Thursday
May 26, 2016

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science
Describe ozone creation and loss in the ozone layer. Does one occur more than the other?
Wednesday, March 2, 2016 by Sue

physcal science
If the velocity of the car is increased to 45 km/hour, what is its kinetic energy?
Wednesday, March 2, 2016 by jennifer

science
nickel complexes(ethylenediamine) with graph of absorbance vs wavelength
Wednesday, March 2, 2016 by linda

science
A cylinder of length 5cm and uniform cross section area 50.24cm^2 is suspended from a spring balance and totally immersed in water.If the density of the material of the cylinder is 1.25g/m^3. Determine the upthrust on the cylinder. Take g=10m/s^2 density of water=1000kg/m^3
Wednesday, March 2, 2016 by Cyprian

Science
what is the role of malic acid in the reproduction of fern plant
Wednesday, March 2, 2016 by Elsa

science
A 34.0-kg crate is being pushed across a floor. The net horizontal force on the crate is 80.0N. Starting from rest, the crate is pushed over a distance of 4.4m. What is the final speed of the crate?
Tuesday, March 1, 2016 by Edgar

I NEED HELP! Science
What happens when particles of a material move father apart?
Tuesday, March 1, 2016 by Bonny the Horse

Mathematics, geography, agricultural science, life science, English, Life orientation And sepedi
I'm doing grade 11 but still I don't know what or which kind of job careers that needs these subjects Agricultural science, Geography, life science, mathematics (pure), Sepedi, English, And lastly life orientation..Help me please and appreciation will bless you.
Tuesday, March 1, 2016 by tebogo aka sleigh fish

Science
If you began with 36 grams of water how many hydrogen and oxygen can you produce in a decomposition reaction
Tuesday, March 1, 2016 by Sammh

Earth Science
How does altitude affect climate (beyond just temperature)?
Tuesday, March 1, 2016 by Anonymous

Science
A row of elements on a periodic table is called a(n) A: group *** B: Period C: valence D: orbital Is this right?
Tuesday, March 1, 2016 by Jadon

computer science
a memory's addressibility is 64 bits what does tell you about the size of the MAR and MDR?
Tuesday, March 1, 2016 by Jason Young

science
a car reduced it's velocity uniformly from 21m/s to14m/s in 10seconds (A) find the retardation (B) the distance cover in this time
Tuesday, March 1, 2016 by kelvin

History
What is taxonomy? a subgroup of organisms (I also feel like its this one also) the classification of plants based on their medical uses an organisms's evolutionary history the science of classification (my answer)
Tuesday, March 1, 2016 by Litzy

Check My Answers for Science!
1: Which of the following is the minimum level of structure needed to perform the function of waste removal? A: Body System B: Tissue C: Cell*** D: Organ 2: Which two systems work with the muscular system to allow the body to move? A: Digestive and Urinary systems B: Skeletal ...
Tuesday, March 1, 2016 by Andrew G.

Science/Biology
the vessels that contain the largest volume in the vascular system are? I think Arteries
Tuesday, March 1, 2016 by Anonymous

Science
A 20 kg mass slides down an inclined plane which is at an angle of 60 degrees to the horizontal 1. Horizontal component of weight force 2. Vertical component of weight force 3. Angle 4. Normal force 5. Net fx 6. Acceleration along incline I really do not get how to do this, I ...
Tuesday, March 1, 2016 by Alyssa

science
if mass of a body is 8g and volume is 10cm3 what is density
Tuesday, March 1, 2016 by asfa

science (physics)
A copper wire with cross sectional area 0.00030cm^2 is to be used in lifting a 100g object.How fast can the object be accelerated if the wire is to stretch not more than 0.10%? What i know is that first find the elongation & then that will help to find acceleration..
Tuesday, March 1, 2016 by joan

science
Physic. You can walk at the average speed of 2.5 m /s. How long will it take to reach your school 1km away?
Monday, February 29, 2016 by mandeep baral

Science (Physics)
Air becomes a conductor when the electric field strength exceeds 3.00 × 106 N/C. Determine the maximum amount of charge that can be carried by a metal sphere 8.5 m in radius. The value of the Coulomb constant is8.99×109 N·m2/C2. Answer in units of C. I have ...
Monday, February 29, 2016 by Lydia

Science
A. alleles B. mitosis C. DNA D. phenotype E.chromosome F. codominance G. diploid H. meiosis I. incomplete dominance J. centromere K. reproduce L. RNA 8. Chromosome pairs contain different versions of genes, which are called __________________. (1 point) alleles 9. The process ...
Monday, February 29, 2016 by HELP FAST PLEASE

science
Who goes to connections? I would like to get answers to questions from the cyber school that im going to
Monday, February 29, 2016 by LILLYJ

Science
Air pollution can be controlled by? A. permitting more storm runoff B. burning more coal C. eliminating sewage D. putting scrubbers on power plants I think it is B
Monday, February 29, 2016 by Faith Hill

science
if A-B=2C,A+B=4C and C=3i+4j, then what are A and B?
Monday, February 29, 2016 by kagisho

Science/biology
A 62 year old man experiences sudden onset of difficulty breathing, followed by double vision, and later by abnormal kidney and liver function tests. Of the following conditions, which is most likely the cause of his problems? A. Vasculitis​​ B. Raynaud's ...
Monday, February 29, 2016 by Anonymous

Science
1.) when might preserved remains of an entire organism form? A.) when sediment buries the hard part of an organism B.) when an event such as a quick burial or freezing preserves an entire organism ******* C.) when minerals replace parts of an organism D.) when a thin layer ...
Monday, February 29, 2016 by Zach

science
nitrogen and hydrogen combined in the ratio 14:3 by mass to form amonia molecule.find the formula of amonia molecule by calculating the molar mass (atomic mass of nitrogen = 144.4).
Monday, February 29, 2016 by sachin sharma (sharma ji the rockstar)

Science
Lightning is actually van enormous display of the concept of ?
Monday, February 29, 2016 by Keandra

computer programing
Little help here please Create a program that performs the following functions: uses character arrays to read a user’s name from standard input, tells the user how many characters are in his or her name, and displays the user’s name in uppercase.
Monday, February 29, 2016 by Pooh23

science
Calculate the amount of h2so4 required for preparing 500ml of 2MH2so4 solution.
Monday, February 29, 2016 by vşhął

Maths
in d given figure rectangle abcd is a computer screen it measures 1024 pixels horizontally and 768 pixels vertically if a(0,0)then write the coordinates of b,c,d
Sunday, February 28, 2016 by Anonymous

science
An incident Ray makes 60 degrees angle with the surface of the plane mirror, what is the angle of refraction. Options are...a 60 b 90 c 30 d 0....this is a question in a guide is it correct
Sunday, February 28, 2016 by Melvin

science
Which of the following are psychological characteristics that Beatrice Whiting and John Whiting found to crosscut cultural boundaries
Sunday, February 28, 2016 by May

SCIENCE
jamal's neighbor tells him that there are more bacterial cells than human cells in his body. which of these is the best reason that jamal should question his neighbors statement? a. jamal is older than his neighbor b. jamal does not like his neighbor very much. c. his ...
Sunday, February 28, 2016 by John Doswell

Science Help
jamal's neighbor tells him that there are more bacterial cells than human cells in his body. which of these is the best reason that jamal should question his neighbors statement? a. jamal is older than his neighbor b. jamal does not like his neighbor very much. c. his ...
Sunday, February 28, 2016 by John Doswell

Science /bio
Any foods or fruits highest in glucose?
Sunday, February 28, 2016 by Justin

Science
A coconut of mass 2kg is on a tree of 5m tall; determine the potential energy of this height Take g=10ms^-2.
Sunday, February 28, 2016 by Elvis

science
a man has a mass of 80,0 kg is standing on the surface of the earth. a )calculate the magnitude of the attractive force (gravity) that the earth exerts on the man.(784n) b)how does your answer in a) compare to the magnitude of the force that the man exerts on earth? c)use your...
Sunday, February 28, 2016 by mamare

Computer Science/Pseudo Code Python
Hi, I'm confused about an assignment. I'm not sure what to do and would like some help. An example: Write a program that obtains two integer numbers from the user. It will print out the sum of those numbers. Pseudo code: Prompt user to enter first integer number ...
Sunday, February 28, 2016 by Rain

Science
What is g efeective?elustrate an example.
Sunday, February 28, 2016 by Anand shubham

Computer
Given that s= n/2{ 2a + (n-1) d} is the formula for the sum of an AP, what is a flow chart and a BASIC program?
Sunday, February 28, 2016 by Habu

Science
1. How does nanotechnology how engineers make products for the future? A. By changing a materials atomic structure, it can be made from elements that are easier to obtain. B. By changing a materials atomic structure, it's physical properties can also be changed. C. By ...
Saturday, February 27, 2016 by Rhyleigh

Science - Ms. Sue plz
Which structures on the ocean floor are equivalent to mountains on land? Thanks.
Saturday, February 27, 2016 by Geek Girl

SCIENCE
a body at rest is given an innital uniform acceleration of 8.0m/s-2 for 30s,acceleration reduce to 5.0m/s-2 for d next twenty sec.body mentains speed ten for 60s after brought to rest in 20s draw in graph 1.using d graph to calculate 2.maximum speed attain in motion 3.total ...
Saturday, February 27, 2016 by TIMILEHIN

science
How can i prepare a 100ml, 0.1M phosphate buffer solution (pH = 7) out of Na2HPO4 and NaH2PO4
Saturday, February 27, 2016 by mel

Science
How many grams of sodium hydroxide are needed to react with 50 grams of phosphoric acid?
Saturday, February 27, 2016 by Kyle Brovlofski

Chemistry
I have to summarize 10 articles relating to the topics we had covered in class. However, there are 3 sources out of the 10 that I don't understand. Could someone possibly go through the sources and summarize them. 1.) This article covers Nuclear Chemistry (Nuclear Reactors...
Saturday, February 27, 2016 by Jess

Science HELP PLS
how are earth and venus similar? how is venus different from earth? provide two similarities and two differences
Friday, February 26, 2016 by Zach

science
An electric lamp rated at 48w,12-v supply. Calculate the current flowing in the lamp and the resistance
Friday, February 26, 2016 by wisdom Andrew

Science( please help)
  In a cathode ray tube, the number of electrons that reach the fluorescent screen is controlled by the  A. cathode. B. deflecting plate. C. anode. D. grid. ? The part of the atom that accounts for electricity is the  A. nucleus. B. electron. C.&...
Friday, February 26, 2016 by Brooklyn

science
a bike weighs 200 n. if it starts from rest and travels 100 m in 5 s undergoing constant acceleration, what net force is causing the acceleration
Friday, February 26, 2016 by David

Science
Jawless fishes and salamanders are alike in that both types of animals A. are amphibians B. have backbones C. have fins D. are smooth skinned organisms B or D
Thursday, February 25, 2016 by Anonymous

Science
Physical properties of silver carbonate.
Thursday, February 25, 2016 by Tom Murtha

Math
Wanda wants to have a test average of 90 her four science tests. On the first three tests, she got scores of 84, 96, and 85. What does she need on her last test to reach her goal?
Thursday, February 25, 2016 by Sidney

English
The systems analyst hesitated to talk to strangers about his highly specialized work, fearing it was too ___ for people uninitiated in the computer field to understand. What goes in the blank? a) intriguing b) derivative c) frivolous d) esoteric e) rudimentary Is it D?
Thursday, February 25, 2016 by Jina

science help
Which of the following is typically associated with a reduction in photosynthesizing plants in a water supply? An increase in dissolved oxygen A decrease in dissolved oxygen An increase in phosphates A decrease in phosphates is it d
Thursday, February 25, 2016 by Oscar

English
The systems analyst hesitated to talk to strangers about his highly specialized work, fearing it was too ___ for people uninitiated in the computer field to understand. What goes in the blank? a) intriguing b) derivative c) frivolous d) esoteric e) rudimentary
Thursday, February 25, 2016 by Jina

science help PLS
Which of the following is the most likely way for bacteria and viruses to enter a water supply? Increased photosynthesis releases bacteria and viruses Poor sanitation habits cause water to mix with sewage Water from a burst dam sweeps particulate matter into a nearby river ...
Thursday, February 25, 2016 by anonymous

science
show that the moment of inertia of a solid cylinder with radius R, mass M, and length L is 1/2(MR^2)
Thursday, February 25, 2016 by Jason Young

Science
A microwave oven supplies 1.000kj per second.how many min should be set on the microwave in order to heat 250.g of water from 24.3 degrees c to its boiling point?
Thursday, February 25, 2016 by Lucas

science
show that the moment of inertia of a uniform rod of length L and mass M about an axis perpendicular to the rod and passing through its center of mass is 1/12(ML^2)
Thursday, February 25, 2016 by Jason Young

Science
Which of the following would likely be part of an ionic bond? Choose all that apply (2 points) A. K+1 B. Cl2 C. F-1 D. Ne
Thursday, February 25, 2016 by Anonymous

Science
How many valence electrons does an atom of rubidium have?
Thursday, February 25, 2016 by Anonymous

science
Two forces whose resultants is 100N are perpendicular to each other. If one of them makes an angle of 60 degree with the horinzontal. Calculate its magnitude
Thursday, February 25, 2016 by olayiwola

Science
What is the reproduction rate of the bacteria species Vibrio Cholerae?
Thursday, February 25, 2016 by Anonymous_01

Science
Johnny left a glass of milk on his bedside table for week, and it spoiled. At the end of the weel, the glass contained a yellow liquid with lumpy white chunks, and there was a terrible odor. What can be concluded? A. The milk has undergone a physical change B. The mass of the ...
Thursday, February 25, 2016 by Anonymous

Science Please help me ASAP!!!!!!
A student mixed two clear liquids together in a beaker. A gas and a new liquid formed. The gas escaped, so the student was unable to measure it's mass. She guessed that it's mass was no more than 10.0 [LW1] grams. Her data is shown in the table below. Liquid react A= ...
Thursday, February 25, 2016 by Ally

life science,mathematics,agricultural,tourism
which study fields I should take?
Thursday, February 25, 2016 by lovely

history,geography,life science,maths literacy
provide three possible financial sources for assistance that you can access for funding your studies and indicate the financial obligations you will have if you choose each of these options
Thursday, February 25, 2016 by mzuphelele zikizela

history,geography,life science,maths literacy
what are the admission repuirement for traffic?
Thursday, February 25, 2016 by mzuphelele zikizela

history,geography,life science,maths literacy
what is the description of the traffic
Thursday, February 25, 2016 by mzuphelele zikizela

history,geography,life science,maths literacy
provide two reasons why you find this a suitable course for each choice
Thursday, February 25, 2016 by mzuphelele zikizela

science
how can I prepare 5 micromolar solution of Fe(NO3)3.9H2O? plz guide me as soon as possible
Thursday, February 25, 2016 by Soumya

science
A piece of metal has a mass of 120 grams.if its volume is 8 cm3.what is its density?
Thursday, February 25, 2016 by maxine

Science
a ball is rolled off the edge of a dining table 1.5 m high with a horizontal velocity of 2.2 m/s with what velocity does it strike the ground? How far from the edge of the table did it land on the floor?
Thursday, February 25, 2016 by Kyla

Science
The height of the tropopause increases near the equator. What does this say about the thickness of the atmosphere?
Thursday, February 25, 2016 by Anonymous

Science
The ratio of Secondary Turns to Primary In a Transformer is 3 if the EMF In the Secondary Coil Is 600Volts Find The EMF Of Primary
Thursday, February 25, 2016 by Basha

science
how does high speed space travel affect time?
Wednesday, February 24, 2016 by nani

science
what is the scientific name of the big dipper?
Wednesday, February 24, 2016 by nani

science
Ammonium nitrate breaks down into Dinitrogen monoxide and dihydrogen monoxide
Wednesday, February 24, 2016 by ashley

Introduction to computer programming
how to develop flow chart that generate the sum of even number 1 and 10 inclusive
Wednesday, February 24, 2016 by Rufai umar

ed tech
what is the purpose of rules? A.To provide an agreed upon list of acceptable and unacceptable behavior.* B.to discourage creativity C.to prevent students from having fun D.to provide time limits for computer use.
Wednesday, February 24, 2016 by john

Science Please Help!
Some constellations, such as Ursa Minor, are visible in the sky year-round; other constellations appear for only part of the year. Explain why this happens. I've been trying to figure it out but I can't please help me!
Wednesday, February 24, 2016 by Lolzypops

Science
Which reaction is exothermic? A. Cellular respiration B. Photosynthesis C. Baking soda + vinegar D. Melting Ice***
Wednesday, February 24, 2016 by Ally

Science!
1) Which of the following is true about photosynthesis? A. it is an exothermic reaction B. it is an endothermic reaction C. It produces carbon dioxide D. it occurs in animals I think it's A.
Wednesday, February 24, 2016 by Anonymous

Science
a fireman 50 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of 30 degrees above the horizontal. If the speed of the stream is 40m/s , at what height will the stream of water strike the building?
Wednesday, February 24, 2016 by Anonymous

Science
About what percent of all of Earth's fresh water is found in ground water, streams, lakes, and rivers?
Wednesday, February 24, 2016 by Sue

maths and science
Three courses or study field you are interested in following after grade 12 and provide three reasons
Wednesday, February 24, 2016 by masechaba

science
Ann is driving down a street at 50 km/h. suddenly a child runs into the street. if it takes ann .75 seconds to react and apply the brakes. how many meters will ann have moved before she begins to slow down? If she slows down at a rate of 1.5m/s^2, how long will it take her to ...
Wednesday, February 24, 2016 by carrie

life science ,cat,maths lit and english
What can i become with maths lit ,cat,life science and geography
Wednesday, February 24, 2016 by Anonymous

Science
4.)When two or more atoms of the same of the same element are in a chemical bond, the substance is called a(n)________ A.)Compound B.)Molecule C.)Nucleus D.)Particle*** Am I'm correct? BUT My mom disagree's and says C?, isn't she wrong?
Wednesday, February 24, 2016 by #FreeGucci

Science
2.)Which of the following are pure substances? A.)Chocolate Milk B.)Orange Juice C.)Sea Water*** D.)Hydrogen Peroxide (H2O2) C?
Wednesday, February 24, 2016 by #FreeGucci

science
A cylinder contains a moles of hydrogen at 0 degree celsius and 76cmHg.calculate the amount of heat require to raise the temperature of hudrogen to 50 degree celcius.keeping the pressure constant and what is the volume of hydrogen when at 0 degree celsius.
Tuesday, February 23, 2016 by Aleshe sulihat

Science
Physics question -A driver of a car travelling at 72km/h, applying brakes and accelerates uniformly in opposite direction at the rate of 5m/s2. How long will the car take to come into rest ? How far will the car covered a distance after applying bra
Tuesday, February 23, 2016 by Akki

science help
A scientific question should be vague creative non-testable non-repeating
Tuesday, February 23, 2016 by Oscar

science help
A scientific question should be vague creative non-testable non-repeating is it b
Tuesday, February 23, 2016 by Oscar

science help
A scientist uses a computer model to understand a widely accepted theory about Earth's surface. The computer model would most likely help the scientist to... A. reduce the intensity of earthquakes B. discover new facts about the theory C. stop the creation of faults during...
Tuesday, February 23, 2016 by Oscar

science help
Four groups of students, in different parts of the world, are investigating the reason why the shape of the moon changes from time to time. If the results of their investigations are considered valid, they would most likely be A) complex B) identical C) non-testable D) ...
Tuesday, February 23, 2016 by Oscar

science help check
Which of these is an example of an experiment? plant growth is affected by temperature leaves may change color due to temperature add different quantities of water to three potted plants the plant which gets the most sunlight grows the fastest is it c
Tuesday, February 23, 2016 by Oscar

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Homework Help: Computers