Wednesday
April 23, 2014

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Post a New Question | Current Questions

science
1. Develop hypotheses predicting the efficiency of solar energy from direct sunlight against the 4 variables tested?
Sunday, April 6, 2014 at 8:16am

science
4. How could you increase the electricity generated by a solar cell during the day, when the sun’s angle is constantly changin
Sunday, April 6, 2014 at 7:21am

science
Abey chootiye, koi dhanka question nahi pooch sakta kya? Lagta hai ki tu satak gaya.
Sunday, April 6, 2014 at 1:57am

science/math
The area of a cube can be found by AxBxC. Your cube is 27cm cubed. 27 of the little cells will fit in the cube.
Sunday, April 6, 2014 at 1:26am

science
A uniform AB 2m long Rod which exerts a downwards force of 60N at its centre is placed on a knife egde support position 0.8m from A determine the vertical downward force required at A to prevent rotation of the Rod.
Sunday, April 6, 2014 at 1:13am

Math
The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be P(t) = 100(1 − e−0.12t ). What percentage of this brand of computer chips are expected to be usable after 3 years? (Round your answer to one decimal place.)
Saturday, April 5, 2014 at 10:04pm

science
I would say d.
Saturday, April 5, 2014 at 5:17pm

science
With the word, "not," I would say b.
Saturday, April 5, 2014 at 5:16pm

science
Agree
Saturday, April 5, 2014 at 5:11pm

6th Grade Science - Help
No, Goggle each of your choices.
Saturday, April 5, 2014 at 5:07pm

Science
http://www.electricityforum_search_20140​419.com/source-electricity.html
Saturday, April 5, 2014 at 4:34pm

Science
Give 2 examples for sources of electricity?
Saturday, April 5, 2014 at 4:18pm

6th Grade Science - Help
Which of Earth's spheres has the most mass? 1. atmosphere 2. hydrosphere 3. geosphere 4. biosphere Is it Biosphere?
Saturday, April 5, 2014 at 10:12am

physical science
Provide three statements that demonstrate the importance of units when describing motion.
Saturday, April 5, 2014 at 6:09am

maths literacy,business studies, agricultural science, economic
Help me get rude of this in final please help and show me the proper course for me that I will be doing
Saturday, April 5, 2014 at 1:57am

science
which of the following examples does not demonstrate a change in velocity? an elevator coming to a stop as it reaches the top floor a cruise ship heading west at a constant speed a soccer ball passed across the field a train remains at a constant speed as it goes around a bend...
Friday, April 4, 2014 at 9:45pm

physical science
nope, you are spot on using mass, however, close together makes gravity force much greater.
Friday, April 4, 2014 at 8:37pm

Science
5.00 mol of solid A was placed in a sealed 1.00-L container and allowed to decompose into gaseous B and C. The concentration of B steadily increased until it reached 1.10 M, where it remained constant. Then, the container volume was doubled and equilibrium was re-established. ...
Friday, April 4, 2014 at 8:31pm

physical science
Which of the following pairs of objects would have the strongest gravitational pull? two buildings in the same city ← two tall buildings in different cities two stars very far away from each other two stars very close to each other my answer is c
Friday, April 4, 2014 at 8:29pm

Science
There is no need to repost.
Friday, April 4, 2014 at 8:23pm

SCIENCE HELP ASAP! :)
a. what happens to your body when you slam on the brakes? b. gravity pulls down with a constant force, air resistance reduces the net force, so eventually the acceleration toward ground is lessened. When para opens, air resistance is greatly increased, to the point of equaling...
Friday, April 4, 2014 at 8:22pm

Science
1.) Use Newton’s first law of motion to explain how wearing a seat belt in a moving car could help prevent injury. 2.) A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect the motion of the skydiver before and after he or she ...
Friday, April 4, 2014 at 8:02pm

SCIENCE HELP ASAP! :)
1.) Use Newton’s first law of motion to explain how wearing a seat belt in a moving car could help prevent injury. 2.) A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect the motion of the skydiver before and after he or she ...
Friday, April 4, 2014 at 7:56pm

science
Which of the following pairs of objects would have the strongest gravitational pull? two buildings in the same city ← two tall buildings in different cities two stars very far away from each other two stars very close to each other my answer is c
Friday, April 4, 2014 at 6:44pm

science
Which of the following examples does not demonstrate a change in velocity? An elevator slows down in order to stop at the top floor ← A cruise ship travels west at a constant speed A soccer ball is passed across the field or ← A train remains at a constant speed ...
Friday, April 4, 2014 at 6:41pm

Science
Number 19 is right ;)
Friday, April 4, 2014 at 5:51pm

physical science
would 2 stars very far away from each other have a strong gravitational pull
Friday, April 4, 2014 at 5:26pm

physical science
is an elevator slowing down as it reaches the top floor a change in velocity?
Friday, April 4, 2014 at 5:17pm

science
You might hypothesize that pyrite (FeS2) burns with coal to produce SO2 as one of the products. SO2 then might dissolve n lakes and streams to produce H2SO3 and that would increase the acidity of the H2O. I would add the equations and balance them.
Friday, April 4, 2014 at 5:13pm

science
Develop hypotheses predicting the effect of pyrite and coal on the acidity of water?
Friday, April 4, 2014 at 4:53pm

Science/Biology
Please check my answers: 1. Which of the following correctly states the relationship between monkeys and humans? A. Humans and monkeys evolved from apes. B. Humans evolved from monkeys. C. Humans and monkeys evolved from the same ancestor, which is now extinct. D. Humans ...
Friday, April 4, 2014 at 4:40pm

chemistry/science
a is ok. b. You have how much in solution. 100 millimols Na2CO3 x (25 mL/250 mL) = 10 200 millimols NaHCO3 x (25/250) = 20 You are adding 20 mL x 0.050M = 1 millimol HCl. .........CO3^2- + H^+ ==> HCO3^- I........10........0.......20 added.............1.............. C...
Friday, April 4, 2014 at 3:27pm

science
rolling
Friday, April 4, 2014 at 2:14pm

science
position. motion is magnitude of speed, and direction.
Friday, April 4, 2014 at 2:13pm

science
what doesn't have to be measured in order to describe motion
Friday, April 4, 2014 at 2:02pm

science
The force on the ball is unbalanced, the floor exerts a force on the ball which causes the ball to accelerate away from the floor. However, this doesn't explain why the ball changes its shape. If you hold the ball in your hands and compress it, it will also change shape, ...
Friday, April 4, 2014 at 2:02pm

science
what type of friction does a maglev train reduce
Friday, April 4, 2014 at 1:58pm

math
The PJC department of McIntyre Company shows gross sales of $730,600 for computer supplies and $934,900 for general office supplies. It has determined that computer supplies cost $534,000 and that general office supplies cost $391,400. What is the total gross profit for the ...
Friday, April 4, 2014 at 1:31pm

Science
Show how the structure of a virus helps it do its job.
Friday, April 4, 2014 at 1:19pm

science
When a basketball changes shape as it bounces off the floor is it because of balanced force acting on it?
Friday, April 4, 2014 at 1:10pm

science
http://www.jiskha.com/display.cgi?id=139​6627687
Friday, April 4, 2014 at 1:08pm

science
PsyDAG just answered this for you. http://www.jiskha.com/display.cgi?id=139​6627687
Friday, April 4, 2014 at 1:02pm

Science
What does the question mean? I am having trouble understanding what the question is asking? Please help!
Friday, April 4, 2014 at 12:54pm

science
how the structure of a virus correlates with its function.
Friday, April 4, 2014 at 12:46pm

science
Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
Friday, April 4, 2014 at 12:33pm

science
Since this is not my area of expertise, I searched Google under the key words "water mechanical chemical weathering" to get these possible sources: https://www.google.com/search?client=saf​ari&rls=en&q=water+mechanical+chemical+w​eathering&ie=UTF-8&oe=UTF...
Friday, April 4, 2014 at 12:28pm

Science
C FOR SURE
Friday, April 4, 2014 at 12:23pm

Science
Since this is not my area of expertise, I searched Google under the key words "virus structure function" to get these possible sources: https://www.google.com/search?client=saf​ari&rls=en&q=virus+structure+function&ie​=UTF-8&oe=UTF-8 In the future, you ...
Friday, April 4, 2014 at 12:11pm

Science
Discuss how the structure of a virus correlates with its function.
Friday, April 4, 2014 at 12:08pm

chemistry/science
Not sure if i posted this but Need help with my pH calculations? 0.10 mol of solid sodium hydrogen carbonate and 0.20 mol of solid sodium carbonate are dissolved in the same beaker of water, transferred to a volumetric flask and made to 250.0 mL. The Ka for HCO3 – ...
Friday, April 4, 2014 at 11:37am

Physics, science
time=heatrequired/rate=1.5*Lv/20 and the time will be in seconds.
Friday, April 4, 2014 at 10:07am

Physics, science
An electric kettle contain 1.5kg of water at 100 degree and powered by a 2.0kw electric element. He the thermostat of the kettle falls to operate, approximately how long will the kettle boil dry? (take the specific latent heat of vaporization of water as 2000kJkg
Friday, April 4, 2014 at 10:02am

physical science
a model train moving at a constant speed around a circular track has a constant velocity?
Friday, April 4, 2014 at 8:56am

Math? Science?
??
Friday, April 4, 2014 at 7:39am

math lit,business studies,accounting and computer
Certainly.
Friday, April 4, 2014 at 7:38am

math lit,business studies,accounting and computer
Can I be an accountant when doing these subjects?
Friday, April 4, 2014 at 7:35am

Physical science
k Q1 Q2 / d^2 1) if d2 = 3 d 1 then 1/d^2^2 = 1/(3d1)^2 = (1/9) 1/d1^2 2) k Q1 (2 Q2)/d^2 = twice original
Friday, April 4, 2014 at 7:27am

science
How can water cause both mechanical and chemical weathering?
Friday, April 4, 2014 at 1:02am

Physical science
1) how does the electric force between two oposite charges changes when the distance between the charges is tripled? 2)how does the electric force between two oposite charges changes when the amount of one charge is doubled?
Friday, April 4, 2014 at 12:32am

science
When the car begins to stop, your body tends to stay in motion until acted upon by an outside force. In a fraction of a second, that outside force is exerted by your seat belt, or the windshield, which then slows you down. Quickly.
Friday, April 4, 2014 at 12:13am

science
How does Newton's first law of motion explain the movement of your body when in a car in which you are riding stops suddenly?
Thursday, April 3, 2014 at 11:43pm

science
nvm i have the answer
Thursday, April 3, 2014 at 11:42pm

science
Suppose you were designing a statue to be placed outside your school. What materials would you use, and why?
Thursday, April 3, 2014 at 11:41pm

science
How can water cause both mechanical and chemical weathering?
Thursday, April 3, 2014 at 11:27pm

science
http://en.wikipedia.org/wiki/Mid-ocean_r​idge
Thursday, April 3, 2014 at 11:20pm

physical science
If You Were Riding A Train List Some Examples Of Items That Would Make It Seem Like You Weren't Moving
Thursday, April 3, 2014 at 11:18pm

science
What causes mid-ocean ridges to form?
Thursday, April 3, 2014 at 11:17pm

science
I don't know that it is. Touching it right below is Li and diagonally below is Be.
Thursday, April 3, 2014 at 11:03pm

science
This question asks for YOUR opinion and why, not my opinion and why.
Thursday, April 3, 2014 at 11:01pm

science
Suppose you were asked to select one renewable energy resource for use in your town. Which would you select, and why?
Thursday, April 3, 2014 at 10:48pm

science
Why is the periodic table usually drawn with hydrogen (H) separated from the rest of the elements?
Thursday, April 3, 2014 at 10:46pm

science
By convection and radiation.
Thursday, April 3, 2014 at 10:41pm

science
It changes speed (and is refracted).
Thursday, April 3, 2014 at 10:40pm

science
Nothing is 100% efficient.
Thursday, April 3, 2014 at 10:39pm

science
The coils in a toaster convert electrical energy into thermal energy. Heat from the coils is used to toast the bread. How is the heat from the coils transferred to the bread?
Thursday, April 3, 2014 at 10:36pm

science
What happens when light passes from one material to another?
Thursday, April 3, 2014 at 10:35pm

science
A researcher determined the amount of electrical energy entering a toaster and the amount of heat given off by the toaster. The amount of heat was less than the amount of electrical energy. How can this observation be explained?
Thursday, April 3, 2014 at 10:34pm

science
How does Newton's first law of motion explain the movement of your body when in a car in which you are riding stops suddenly?
Thursday, April 3, 2014 at 10:34pm

English II B
Deana created a computer-assisted slide show. To make the slide show legible, what is one thing she needs to avoid? A)typing bullets in a small font B)adding color and effects to the font C)printing handouts on paper D)adding tables and graphics
Thursday, April 3, 2014 at 10:23pm

science
1. What causes mid-ocean ridges to form ? 2. Why are barrier islands important to people who live on the mainland ?
Thursday, April 3, 2014 at 10:15pm

English II B
What is the term for a magazine that is published on the computer? 1. computerized slide show 2. online publication 3. electronic portfolio 4. electronic bulletin board
Thursday, April 3, 2014 at 10:11pm

science
Particles with a charge attract oppositely charged particles; magnets attract opposite magnetic fields.
Thursday, April 3, 2014 at 10:07pm

science
We protect outselves from ultraviolet rays from the sun by wearing sunscreen,proper clothing, and sun glasses.
Thursday, April 3, 2014 at 10:05pm

science
discuss how the structure of a virus correlates with its function
Thursday, April 3, 2014 at 10:03pm

science
2. Why is it important to protect yourself from certain electromagnetic waves? What are some ways people protect themselves from these waves ?
Thursday, April 3, 2014 at 10:00pm

science
1. Describe 2 ways in which an electrically charged object and magnet are alike.
Thursday, April 3, 2014 at 10:00pm

science
I agree.
Thursday, April 3, 2014 at 9:38pm

science
The type of heat transfer called convection happens as a result of: a. electromagnetic waves b. the direct contact of particles in a substance c. the actual motion of a fluid in the form of currents d. All of the above I think it's C.
Thursday, April 3, 2014 at 9:36pm

Science
anyone at all?
Thursday, April 3, 2014 at 9:35pm

Science
I would go with d.
Thursday, April 3, 2014 at 9:29pm

Science
Physical properties used to indicate temperature changes include all of the following except a. color changes of liquid crystals b. volume changes of fluids and solids c. changes in electrical resistance d. odor changes in solids
Thursday, April 3, 2014 at 9:27pm

Science
I love school :)
Thursday, April 3, 2014 at 9:06pm

Science
please help me
Thursday, April 3, 2014 at 6:40pm

Science
fill in the blank questions monotremes, marsupials, and placentals have the same _____ known as the therapsid. a farmer sprays insecticide on his crops and notices that the insect pest problems disappear. a year later he tries the same insecticide only to find that he did not ...
Thursday, April 3, 2014 at 6:38pm

Science
Hello can you help me please. I already did the test and got a lot wrong i just dont know what ones because my teacher just said i got a lot wrong and it is the same test as the one above with thirteen questions. Will you help me?
Thursday, April 3, 2014 at 6:14pm

science(check answers)
Check what answers??
Thursday, April 3, 2014 at 4:45pm

science(check answers)
60 kg cheetah reaches a speed of 30 m/s when chasing its prey
Thursday, April 3, 2014 at 4:37pm

science(check answers)
im the one who needs help not give help
Thursday, April 3, 2014 at 4:36pm

physical science
To keep UV rays from damaging the skin and eyes.
Thursday, April 3, 2014 at 4:26pm

physical science
Ozone absorbs most of the UV light from the sun; thus, ozone effectively blocks the UV-B rays from striking the earth.
Thursday, April 3, 2014 at 4:25pm

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