Sunday
May 29, 2016

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science
If a car traveled a total of 300 km in 4 hours what is the average speed
Thursday, March 31, 2016 by Anonymous

Science
The water in a puddle has a mass of 1500 grams. The sun comes out and the puddle evaporates. How many grams of water vapor enter the air from the puddle?
Thursday, March 31, 2016 by Taylor

Science
Use the terms atom and element to explain what makes silver and gold different
Wednesday, March 30, 2016 by Princess

Physical Science
A 20.0-Ù resistor and a 45.0-Ù resistor in parallel are connected to a 120-V dc source. (a) What is (are) the current(s) through the resistors? current through the 20.0-Ù resistor: Incorrect: Your answer is incorrect. . A current through the 45.0-Ù ...
Wednesday, March 30, 2016 by Brian

Science
If an atom has a mass number of 23 which of the following is always true
Wednesday, March 30, 2016 by Sherwanda

Science
Christina has a glass of water. Michael has a fruit juice drink. Both drinks are at room temperature, and both students add ice to their drink's. Condensation begins to on the outside of Christina's glass before Michael's. How can they state their observations as ...
Wednesday, March 30, 2016 by Luis

Science
Christina has a glass of water. Michael has a fruit juice drink. Both drinks are at room temperature, and both students add ice to their drink's. Condensation begins to on the outside of Christina's glass before Michael's. How can they state their observations as a...
Wednesday, March 30, 2016 by Luis

Science
Christina has a glass of water. Michael has a fruit juice drink. Both drinks are at room temperature, and both students add ice to their drink's. Condensation begins to on the outside of Christina's glass before Michael's. How can they state their observations as a...
Wednesday, March 30, 2016 by Luis

Science
What is the mass of a box pushed both left and right at 50N?
Wednesday, March 30, 2016 by Jason

science help pls pls
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 b
Wednesday, March 30, 2016 by Oscar

programming and visual basics
Using pseudocode or a flowchart write a program that does the following: Design the logic for the game Hangman, in which the user guesses letters in a hidden word. Store the letters of a word in an array of characters. Display a dash for each missing letter. Allow the user to ...
Wednesday, March 30, 2016 by mel

Science
You go rock climbing with a pack that weighs 50N and you reach a height of 30m. How much work did you do to lift your pack? A. 80 joules B. 1500 joules C. 20 joules D. 1.67 joules
Wednesday, March 30, 2016 by

Science
A car runs at a constant velocity of 15m/s for 300sec and then accelerates uniformly to a velocity of 25m/s over a period of 20s. This velocity is mantained for 300s before the car is brought to rest with uniform deceleratiom in 30s. Draw a velocity time graph to represent the...
Wednesday, March 30, 2016 by Anonymous

science
A large drop of about 5 mm (3/16 in.) diameter reaches a maximum speed of about 9 m/sec."
Wednesday, March 30, 2016 by Anonymous

luthayi high school. science
How can methanol be harmful to human if accidentically swallowed
Wednesday, March 30, 2016 by thembelihle sangweni

Biology (High school science)
If non-nucleated cells of meristematic tissue are used for tissue culture, then growth rate will be : a) High b) Average c) Very low d) Growth may not take place. Please help!
Wednesday, March 30, 2016 by Shreya

Math
In middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6th-graders. Write and solve an equation to find the fraction of the members of the club that are 6th-grade girls.
Tuesday, March 29, 2016 by Jaden

computer design
design a progaram that accepts a number representing a class and then displays the class name
Tuesday, March 29, 2016 by jea

science computer
The program will accept the final marks of a group of students in a class. The lecturer can choose '1' to finds the highest and lowest marks in the class. The lecturer choose '2' to find the average marks of that class. If user enter other number, message "...
Tuesday, March 29, 2016 by hisham

Science
How to work out the weight on mercury Jupiter and Saturn
Tuesday, March 29, 2016 by Ana

Science
When the right atrium contracts, the right ventricle always contracts simultaneously. left atrium always contracts simultaneously. left atrium always relaxes simultaneously. left atrium and left ventricle always relax simultaneously. Help
Tuesday, March 29, 2016 by Anonymous

science
Can you unscramble these two words? ACGIJJ 2nd word is KMNPKSU
Tuesday, March 29, 2016 by Tracey

science
space craft is heading towards the sun which is located 150,000,000 km. away from earth at a speed of 17,000 km, per hour. what is the approximately to the nearest year how long will it take to arrive at the sun's surface? show work
Tuesday, March 29, 2016 by Anonymous

Science
The solubility of potassium nitrate is 40 at 30 degree celcius. Calculate the mass of water required to make a saturated solution by dissolving 15 gram of potassium nitrate at that temperature. Could u guys help me to get answer of this question. Plz help me otherwise my marks...
Tuesday, March 29, 2016 by Dniyā

Geography,maths lit,life science,physical science,xhosa,life orientation and english
Will i be able to do law with the following subject maths lit,geography,life science,physical science and english
Tuesday, March 29, 2016 by Amanda mnyaka

Science
15. Which of the following factors is the most likely explanation for an energy deficit that results in exercise-induced exhaustion. A.Insufficient protein production B.Insufficient mitochondrial function. C.Impair urea elimination. D.Absence of oxygen transporters on the ...
Monday, March 28, 2016 by AMGCSTRNBSN

Science
What is the main function of the lymphatic circulation is to A. transport hormones around the body B. provide immune function for protection C. provide a backup for systematic circulation D. transport nutrients and oxygen to cells I think B
Monday, March 28, 2016 by AMGCSTRNBSN

Social studies
9.advances in science from the scientific revolution were applied to human affairs during the A.industrial revolution B.french revolution C.enlightment (MY ANSWER) D.age of exploration 10.which event led most directly to a decline in the political power of ancient greek city-...
Monday, March 28, 2016 by LOVE

specialized patient record
You are the director of health information services in a major medical center that maintains both a psychiatric unit and a substance abuse unit in addition to general medical and surgical units. Your facility plans to join a computer network with fifteen hospitals throughout ...
Monday, March 28, 2016 by Anonymous

Science
Referring only to the periodic table give the ionic charge expected of these representatives elements type your answers format 1+ 2 - Te Be Ba P Li Ga C At
Monday, March 28, 2016 by Sherri

science
Which of the following is not an example of potential energy? Chemical energy gravitational energy mechanical energy*** nuclear energy
Monday, March 28, 2016 by Sid.V

Science
WHAT ARE ALL THE ELEMENTS TO THE PERIODIC TABLE!!! Thanks for the help!
Monday, March 28, 2016 by Salo

Science
A rectangular piece of wood measuring 20cm by 5cm by 3cm weighs 900kg.Find the greatest pressure the piece of wood can exert if placed on a table.
Monday, March 28, 2016 by Mike

science
a body with a mass of 40kg is at the point of sliding down an incline plane of 20degrees.calculate the external force required to pull the body up the incline plane
Monday, March 28, 2016 by Anonymous

Science
Which type of energy in the bungee chord prevents the bungee jumper from hitting the ground after a jump? A. kinetic energy B. elastic potential energy *** C. magnetic potential energy D. thermal energy -- Side note: Please help. I am not asking for the answer, I'm simply ...
Monday, March 28, 2016 by Drew

political science
The book has a chart listing the public approval of several things/people/events and compares it to the approval rating of Congress. Who/what has a LOWER approval rating than Congress? The IRS Paris Hilton All of these choices have a HIGHER approval rating than Congress U.S. ...
Sunday, March 27, 2016 by ryan

political science
What "celebrity" was a Congressional witness who testified with the help of Representative Duncan Hunter before the House Education Appropriations subcommittee in support of funding for school music programs? Question 8 options: Elmo Big Bird George Clooney Kermit ...
Sunday, March 27, 2016 by ryan

political science
Where might a member of Congress hold the floor indefinitely and thereby delay a vote on a bill which he or she objects (aka fillibuster)? The House The Senate Both the House and Senate Parliament
Sunday, March 27, 2016 by ryan

science help pls pls
Which of the following types of stars is cooler than an orange main sequence? In Graph A, the curve peaks at 800 nm, in the red section of the visible light spectrum. In Graph B, the curve peaks at 550 nm, in the green section of the visible light spectrum. In Graph C, the ...
Sunday, March 27, 2016 by Oscar

science help pls pls
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 pls help me
Sunday, March 27, 2016 by Oscar

Physical science
ONE SECOND after ball A is projected upwards with a velocity of 16 m/s, a second ball, B, is thrown vertically downwards at a velocity of 9 m/s from a balcony 30 m above the ground. 1.Calculate how high above the ground ball A will be at the instant the two balls pass each other?
Sunday, March 27, 2016 by Khutso

computer
draw a flowchart and write the algorithm for printing the first 10 even numbers
Sunday, March 27, 2016 by kiran

science
If a projectile is shot under an angle of 30* with a force of 500N what is the time the projectile reaches the maximum hight.The projectile's mass is 100g.(g=10N/kg)
Sunday, March 27, 2016 by Christian

Science
determine the pH of each of the following solutions: 0.0812M HCl pH 3.11*10^-4 M HI pH 8.65*10^-8 M KOH pH 0.00212M Ca(OH)2 pH
Saturday, March 26, 2016 by Mattie

science help PLS
A home gets its water from a private well. Which of the following would be the best way for the homeowner to obtain a water-quality report? A.Hire a local contractor to test the home's water supply B.Record observations made by smelling and tasting the tap water C.Request ...
Saturday, March 26, 2016 by Oscar

Science
determine the pH of each of the following solutions: 0.0812M HCl pH 3.11*10^-4 M HI pH 8.65*10^-8 M KOH pH 0.00212M Ca(OH)2 pH
Saturday, March 26, 2016 by Mattie

Science
Which of the following are the sites within the human body where carbon dioxide and oxygen are exchanged? A. Alveoli B. Arteries C. Synapses D. Venules I think A
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
An example of active immunity is the transfer of A. antibodies through the placenta. B. immunoglobulins through breastfeeding. C. antigens through vaccination. D. immune cells through a blood transfusion. I think c 46. Which of the following classes of biological molecules ...
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
Which of the following structures is present in both prokaryotic and eukaryotic cells? A. Golgi apparatus B. Cell membrane C. Endoplasmic reticulum D. Chloroplast I think B
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
Which of the following is the pH when the concentrations of hydrogen ions and hydroxide ions in an aqueous solution are equal? A. 14 B. 7 C. 1 D. 0 I think 1
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
Which of the following tissues would send a message to the brain indicating that someone has touched something hot? A. Epithelial tissue B. Nervous tissue C. Muscle tissue D. Connective tissue I think a
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
An individual suffers severe blunt trauma to the thoracic cavity. Which of the following organs are at greatest risk from this injury? A. Heart and lungs B. Liver and stomach C. Brain and spinal cord D. Large and small intestines I think A
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
Which of the following statements best explains the relationship between the mitochondria and the plasma membrane? A. The mitochondria makes proteins that become a part of the plasma membrane. B. The mitochondria makes a gas that the plasma membrane uses. C. The mitochondria ...
Saturday, March 26, 2016 by AMGCSTRNBSN

Science
In a certain plant, red flower color(R) is dominant over white(R). if a plant heterozygous for red flower color and one with white flower are crossed, which of the following would be the expected proportion of individual in the next generation? A. 4/4 red 0/4 white B. 3/4 red ...
Saturday, March 26, 2016 by AMGCSTRNBSN

science
you are given one litre each of 0.5 M HCL and 0.2 M HCL. How should they be mixed so as to give maximum volume of 0.4 M HCL.
Saturday, March 26, 2016 by mehreen

science
Two positive point charges of 12 * 10 ^-6 and 8 * 10 ^-6 respectively are placed 10 cm apart in air .the work done to bring them 4cm closer
Friday, March 25, 2016 by two positive charges of 12*10^-6 and 8 * 10 ^-6 r

Science
Radius of an iron sphere is0.21m if density of iron is 7.80g calculate the mass
Friday, March 25, 2016 by Kishan

Probability
A computer password is required to be 9 characters long. How many passwords are possible if the password requires 2 letter(s) followed by 7 digits (numbers 0-9), where no repetition of any letter or digit is allowed?
Friday, March 25, 2016 by Samuel

C++
In this exercise, you will create a program for the sales manager at Computer Haven, a small business that offers motivational seminars to local companies. Figure 7 – 64 shows the charge for attending a seminar. Notice that the charge per person depends on the number of ...
Thursday, March 24, 2016 by Evelin

Math
Zeke earns a living selling computers. He is paid 12/h plus a 8% commission on sales. What dollar amount of computer sales must Zeke make to earn $1000 in a 40-h work week.
Thursday, March 24, 2016 by Lyra

science
The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field will equal 46 million years, and each 10-yard section will equal 460 million years. Use this information...
Thursday, March 24, 2016 by FluttershyK22

science
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 period not considered a part of Earth's geological history?
Thursday, March 24, 2016 by FluttershyK22

Physical Science
What is the density of a rectangular block that has a mass of 500g and a volume of 50cm3? what i came up with was 1000. i feel like im wrong though. can anyone please help me.
Thursday, March 24, 2016 by Please Help

Science
Alisha use wire to connect a battery,a lightbulb,and a switch,but the bulb does not light up even thought the switch is in the closed positio.which might explain the problem?
Thursday, March 24, 2016 by Mitchell brown

science
explain the locations ozone can be found, how ozone is helpful, how is it harmful,what causes the deposition of the ozone layer
Thursday, March 24, 2016 by diamond

SCIENCE!!
1.How do scientists classify small objects in the solar system? A)By size B)By shape C)by size, shape, and temperature D)by size, shape, and composition** (**=ANSWER!!)
Thursday, March 24, 2016 by JacqueesWifee

Art
What did the Vogel's artworks communicate about their historical interests? They collected works that were culturally popular. They collected works that depicted revolutions. They collected works that depicted the history of cities. ( my choice ) They collected works that ...
Thursday, March 24, 2016 by Maria

science
concept map of flower pollen stamens ovaries pistils stigmas filament anther ovules petals and sepals
Thursday, March 24, 2016 by help

General science
Which of the following is not a natural result or response to overpopulation? A. Starvation B. Predation C. Extinction D. Migration C
Wednesday, March 23, 2016 by Luigi

English
At school, he learns 10 subjects such as math, science, social studies, computers, ethics, etc. He is in math class now. He has a cell phone. He is sitting at the back. One of his friends calls him and asked "Which class are you in?" What is the answer to the ...
Wednesday, March 23, 2016 by rfvv

Science
What if a student gets a 65 on 1 test and 100% on 4 tests? What will there grade be?
Wednesday, March 23, 2016 by Anonymous

Science
True or False? Energy is measured in Newtons?
Wednesday, March 23, 2016 by Lola

Science
Which of the following can be accurately said about climax communities? A. Climax communities are always stable. (B. Restoration of the original climax community is always achieved at the same rate.) C. Climax communities are always uniform. D. Restoration of the original ...
Wednesday, March 23, 2016 by Jordan

Nature Science
Which of the following can be accurately said about climax communities? A. Climax communities are always stable. (B. Restoration of the original climax community is always achieved at the same rate.) C. Climax communities are always uniform. D. Restoration of the original ...
Wednesday, March 23, 2016 by Jocelynn

Science
This is not questions its the answers hope it helps took a long time to type. A basketball momentarily changes shape as it bounces off the floor. This is due too balanced forces acting on the ball TRUE* FALSE* A ball slowing down as it rolls across a carpet is a example of ...
Wednesday, March 23, 2016 by Peanut buddy

Science
Hi!One Question! Which of the following explains why your body may contain a carbon atom that was present in George Washington's body from 1776?
Wednesday, March 23, 2016 by No one speacial

science
a person roller skates down a street heading east which of the following would be true abot friction in this scenario? ----------------------------------- 1.A. friction does not affect the skates in this scenario 2.B. friction pulls the skates wheels eastward 3.C. friction ...
Wednesday, March 23, 2016 by darkwolfy

Mathametical Literacy,Agricultural Science,History,Geography,English,Life Orientation and Tshivenda
Which job can I get by these subjects?
Wednesday, March 23, 2016 by Da gama Lebogang

English
1. My hobby is internet games and paper folding. 2. My hobbies are internet games and paper folding. ----------- Which one is grammatical? 3. My hobby is exchanging text messages on Kakao Talk on my smart phone. 4. My hobby is talking with my friends on the phone. 5. My hobby ...
Wednesday, March 23, 2016 by rfvv

Science
'Cl(OCl)Cl' What is the name of it?
Wednesday, March 23, 2016 by Md.Azhar uddin

science help pls pls
The diagram below shows the movement of energy in the water cycle. Diagram showing the movement of energy in the water cycle. There are three boxes and six arrows that appear in the following order: box labeled 'Atmosphere,' one arrow pointing to a box labeled '...
Tuesday, March 22, 2016 by Oscar

science help PLS
Plants take up carbon dioxide from the air and nutrients from the soil. This is an example of interactions between the geosphere, cryosphere, and atmosphere biosphere, atmosphere, and geosphere atmosphere, hydrosphere, and geosphere cryosphere, atmosphere, and hydrosphere
Tuesday, March 22, 2016 by Oscar

science help
Two factors which cause global climate change are listed below. Factor 1: Volcanic eruptions. Factor 2: Changes in the amount of Sun’s heat received by the Earth’s atmosphere and surface. Which of these statements is correct about the two factors which cause global ...
Tuesday, March 22, 2016 by Oscar

science help pls pls
Look at the position of Location 1, Location 2, and Location 3 in this picture. Simple diagram of a lake represented by a wavy circle. The circle is labeled 'Lake,' and there are three points outside of the lake: 'Location 1' is to the northeast of the lake, &#...
Tuesday, March 22, 2016 by Oscar

science
what is the name of the gas which forms dry ice ...........u can also send the lab. preparation of it
Tuesday, March 22, 2016 by ur father

science
3 identical point charges each one micro coulomb placed at vertices of an equilateral triangle 10cm apart calculate the force on each charge
Tuesday, March 22, 2016 by emmanuel

science
If mass M explore into three pieces two of equal to M/4 move perpendicular to each other with 3m/s 4m/s determined velocity of third
Tuesday, March 22, 2016 by xasshi

computer programing
I am little lost how to do this here any help to show me? Create a program that uses a menu with options to enter information about monsters (monster type, special ability, weakness), print the monster information, or quit the program. Use data files and FILE pointers to store...
Tuesday, March 22, 2016 by Poohboi23

Political science
How did the Stamp Act, Boston Massacre and Boston Tea Party connect with the idea of representation? Use Zinn "Voices of a people's history of the united states" and the Federalist Papers to support your answer. Also, be sure to discuss the ideas of pure ...
Monday, March 21, 2016 by TayB

science
You observed light passing through lenses and through a set of prisms. Why does refraction occur?
Monday, March 21, 2016 by help pls

science help please
1. Which of the following best describes the movement of an object at rest if no outside forces act on it? (1 point) It will move due to inertia. Gravity will eventually cause it to move. It will stay at rest due to inertia. It will stay at rest due to gravity. 2. A 2,500 kg ...
Monday, March 21, 2016 by PlsHelp

SCIENCE
History of how this ginger has been used as medicine
Monday, March 21, 2016 by coolguy321

Science
What's the difference between the types of light detected by radio, refracting, and reflecting telescopes?
Monday, March 21, 2016 by Anonymous

SCIENCE
History of how this ginger has been used as medicine
Monday, March 21, 2016 by coolguy123

science help ASAP
can someone Explain the process of succession plz
Monday, March 21, 2016 by sunshine

computer programing
What are the differences between fields, records and files? Need help trying to figure this out as what I can think of is just little as this So - a field is a SUBSET of a record; a record in turn is a SUBSET of a file, and a file is a subset of a database but not sure if this...
Monday, March 21, 2016 by Poohboi23

Maths lit,life science,agriculture,geograph
Plzzz help me which carree can i choose?
Monday, March 21, 2016 by Pat

Science
Belonging to one communtity
Sunday, March 20, 2016 by Jensy

Science AP Chemistry
It is necessary to add iodide ions to precipitate the lead(II) ions from 250 mL of 0.076 M Pb(NO3)2(aq). What minimum iodide ion concentration is required for the onset of PbI2 precipitation? The solubility product of PbI2 is 1.4 × 10−8 . Answer in units of mol/L. ...
Sunday, March 20, 2016 by Jacaria

science
How much sodium bromide do I need to make 100 ml of 0.2m solution?
Sunday, March 20, 2016 by margaret

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Homework Help: Computers