Saturday
April 25, 2015

Homework Help: Health: Human Life Cycle

Recent Homework Questions About the Human Life Cycle

Social studies
1. Which word best describes modern life for Japanese teenagers such as Asuka? relaxed crowded isolated traditional 2. Tropical storms often hit Japan during the ________. summer winter spring fall 3. Which of Japan's islands has the largest level area? Hokkaido Honshu ...
Friday, April 24, 2015 at 1:19pm

Chem
Can someone help with this one? Half life of 55Cr is about 2 hours. A sample of the isotopes delivered from the reactor to lab requires 12 hours. What is the minimum amount of material that should be shipped to get 1.0 mg of 55Cr. I said 32mg but I got it wrong and I don't...
Thursday, April 23, 2015 at 10:24pm

chemistry
If 9.00 g of _27^60 Co (half-life = 5.30 y) are allowed to decay, how many grams would be left after 1.00 y and after 10.0 y? g after 1.00 y g after 10.0 y
Thursday, April 23, 2015 at 9:54pm

Some research questions
I missed this week until today, and my science professor told me I have until tomorrow to do at least 50% of this project. Project: A 20 slide power point presentation over economy and environmental issues in Bolivia. Must include pictures, extra points for sound. Country ...
Thursday, April 23, 2015 at 8:51pm

Life science
A pure-breeding black coat cat was crossed with a hybrid black coat cat. (a)Represent the diagrammatically .(b)What percentage of the offspring
Wednesday, April 22, 2015 at 2:38pm

Lumuka secondary school
What job can I do while I am doing Agricultural Sciences, Maths Literacy, Geography, Life Sciences, Life Orientation, Tsonga ang English.
Wednesday, April 22, 2015 at 2:14pm

ART Check
How would a visual effects designer working on an animated movie with human characters best use knowledge of biology? Knowledge of biology can help the designer to create accurate human features.**** Knowledge of biology can help the designer to create an action packed film ...
Wednesday, April 22, 2015 at 11:17am

Language Arts Ms. Sue?? Writeteacher??
"President Lincoln's Declaration of Emancipation, January 1, 1863 bu Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears IT shall flush the mountain ranges, And ...
Tuesday, April 21, 2015 at 11:15pm

chemistry
One way to raise the pH of an acidic lake (and restore aquatic life) is to add limestone (CaCO3). How many grams of CaCO3 are needed to neutralize 1.2kL of the acidic water from the lake if the acid is sulfuric acid? H2SO4(aq)+CaCO3(s)→CO2(g)+H2O(l)+C​aSO4(aq)
Tuesday, April 21, 2015 at 10:29pm

help last one asap ss
Discuss the significance that segregation, voting rights, and education had on African American life in the South during the late 19th and early 20th centuries.
Tuesday, April 21, 2015 at 8:47pm

Life orientation
What are the Socio-econimic issue that affect human Rights in south Africa?
Tuesday, April 21, 2015 at 5:58pm

Life orientation
Describe the human right violation(Xenophobia) that is taking place in your community
Tuesday, April 21, 2015 at 3:58pm

Ethics in Tech
The Ariane 5 satellite launch vehicle failed because: A. a faulty on-board computer caused the other computers in the network to crash repeatedly. B. a bad sensor fed faulty information into the flight control computer, causing it to fail. C. the rocket's on-board computer...
Tuesday, April 21, 2015 at 12:28pm

human resource management
define employee training?
Tuesday, April 21, 2015 at 11:09am

CHEM
An isotope has a half-life of 56 days. It now has 10,000 DPM/ml. What is the activity in the diluted specimen? Very confused, any help would be appreciated!
Monday, April 20, 2015 at 8:37pm

maths lit,life sciences,business studies,history
What jobs do I qualify for
Monday, April 20, 2015 at 3:08pm

life orientation
evaluate the extend to which peer pressure can impact negatively on intrapersonal conflict.
Monday, April 20, 2015 at 11:26am

English
Read this passage from Donne’s “Meditation 17.” Then, answer the question that follows. No man is an island, entire of itself; every man is a piece of the continent, a part of the main. If a clod be washed away by the sea, Europe is the less, as well as if a ...
Sunday, April 19, 2015 at 7:40pm

life orientation
Human factor causes ill health ,accident ,crises or disasters
Sunday, April 19, 2015 at 9:35am

human development
Describe how the body grows over childhood and adolescence.
Saturday, April 18, 2015 at 4:51pm

human development
What changes take place in early adolescence to gender identity?
Saturday, April 18, 2015 at 3:48pm

Physics/Chemistry HELP!! URGENT!!
Arsenic in geomedia contaminates an aquifer by naturally occurring geological processes. The aquifer has a bulk density of 1.55 g/cm3 and a particle density of 2.63 g/cm3. The distribution coefficient, Kd value is 0.0370 L/kg. The initial concentration at the source is 40.0 &#...
Saturday, April 18, 2015 at 3:13pm

human development
What are some of the ways that children learn about gender stereotypes?
Saturday, April 18, 2015 at 12:55pm

error analyze
Can you check grammatical error, word use error and sentence structure error in this text? >>>This text is text, teacher to come to find the errors. I need you help just tell the error of each part. What's there? >>>Thank you<<< What can you do ...
Saturday, April 18, 2015 at 10:37am

error analyze
Can you check grammatical error, word use error and sentence structure error in this text? >>>This text is text, teacher to come to find the errors. I need you help just tell the error of each part. What's there? >>>Thank you<<< What can you do ...
Saturday, April 18, 2015 at 10:33am

Science
why is it important biodiversity? A. preservation of biodiversity prevents the extinction of species B. preservation of biodiversity increases the amount of fossil fuels formed in a shorter period of time. c. preservation of biodiversity disturbs the balance in ecosystems D. ...
Friday, April 17, 2015 at 5:02pm

Science
1. How did planetesmals form planets? They broke apart into smaller chunks They collided and stuck together They cooled and pulled ice together****** They began to rotate 2. What distance was used to define the astronomical unit (AU)? The average distance across the sun, its ...
Friday, April 17, 2015 at 4:40pm

Science
1. How did planetesmals form planets? They broke apart into smaller chunks They collided and stuck together They cooled and pulled ice together They began to rotate 2. What distance was used to define the astronomical unit (AU)? The average distance across the sun, its ...
Friday, April 17, 2015 at 1:41pm

Stream Physics Hydrology - HELP!!!!
1a) An aqueous solution containing 35 kg of endosuflan insecticide is accidentally released into a small stream. The stream dimensions are 17.5 meters wide and 1.15 meters deep. The stream velocity is 1.1 m/s. The stream channel drops 24m over a distance of 10 km. Endosuflan ...
Friday, April 17, 2015 at 1:08pm

BIO HELP PLEASE!!!
explain why lysogenic conversion poses a threat to human health
Thursday, April 16, 2015 at 9:31pm

algebra
the isotope has a very short life of 13 half-life days. estimate the percentage of the original amount of the isotope released by the explosion that remains 3 days after the explosion?
Thursday, April 16, 2015 at 5:11pm

maths lit , life sciences, business studies and economics
what can i be with these subjects please people i need help
Thursday, April 16, 2015 at 4:41pm

Strategies for the Independent Learner
When you approach a text, you should A. survey it, using the technique called SQ3R. B. dive right in at the first page and read the assigned section. C. skip over words you don’t know. D. read only the boldface type. 2. The proctored exams for your degree courses are A. ...
Thursday, April 16, 2015 at 3:31pm

Physic
A newly prepared radioisotope has activity 3.7x10^11 Bq. After 4 hours, its activity is reduced to 2.96x10^11.calculate a) decay constant b) its half life
Thursday, April 16, 2015 at 1:55pm

Physic
A radioactive element x has half life of 30 days and will decay to become another new element Y.. a) calculate decay constant b) how long it will take for 90% of the no.Of atom in radioisotope x to decay?
Thursday, April 16, 2015 at 1:53pm

math
The life span of a DVD player produced by one major company is known to be normally distributed with a mean of 6.2 years. If 4.01% of these DVD players have a life span of more than 8 years, what is the standard deviation of the DVD player’s life span?  
Wednesday, April 15, 2015 at 2:54pm

english
Which of the following would most likely be an entry in a sentence outline? A. Education beyond high school versus education beyond college B. Education as a pathway C. Education as a tool D. Education can change a person's life.
Wednesday, April 15, 2015 at 1:15pm

english
Hello I am having quite a bit of trouble trying to figure out a better way to answer this. 1. In the video, The Fates Present: Pyramus & Thisbe,There are parts of the animated version in which there is a character, who appears at the beginning of the animation first, and who ...
Wednesday, April 15, 2015 at 12:08pm

Communication in the Workplace
Imagine that you have taken a new job as head of Human Relations (HR) for an up-and-coming software firm. Your 150 employees are hip, smart and tech savvy. They are also big cell phone users. Cell phones are an important tool for your business communications, and you don't...
Wednesday, April 15, 2015 at 11:53am

physics
When responding to sound, the human eardrum vibrates about its equilibrium position. Suppose an eardrum is vibrating with an amplitude of 6.7 x10-7 m and a maximum speed of 3.9 x10-3 m/s. (a) What is the frequency (in Hz) of the eardrum's vibrations? (b) What is the ...
Wednesday, April 15, 2015 at 11:14am

marketing
You have been hired as a marketing consultant to Johannesburg Burger Supply, Inc., and you wish to come up with a unit price for its hamburgers in order to maximize its weekly revenue. To make life as simple as possible, you assume that the demand equation for Johannesburg ...
Tuesday, April 14, 2015 at 7:50pm

Philosophy
What role does morality play in a good human life? Can a person live a life of wickedness and immorality and still live a good human life?
Tuesday, April 14, 2015 at 6:16pm

life oriantation
To what extent can intrapersonal conflict affect job perfomance ehen employed
Tuesday, April 14, 2015 at 4:30pm

Physic
A newly prepared radioisotope has activity 3.7x10^11 Bq. After 4 hours, its activity is reduced to 2.96x10^11.calculate a) decay constant b) its half life
Tuesday, April 14, 2015 at 2:25pm

Physic
A radioactive element x has half life of 30 days and will decay to become another new element Y.. a) calculate decay constant b) how long it will take for 90% of the no.Of atom in radioisotope x to decay?
Tuesday, April 14, 2015 at 2:24pm

Science
Element Y has a half life of 50days. How much of a 100mg of its sample will remain after 5 month?
Tuesday, April 14, 2015 at 1:31pm

Art
Public spaces such as playgrounds or skate parks often serve the purpose of meeting which significant human needs? A. Needs for conflict and stress. B. Needs for solitude and meditation. C. Needs for creativity and art creations. D. Needs for recreation and challenge. Is the ...
Tuesday, April 14, 2015 at 1:19pm

Art
A cityscape artist complete a portrait of a busy, grimy, dirty city with no signs of nature. Which of the following might be be suggesting humanities relationship with the surrounding world? A. Cities encourage productivity and life. B. Cities encourage disconnection from ...
Tuesday, April 14, 2015 at 12:34pm

Maths
Two flares are launched from a life raft. The height h of the first flare in metres above the sea is modelled by the formula h1= t2+t+1meters,and the second flare is h2=4-t where t is the time 12 in seconds after the flare is launched. Determine (i) Time taken and (ii) Height ...
Tuesday, April 14, 2015 at 8:39am

Physic
A newly prepared radioisotope has activity 3.7x10^11 Bq. After 4 hours, its activity is reduced to 2.96x10^11.calculate a) decay constant b) its half life
Tuesday, April 14, 2015 at 7:03am

Physic
A radioactive element x has half life of 30 days and will decay to become another new element Y.. a) calculate decay constant b) how long it will take for 90% of the no.Of atom in radioisotope x to decay?
Tuesday, April 14, 2015 at 6:36am

Oscar mathebula hes life
Oscar Mathebula known As Dj Mawewe was born in a Musical Family in Mahekgwe/ Maekgwe Village Under Bolobedu boloba thaba Ga mndjadji in Limpopo Province.
Tuesday, April 14, 2015 at 6:25am

life orientation
four kind of fraud that student who receive and repay nsfas should guard against
Monday, April 13, 2015 at 8:12pm

BUS 303 HUMAN RESOURCES MANAGEMENT
I NEED HELP RESPONDING TO A CLASSMATE IN 200 TO 25 WORDS, CONDUCT A BASIC SWOT ANALYSIS OF AN ORANIZATION OR DEPARTMENT TO WHICH YOU BELONG HOW DO YOU SEE THESE FACTORS AFFECTING THE DIRECTION OF HR
Monday, April 13, 2015 at 6:08pm

arttt
public spaces such as playgrounds or skate parks often serve the purpose of meeting which significant human needs? A. needs for conflict and stress B. needs for solitude and meditation*** C. needs for recreation and challenge D. needs for creativity and art creation Am I right?
Sunday, April 12, 2015 at 5:54pm

Art help please
a cityscape artist completes a portrait of a busy, grimy, dirty, city with no signs of nature. which of the following might he be suggesting humanity's relationship with the surrounding world? A. cities encourage productivity and life B. cities encourage disconnection from...
Sunday, April 12, 2015 at 5:51pm

SOCIAL STDIES HELP!
In this portfolio assignment, you will choose an event from the time periods of the Gilded Age or the Progressive Era and take on a persona from the event. For example, you could choose to portray a sharecropper or tenant farmer, a participant of the Atlanta race riot, or Tom ...
Sunday, April 12, 2015 at 5:37pm

Maths help
Two flares are launched from a life raft. The height h of the first flare in metres above the sea is modelled by the formula h1= t2+t+1meters,and the second flare is h2=4-t where t is the time 12 in seconds after the flare is launched. Determine (i) Time taken and (ii) Height ...
Sunday, April 12, 2015 at 6:14am

life orientation
List and discuss any FOUR factors that could threaten or limit the core functions of the media
Saturday, April 11, 2015 at 11:53am

Social studies.
How might the "Sociological Imagination" be useful in your everyday life. I know what it means but finding it difficult to gets examples besides, employment and marriage issues.
Saturday, April 11, 2015 at 10:43am

science
If the half life- period of a radioactive element is 1600.After how many years will if remains 25% of his quantity
Saturday, April 11, 2015 at 8:31am

MATHSS PLESE HELP
Two flares are launched from a life raft. The height h of the first flare in metres above the sea is modelled by the formula h1= t2+t+1meters,and the second flare is h2=4-t where t is the time 12 in seconds after the flare is launched. Determine (i) Time taken and (ii) Height ...
Saturday, April 11, 2015 at 4:28am

biology/science
What are the biological terms for the following 1.process in biotechnology that is used to make human insulin in a bacterial cell 2.white blood cells produce antibodies in response to pathogens
Saturday, April 11, 2015 at 4:22am

life science
give the biological term for the following 1.process in biotechnology that is used to make human insulin in a bacterial cell 2.white blood cells produce antibodies in response to pathogens
Friday, April 10, 2015 at 5:07pm

biology
What is the role that sensors play in the maintenance of homeostasis in the human body?
Friday, April 10, 2015 at 12:10am

English
Which of the following correctly uses a transitional word or phrase? A. First impressions are so important in both personal and professional life. Addison shaved off his beard. B. Kara has been happily trying lots of new activities lately. For example, she took up needlepoint ...
Thursday, April 9, 2015 at 8:00pm

Science
18. The human immune system produces ______________ in response to a vaccine, which later can bind to and destroy a pathogen if it invades. (1 point)
Wednesday, April 8, 2015 at 9:35pm

History
The question is based on "Democracy in America" by Alexis de Tocqueville: "Although private interest directs the greater part of human actions in the United States as well as elsewhere, it does not regulate them all. I must say that I have often seen Americans ...
Wednesday, April 8, 2015 at 8:28pm

Life orientation
Show the link between intrapersonal conflict and initiating relationship
Wednesday, April 8, 2015 at 7:17am

social studies
1) Diversity most closely means (1 point) a. sharing cultural traits and practices with others. ** b. making up a whole of many different parts. c. being a member of a small ethnic group. d. having many similar regions next to one another. 2) How does life in Istanbul differ ...
Tuesday, April 7, 2015 at 8:47pm

science
these are all very confusing for me 1. Explain why Earth and other planets were not solid when they formed during the beginning of the Precambrian, approximately 4,600 million years ago (MYA). What was this particular time period called, and why is this time period not really ...
Tuesday, April 7, 2015 at 6:50pm

Science(need help)
1) What evidence is there that the human species has been successful so far? Explain. 2) What environmental pressures in the past do you think were most important in shaping the human species as it exists today? 3) What environmental pressures exist now that you think may be ...
Tuesday, April 7, 2015 at 6:39pm

English
What does the bride learn in “Woo’d and Married and A’ ”? A. Marrying a man who loves her is enough. B. Having a house of her own is the most important thing in life. C. If she and her husband work hard, they will eventually be rich. My choice is A
Tuesday, April 7, 2015 at 4:08pm

Science
1. What do bone marrow (the soft connective tissue that fills the internal spaces in bone) and the dermis (layer of the skin under the epidermis and over the hypodermis) have in common? (1 point) • They are both sites of new cell formation. • They both contain or are...
Tuesday, April 7, 2015 at 9:09am

Accounting
Bus Acquired Cost Salvage Value Useful Life in Years 1 1/1/13 $98,100 8,000 5 (straight-line) 2 1/1/13 129,000 11,900 5 (decline balance) 3 1/1/14 79,780 8,200 4 (units-of-activity) For the declining-balance method, the company uses the double-declining rate. For the units-of-...
Monday, April 6, 2015 at 10:59pm

Accounting
1/2/15 Purchased patent (6-year life) $521,580 4/1/15 Goodwill purchased (indefinite life) 395,170 7/1/15 14-year franchise; expiration date 7/1/2025 519,400 9/1/15 Research and development costs 169,890 Prepare the necessary entries to record these intangibles. All costs ...
Monday, April 6, 2015 at 10:27pm

PLEASE HELP?????LANGAGUE ARTS
13. What is the best paraphrase of the first stanza? (1 point) I have a special place at the river where the wind goes through my hair and the ripples run across the river. I sometimes fish at the river. Sometimes I think about my life when I look at the river. I sit on the ...
Monday, April 6, 2015 at 10:02pm

LA/READING(:
13. What is the best paraphrase of the first stanza? (1 point) I have a special place at the river where the wind goes through my hair and the ripples run across the river. I sometimes fish at the river. Sometimes I think about my life when I look at the river. I sit on the ...
Monday, April 6, 2015 at 9:33pm

Language Arts
I had to put transition words, fix any mistakes, and make the following paragraph better. It is on a book called Tuck Everlasting. It is a paragraph saying the similarities of the book and movie version. This is the best I could do. Can u see what you can do to make it really ...
Monday, April 6, 2015 at 5:48pm

Science
I really need help with my science which is based on Galileo Galilei. I need information about his early life,education, his fun facts, his contributions,and how his contributions affect us. i got some information but i need help finding proper info. thanks
Monday, April 6, 2015 at 4:09pm

Life orientation
to what extent can itrapersonal conflict affect on choice of careet
Monday, April 6, 2015 at 2:23pm

civic education
list four limitations of human rights
Monday, April 6, 2015 at 10:32am

physics
Why the blood pressre in human greater at the feet than in the brain?
Monday, April 6, 2015 at 1:13am

Life orientation
Factors that could threaten or limit core functions of the media
Saturday, April 4, 2015 at 2:07pm

child development
i have answered the questions but i want to be sure before submit them 1. In a study examining preschoolers’ responses to their peers’ distress, researchers used _______ to record each instance in which a child cried, followed by other children’s reactions. &#...
Friday, April 3, 2015 at 10:19pm

history
Can you edit my editorial for grammar punctuation, spelling etc? Samantha Witkowski CHC 2D Mrs. Buyers April, 4, 2015 Aboriginal Opinion Editorial On going years of mistreatment to Aboriginals have been heavily weighed and debated amongst the Canadian government. This ...
Friday, April 3, 2015 at 3:51pm

algebra
A radioactive substance decays according to the formula A=A0e^kt where A0 is the initial amount of substance (in grams) A is the amount of substance(in grams) after t years k is a constant The half-life of the substance is 10 years.If we begin with 20g of the substance,how ...
Friday, April 3, 2015 at 5:36am

Econ 220
Suppose we have the following market supply and demand schedules for bicycles: Price Quantity Demanded Quantity Supplied $100 70 30 $200 60 40 $300 50 50 $400 40 60 $500 30 70 $600 20 80 a. Plot the supply curve and the demand curve for bicycles. (Note please don’t worry...
Thursday, April 2, 2015 at 10:09pm

Life science,agric science,geography,history,maths
I'm doing these subjects and my career is to be a dectective,so now I just want to know regarding coarses.
Thursday, April 2, 2015 at 5:57pm

biology
I have to write an essay on about why organ donation should be mandatory in Canada. I need help thinking of arguments. Some that I have thought of are: 1. there is a shortage of organs for transplants 2. it improves the life of the recipient 3. After death organs can be of use...
Wednesday, April 1, 2015 at 10:55pm

algebra
how can you write a proportion that solves a problem in real life? can someone give me some ideas please?
Wednesday, April 1, 2015 at 9:44pm

geography
Can someone explain what this means? The key policy problem regarding water for this purpose is the need to allocate water supplies in a way that properly balances oil sands production needs with ecosystem and human needs in the region. While the amount of water consumed per ...
Wednesday, April 1, 2015 at 4:30pm

ela help me on this please damon,reed,writeacher
• What differences became matters of life and death during the Holocaust? • Do differences between people necessarily lead to conflict? • How can the Holocaust help us find similarities that go beyond race, culture, nationality, and so on? • Why is it ...
Wednesday, April 1, 2015 at 1:48pm

reading and wrting
What is the most likely purpose of the essay from which the following passage was taken? Having been raised on a dairy farm in rural Minnesota, Lorie Ann Kline was having trouble adjusting to life in the city and to Central High School. In a conference with her parents, the ...
Tuesday, March 31, 2015 at 8:17pm

science
a life cycle in which organisms switch back and forth between diploid and haploid stages
Tuesday, March 31, 2015 at 4:53pm

English
I need help answering some To Kill A Mockingbird questions 1.When Scout is talking about the Ewells' living conditions what is her tone? Is it sympathetic or disparaging or objective? I think it's sympathetic 2. When the story is talking about Mayella 's red ...
Tuesday, March 31, 2015 at 12:16am

SOCIAL STDIES HELP!!!!!
1. What was the New South philosophy? (1 point) a philosophy that the southern economy should become more industrialized the idea that African Americans should own more businesses*** the notion that traditional farming techniques should be maintained a concept that allowed ...
Monday, March 30, 2015 at 8:05pm

CHILD DEVELOPMENT PART 2
According to the Department of Health and Human Services Day Care Requirements (DHHSDCR), in a federally funded child care center, the maximum allowable group size for children between the ages of three years and six years (based on scheduled enrollment) is A. 12. B. 6. C. 8...
Monday, March 30, 2015 at 7:44pm

child day care
. In the childcare field, the main purpose of a Quality Rating and Improvement System (QRIS) is to A. improve and standardize the quality of care in all facilities in the state. B. lower the cost of childcare. C. make it easier for parents to find childcare. D. make childcare ...
Monday, March 30, 2015 at 7:33pm

goegraphy,agriculture,life science and maths liter
Which career can I take with this subjects?
Monday, March 30, 2015 at 2:57pm

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Homework Help: Health

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