooperation B) competition C) Product D) ability Need help with this question. Just to make sure my answer is right. I believe its A.
Sunday, November 18, 2012 at 2:03pm

Chemical Reaction Engineering
The following elementary first-order reactions occur at constant density: k1 k2 A --> B --> C k1 = 5 hr-1 k2 = 4 hr-1 CA0 = 1 mol/lit CB0 = CC0 = 0 v0 = 20 m^2/min Find the maximum production rate of B in moles per minute and the optimum  for (a) a plug flow reactor...
Thursday, November 15, 2012 at 12:36pm

social studies
base on the results of the studies,what should an elementary school teacher do to ensure that a child with an unusual name develops normal intellectual ability? 1] make a special effort to ignore the child. 2]try to give the child a more acceptable nickname. 3]treat the child ...
Thursday, November 15, 2012 at 12:24am

chem
Among the elementary subatomic particles of physics is the muon, which decays within a few nanoseconds after formation. The muon has a rest mass 1.126 109 times that of a proton. Calculate the de Broglie wavelength associated with a muon traveling at a velocity of 3.35 104 cm/s.
Wednesday, November 14, 2012 at 5:46pm

elementary
Hi, please help me .i don't have how to prepare that science project.how to make dolphins.how to prepare that project.can u please suggest me.
Monday, November 12, 2012 at 12:33pm

Stattistics
In one elementary school, 200 students are tested on the subject of Math and English. The table below shows the mean and standard deviation for each subject. Mean SD Math 67 9.58 English 78 12.45 One student’s Math score was 70 and the same individual’s English score...
Sunday, November 11, 2012 at 12:04am

langrange
Should elementary school children receive material rewards for performance and cooperation? Imagine that you are a parent and that you have a child in the first grade. You have received a notice from the principal of the school that a program of tangible rewards (buttons, ...
Thursday, November 8, 2012 at 6:52am

science(reading)
"he proved the existence of neutrons - elementary particles devoid of any electrical charge. In contrast with the helium nuclei (alpha rays) which are charged, and therefore repelled by the considerable electrical forces present in the nuclei of heavy atoms, this new tool...
Friday, November 2, 2012 at 5:07pm

elementary
please give me response.i don't have any idea from this science project. research graphic organizer we select dolphin.how to prepare that dolphin.which one is the best thing.can u explaine me
Thursday, November 1, 2012 at 11:35am

elementary
third grade project in order to enhance our unit on inspired by the sea.home research project on an ocean animal of their choosing.please help me.any links
Wednesday, October 31, 2012 at 9:13pm

elementary
nuber sense minnie has 6 county cds and 5 rock cds.amanda has 5 rock cds and 6 country cds.who has more cds?explain.
Wednesday, October 31, 2012 at 7:56pm

elementary
explain it jake says that adding 0 does not change a sum.is he correct?explain.
Wednesday, October 31, 2012 at 7:53pm

Math Solve the following
Question: 1.Russell has a pipe that is 150 inches long. it must be cut into 3 1/8 inches segments for project. How many segments will he have? 2. Rebeckah is an elementary school teacher. she is making an individual craft project kits that requires 2/3 of a cup of water to ...
Wednesday, October 31, 2012 at 2:14pm

Math Solve the following
Rebekah is an elementary school teacher. She is making an individual craft project kits that requires 2/3 of a cup water to complete. How many cups of water will she nee if she i making the craft project kits for each of he24 students?
Wednesday, October 31, 2012 at 1:55pm

Math
can somebody please help me answer this. Thank you.Rebeckah is an elementary school teacher. she is making an individual craft project kits that requires 2/3 of a cup of water to complete. How many cups of water will she needs if she is making the craft project kits for each ...
Wednesday, October 31, 2012 at 1:47pm

elementary
write your own sentence using the words: me
Tuesday, October 30, 2012 at 6:49pm

elementary
translating words to expressions twice as many people get on the bus .there were 12 people on the bus
Monday, October 29, 2012 at 5:55pm

elementary
geometry a figure has 3 more sides than a pentagon.write an expression for the number of sides the new figure has.
Monday, October 29, 2012 at 5:43pm

elementary
translating words to expressions twice as many people get on the bus
Monday, October 29, 2012 at 5:38pm

elementary
write a problem write a word problem involving the number of pages in a book.then write the numerical expression that you would need to use to solve your problem.
Monday, October 29, 2012 at 5:23pm

elementary
Explain it sandy said she could use addition to answer question 1 how could this be done?
Thursday, October 25, 2012 at 10:55pm

Elementary
number sense fabio said that there are 3 times as many people on a basketball team as on a tennis team.is he correct?why or why not. tennis 2 players basketball 5 players
Thursday, October 25, 2012 at 10:50pm

elementary
Explain it sandy said she could use addition to answer question 1 how could this be done?
Thursday, October 25, 2012 at 10:34pm

elementary
number sense fabio said that there are 3 times as many people on a basketball team as on a tennis team.is he correct?why or why not. tennis 2 players basketball 5 players
Thursday, October 25, 2012 at 10:30pm

elementary
use, using,eat,eating,close,moan,wave,writing​,looking,dream,skate,closing,trading,cle​aning,clean,write,skating,waving,look,ma​il,mailing. write these spelling words vowels&conosonents all spelling words are vowels.no consonents.are u correct
Wednesday, October 17, 2012 at 5:49pm

elementary
explain it josh says that if he divides 50 by 5,he will get 10.jeff says he shhould get 9.who is correct?explain.
Tuesday, October 16, 2012 at 6:49pm

elementary
gabriella and 4 friends shared a pack of 15 glue sticks equally.how many giue sticks did each person get?
Tuesday, October 16, 2012 at 6:43pm

elementary
Draw an array. Then write a fact family to describe your array
Monday, October 15, 2012 at 7:05pm

Elementary Statistics
Compare the 95% and 99% confidence intervals for the hours of sleep a student gets. Explain the difference between these intervals and why this difference occurs.
Sunday, October 14, 2012 at 11:50pm

Oakton College
How is dividing a polynomial by a binomial similar to or different from the long division you learned in elementary school? Can understanding how to do one kind of division help you with understanding the other kind? What are some examples from real life in which you might use...
Saturday, October 13, 2012 at 1:09pm

Elementary Math
-0.1<=y<=0.1 <= means less than or equal to So if I break the statement up is y <= -0.1 y>=0.1 Correct? Please help I'm confused.
Wednesday, October 10, 2012 at 3:40pm

ELEMENTARY
How to prepare PSAT test from 3rd grade
Monday, October 8, 2012 at 7:43pm

elementary school math
Which of the following symbols could you use to complete this number sentence? Explain your reasoning. .= + < # - > 7,000+800+9. 7,000+900+8
Friday, September 28, 2012 at 6:57pm

elementary and intermediate algebra
how to write the equation for the following problem: The Post office charges extra for packages that must be processed by hand. Find an equation for the nonmachinable cost n in terms of the machinable cost m. 1 pound is $ 2.74( machinable cost, nonmachinable cost is $ 4.95
Thursday, September 27, 2012 at 10:42am

education
Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts and social studies. Your classroom of 21 students consists of 7 white students, 5 Latino students, 4 African American students, 3 Native American ...
Sunday, September 16, 2012 at 12:37pm

English
1. I have helped an elementary school student to cross a street. 2. I have helped an old man to find a drug store. 3. I have helped an old lady to find her daughter's apartment. 4. I have helped a blind man to buy things at a supermarket. 5. I have helped a drowning boy to...
Monday, September 10, 2012 at 1:45am

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