Monday
August 3, 2015

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

computer science
Please , help me i dont know how to draw a flow chart , how it does..ang we given an ass. And i need an example to get others answer. Please illustrate to me the answer of this. Draw a flowchart to print the first N even positive integers and print the sum.
Thursday, February 12, 2015 by chrissalyn

Science
Ball A and Ball B are rolled so that they will collide. Does the data in the table below demonstrate the law of conservation of momentum? Ball A Momentum Before Collision= 3 kg m/s Ball B Momentum Before Collision= 2 kg m/s Total Momentum of Both Balls After COllision- 6 kg m/...
Thursday, February 12, 2015 by Callie

science
Im doing a poster for school and its about when a candle is alight and I don't under stand it could you please help
Thursday, February 12, 2015 by skyler

Science
Which force is pushing the riders in the swings on a swing chair ride out from the center of the ride? A. Free fall B. Gravity C. Momentum D. Centripetal force Is the answer D? Thank you
Thursday, February 12, 2015 by Calie

Science
Air, like other gases, flows from a region with ________. A. Lower pressure to a region with higher pressure B. No pressure to a region with high pressure C. Little pressure to a region with high pressure D. Higher pressure to a region with lower pressure
Thursday, February 12, 2015 by Diana

science
what happens when two objects of unequal masses collide?
Thursday, February 12, 2015 by emily

Science
1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? A. Nitrogen-Fixing Bacteria *** B. Denitrifying Bacteria C. Decomposers D. Producers 2. Which step in the nitrogen cycle is accelerated at the beginning of...
Thursday, February 12, 2015 by PLZ... CHECK MY WOK~SCIENCE

computer science
Draw a flowchart to print the first N even positive integers and print the sum.
Thursday, February 12, 2015 by chrissa

Science
Ball A Momentum Before collision is 3 kg m/s. Ball B Momentum Before Collision is 2 kg m/s. Total Momentum of Both Balls After Collision is 6 kg m/s Ball A and Ball B are rolled so that they will collide. Does the data in the table above demonstrate the law of conservation of ...
Wednesday, February 11, 2015 by Callie

Science Fair Project
Please help anyone!!!!!!!!!!!!!!!!!!!!!!! I need a science project that can be done in 2-5 days but also that can give me a very good mark!!!!!!!!!!!!!!! please reply A.S.A.P.!!!!!!!!!!!!!!!!!! -From a Science Fair Project in need of a project which can be done in 2-5days.B.T....
Wednesday, February 11, 2015 by Wimbika

Science!!!
If a bowling ball hits a wall with a force of 6 N, the wall exerts a force of (blank) back on the bowling ball. A. 0 N B. 3 N C. 6 N D. 12 N Is the answer C? Thank you
Wednesday, February 11, 2015 by Callie

Science!!!
Which force is pushing the riders in the swings on a swing chair ride out from the center of the ride? A. Free fall B. Gravity C. Momentum D. Centripetal force Is the answer D? Thank you
Wednesday, February 11, 2015 by Callie

Science!!!
Two people are pushing a couch from opposite sides. One person is pushing to the right with a force of 3 N. The other person is pushing to the left, with a force of 4 N. Which of the following Best describes the movement of the couch? A. The couch will move to the left with a ...
Wednesday, February 11, 2015 by Callie

science
can someone explain the life cycle of the animalia kingdom???
Wednesday, February 11, 2015 by help

Science
Why are the days typically hotter in June than in December here in the US? D. Because the United States faces the sun in the summer and faces away from the sun in the winter E.Because the tilt of the Earth causes the sun's rays to be more concentrated in the summer due to ...
Wednesday, February 11, 2015 by M

Physical Science PLS HELP
Dana is reading about the best conditions for worm composting. Worm composting involves keeping worms in a bin with vegetable scraps from the kitchen along with other plant waste, and using the soil and drippings they produce to improve gardens. What should she do? Here are ...
Wednesday, February 11, 2015 by Carol

Science!!!
A 2,500 kg car moves at 15 m/s^2; 15m/s^2 is the (blank) of the car. A. Acceleration B. Force C. Velocity D. Speed Is the answer D? Thank you
Wednesday, February 11, 2015 by Callie

Science
Are there more hours of daylight in the summer than in the winter
Wednesday, February 11, 2015 by Anonymous

Science!!!
Which of the following Best describes the movement of an object at rest if no outside forces act on it? A. It will move due to inertia. B. Gravity will eventually cause it to move. C. It will stay at rest due to inertia. D. It will stay at rest due to gravity. Is the answer C...
Wednesday, February 11, 2015 by Callie

science
what is true about red blood cells
Wednesday, February 11, 2015 by sara

science
Two sleds collide and stick together sled a has mass of 140kg and a speed of 17m/s sled b has a mass of 80kg and a speed of 24m/s. There is no friction between the sleds and snow. Will the sleds be motionless after the collision or which one will move the other
Wednesday, February 11, 2015 by nicole

Science
What do angiosperms produce in order to protect their seeds?
Wednesday, February 11, 2015 by Anonymous

Science
Describe the flow of blood in the human body, including through each of the four chambers of the heart. Explain how the blood changes as it moves through various locations in the body.
Wednesday, February 11, 2015 by B

science
If we added more mass to the blocks of wood during these lessons,how would that have changed the experiment?
Wednesday, February 11, 2015 by maria

science
can someone explain the life cycle of the animalia kingdom please
Wednesday, February 11, 2015 by matt

Science
Describe how evolution and extinction are related.
Wednesday, February 11, 2015 by Student

science
describes the movement of an object at rest if no outside forces act on it? a; it will move due to inertia b; gravity will eventually cause it to move c; it will stay at rest due to inertia d; it will stay at rest due to gravity ----------------------------------------​...
Wednesday, February 11, 2015 by Anonymous

Science
Why are the days typically hotter in June than in December here in the US? A.Beacuse the sun gives off more light and heat in the summer B.Because the Earth is closer to the sun in the summer and farther from the sun in the winter C.because the Earth's tilt causes the sun ...
Wednesday, February 11, 2015 by M

Science
1) Which of the following describes the correct sequence of the movement of food during digestion? :Stomach, large intestine, small intestine :Mouth, esophagus, small intestine :Esophagus, stomach, small intestine*** :Small intestine, stomach, large intestine 2) Compare the ...
Wednesday, February 11, 2015 by Food and Energy

science
1.explain why most refrigerators are painted with a white shiny colour.
Wednesday, February 11, 2015 by Max wayne

science
when a molecule of water vapro in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in what?
Wednesday, February 11, 2015 by sarah

physical science
how much energy is required to lower the temperture of 450g of sand from 60 celsius to 15 celsius
Wednesday, February 11, 2015 by tyrese

science
A golf ball leaves the club 35m/s at an teta of 35 degree above the horizontal . Find a) range b) maximum height reached c) time of flight
Wednesday, February 11, 2015 by anonymous

science
Through which are the chromosomes, transmitted according to the path of transmission of factors from the parental generation to offspring's as indicated by Mendle? (1) hereditary chapters (2) evolution (3) heredity (4) gametes
Wednesday, February 11, 2015 by sanjay

science
Through which are the chromosomes, transmitted according to the path of transmission of factors from the parental generation to offspring's as indicated by Mendle? (1) hereditary chapters (2) evolution (3) heredity (4) gametes
Wednesday, February 11, 2015 by sanjay

Science
What is the same in two isotopes of an element? What is different?
Tuesday, February 10, 2015 by tommy

science
what are some experimental uncertainties for the period of a pendulum lab. in this lab we tested if the length of the string (cm) affects the period (sec) of the pendulum
Tuesday, February 10, 2015 by matty

science
what type of eclipse would you expect to see if the moon passes directly between earth and the sun
Tuesday, February 10, 2015 by kamy

Science
Select the three words that belong together. To do this, pick oneword from each three sets below. Set 1. Estuary, lake, nertic zone Set 2. Hight salt, intermediate salt, no salt Set 3. Trout, coral, oyster (Choices) 1. Neritic zone, intermediate salt, oyster 2. Lake, no salt, ...
Tuesday, February 10, 2015 by Abby

science
1) The force of gravity on the moon is 1/6 the force of gravity on earth. If you had a 1 kg box of cereal on earth which had a weight of 2.4 N, what would its mass be on the moon? why? 2) what is the volume of a textbook with dimensions 21.3 cm, 27.5 cm, 2.9 cm? please help me...
Monday, February 9, 2015 by kid

science
What happens when a charged object (plastic) is brought close to another oppositely charged object (glass).
Monday, February 9, 2015 by thi

science
is this an open or closed system? baking soda reacting with vinegar
Monday, February 9, 2015 by sammy

Basic science
What is the uses of (caco3)
Monday, February 9, 2015 by Ibrahim

science
the process in which an animal's cells use oxygen and digested food molecules to release the energy in food is called 1. breathing 2. cellular respiration 3. diffusion*** 4. gas exchange
Monday, February 9, 2015 by Anonymous

science
A marathon race is 26.22 miles. How many kilometers do the runners run?
Monday, February 9, 2015 by kelly

engineering science n2
A stone with a mass of 6kg is thrown vertically upwards from the top of a building 35m high with a starting velocity of 20m/s. The time it will take to reach its maximum height
Monday, February 9, 2015 by mpume

Science
I am reviewing for a test and I don't know how to attempt this question. Could someone please work through this problem and then have the general steps that I need to take to solve the question? Here is the question: A rocket expels gases at a rate of 1.30 x 10^3 kg/s with...
Monday, February 9, 2015 by Baxter Reus

science
i need help with a reason for the season science lab of how earth orbits sun
Sunday, February 8, 2015 by selina

Science
I am reviewing for a test and I don't know how to attempt this question. Could someone please work through this problem and then have the general steps that I need to take to solve the question? Here is the question: A rocket expels gases at a rate of 1.30 x 10^3 kg/s with...
Sunday, February 8, 2015 by Baxter Reus

History
Which of the following types of institutions played a significant role in supporting and disseminating scientific knowledge in the 17th Century? (choose all that apply) a. scientific journals b. royal academies of science c. coffeehouses d. research universities
Sunday, February 8, 2015 by Lilly

science
write the formulea for combining sodium and water balance the equation
Sunday, February 8, 2015 by josiah

Science
What are some effects of predation?
Sunday, February 8, 2015 by Student

science
an electric water pump raises 500 kg of water through a vertical height of 25 m in 50 sec. Calculate the power of electric pump. Take g=10N/kg
Sunday, February 8, 2015 by Ayantika

science
A nail is driven into a board with an initial kinetic energy of 150 j. If the potential energy before and after the event is the same, what is the change in the internal energy of the board and nail?
Sunday, February 8, 2015 by nireen

Maths, consumer studies, CAT, life science,
Which careers can i persue with those subjects?
Sunday, February 8, 2015 by Kutullo

science
A solution of 0.200M NaOH (14.0 mL) is mixed with 42.4 mL of 0.170M HNO3. Assuming the final volume is the sum of the initial volumes, what is the molarity of Na+ cation and NO3- anion? I do not know where to start to solved for the molarity of the ions. Please help !
Saturday, February 7, 2015 by Jessica

Science
a child mass m slides down a slide 5 m high. the child speed at the bottom of the slide is 3 meters per second. what is the percent of mechanical energy the child has at the top of the slide. converted to kinetic energy
Saturday, February 7, 2015 by Dan

Physical Science
Here are some half-lives for different isotopes of bismuth (Bi): Bi-211 — 2.1 minutes Bi-212 — 60.6 minutes Bi-213 — 45.7 minutes Bi-214 — 19.9 minutes If there are 200 grams of one isotope of bismuth, and after 60.6 minutes there are 100 grams of bismuth, ...
Saturday, February 7, 2015 by jen

Engineering Science N4
An aircraft is at A and has to drop a bomb on target B. If the aircraft flies at 720km/h at a height of 2km, calculate how ahead from B the bomb will to be dropped.
Saturday, February 7, 2015 by EmpressPamela

science
what are the different types of infections that Ecoli causes?
Saturday, February 7, 2015 by sarah

Science
1.What is the genetic code? (1 point) The order of amino acids in proteins makes up the genetic code. The order of amino acids in mRNA makes up the genetic code. The order of nitrogen bases in tRNA makes up the genetic code. The order of nitrogen bases in DNA makes up the ...
Saturday, February 7, 2015 by Ruby :)

Science
California's volcanoes formed as the result of what type of plate boundary?
Friday, February 6, 2015 by Claire

Science
To determine the acceleration of an object moving in a straight line, you must calculate the change in its stored during each unit of A. Velocity. B. Time. C. Motion. D. Deceleration. Is the answer B? Thank you
Friday, February 6, 2015 by Callie

Physical science
A 70-kg man and a 50-kg woman are in a 60-kg boat when its’ motor fails. The man dives into the water with a horizontal speed of 3 m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1 m/s? If not, can the woman ...
Friday, February 6, 2015 by Michelle

Maths, Life Science, Geography, Business Studies
What career opportunities are open for me regarding the above subjects?
Friday, February 6, 2015 by Alison

Science
Given the following balanced equation, determine the rate of reaction with respect to [O2]. 2 SO2(g) + O2(g) → 2 SO3(g)
Thursday, February 5, 2015 by Rose

Science
If the concentration of AgCl drops from 1.000 M to 0.655 M in the first 30.0 s of the reaction, what is the average rate of reaction over this time interval?
Thursday, February 5, 2015 by Rose

science
A healthy human body maintains a temperature of about 37.00C. Explain how physical, chemical and nuclear processes all contribute, directly or indirectly, to keeping the human body at a constant temperature.
Thursday, February 5, 2015 by fay

science
A 4.50 g mass resting on a horizontal, frictionless surface is attached to one end of a spring; the other end of the spring is fixed to a wall. It takes 3.6J of work to compress the spring by 13.0 cm. If the spring is compressed, and the mass is released from rest. find a) the...
Thursday, February 5, 2015 by Peaches

Science
Does air pressure affect species survival?
Thursday, February 5, 2015 by Student

Science
2. Express your opinion about which of all the suggested ways of dealing with antibiotic resistance you think are the most important to pursue, support your opinions with reasons. I think this, don't use any antibiotics unless it's your only option, and if you have ...
Thursday, February 5, 2015 by Tris

Science - chemistry
Hi Im in year 7 and to get a level 6 we have to explain the big idea of energy. Our project is about the reation of iron and sulphur to make iron sulphide. We have been told to explain using the big idea of energy. pls help me asap!!!!
Thursday, February 5, 2015 by Lily

art
I need help with art please? (10 points) 1. Which exhibit would be the least likely choice for a museum specializing in European art? A. Renaissance Art B. Medieval religious panels C. Temple Art *** D. Baroque Art 2. A Chinese watercolor painting contains an image of a bird ...
Thursday, February 5, 2015 by Polly

Science
List some of the atmospheric conditions that might be described as weather? What is the purpose of weather on the earth?
Wednesday, February 4, 2015 by Daniela

Science
Why would a foam cup of hot cocoa stay hot
Wednesday, February 4, 2015 by Laiba

materials science
what are the two sources of electricity on the atoll of utrik that are not based on fossil fuels?
Wednesday, February 4, 2015 by Anonymous

science
an object was placed into a container of water. the arrow shows that thermal energy is flowing from the water to the object. what is a valid conclusion
Wednesday, February 4, 2015 by Anonymous

Science
Which of the following statements is true about a collision between two cars in the absence of outside forces? A. The total momentum after the collision is the same as the total before the collision. B. The total momentum after the collision is greater than the total momentum ...
Wednesday, February 4, 2015 by Callie

science
which of the following could not have happened as a pot of water boiled on the stove?(1 point)
Wednesday, February 4, 2015 by kayli

Science
1)What is the relationship between inertia and mass? 2)Jellyfish sometimes squeeze in the side of their bodies.This pushes a stream of water from the back end of their bodies,according to newtons third law of motion,How will this behavior affect the movement of the jelly fish...
Wednesday, February 4, 2015 by Anonymous

Science
After an avalanche, a huge block of stone slid down a mountain and landed in the middle of the road. People in the nearby town had a very difficult time moving it out of the road. The block of stone is difficult to move because A. It has a high amount of momentum. B. Has ...
Wednesday, February 4, 2015 by Callie

math lit, geography, life science,business studies
hey there! what career can do with math lit, geography, life science and business studies?
Wednesday, February 4, 2015 by mujtaba

Science
Which the following describes the relationship between mass and inertia? A. When there. Is more mass, there is less inertia. B. When there is less mass, there is more inertia. C. When there is more mass, there is more inertia. D. When there is no mass, there is more inertia. ...
Wednesday, February 4, 2015 by Callie

Science
According to Newton's third law of motion, if a rolling ball collides with a wall and exerts a force of 3 N on that wall, how much force does the wall exert back on the ball? A. 0 N B. 3 N C. 6 N D. 9 N Is the answer b?
Tuesday, February 3, 2015 by Callie

Science
Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s? A. A 71 kg lion running at 10 m/s. B. A 45 kg zebra running at 13 m/s. C. A 5,000 kg elephant walking at 1 m/s. D. A 61 kg zebra running at 8.0 m/s. Is the answer C? Thank you
Tuesday, February 3, 2015 by Callie

Science
Jellyfish sometimes squeeze the sides of their bodies. This pushes a stream of water from the back end of their bodies. According to Newton's third law of motion, how will this behavior affect the movement of the jellyfish? A. The jellyfish will move forward. B. The ...
Tuesday, February 3, 2015 by Callie

Science Project on African Elephant
What are the physical and behavioural adaptations of an african elephant with the danger and extinction of the african elephants????
Tuesday, February 3, 2015 by Wimbika

Science
Which of the following describes the relationship between friction and inertia? When there is more friction, there is less inertia. When there is less friction, there is more inertia. When there is more friction, there is more inertia. When there is no friction, there is more ...
Tuesday, February 3, 2015 by Callie

Science
long wings are dominant to short wings in fruit flies. make a punnett square to show the predicted outcome of a cross between two parents that have both alleles for wing length. what is the ratio of flies produced?
Tuesday, February 3, 2015 by Student

Science
What is the momentum of a 20.0 kg scooter traveling at 5.0 m/s? A. 4.00 kg m/s B. 20.0 kg m/s C. 25.0 kg m/s D. 100 kg m/s Is the answer D? Thank you
Tuesday, February 3, 2015 by Callie

Science Fair Project
Please help any tutors around, i really need help on what topic to choose, and my science fair is in February 16, 2015!!!!!! I just want to get a really good mark so i get an A in Science again this year in my report card. From a Student in need!!!Wimbika
Tuesday, February 3, 2015 by Wimbika

Science
Suppose the total momentum of two masses before a collision is 100 kg m/s. What is the total momentum of the two masses after they collide? A. 0 kg m/s B. 50 kg m/s C. 100 kg m/s D. 200 kg m/s Is the answer D? Thank you
Tuesday, February 3, 2015 by Callie

Physical Science
Identify these functions galvanometer step-up transformer electric motor generator electromagnet step-down transformer commutator
Tuesday, February 3, 2015 by Lindsey

science subject
write the structural formula of 2-methylpropane.2,2-dimethylpropane.1,2-​dichloroethane.2-chloro-3-methylpentane.​2-chloro-2-iodopropane.3,4,4-trimethyl-5​-proplynon-2-ene.
Tuesday, February 3, 2015 by barson

science 1 question
In which way does the circulatory system rely on the skeletal system? A. Glucose is secreted by compact bone as an energy source for blood. B. Spongy bone stores minerals needed by blood cells. C. Bones provide a source of oxygen to blood. D. Blood cells are produced in bone ...
Tuesday, February 3, 2015 by SkatingDJ

Earth Science
1.   What term is used to describe the process by which agents are carried from one place to another because of erosion?  A. Disposition B. Deposition C. Reposition D. Transplantation B?
Tuesday, February 3, 2015 by Sarah

Science
Two forces of 5N and 12N respectivley act on the same point. Show how you would determine the Magnitude of the resultant by using the Tail to head and Tail ti Tail methods and pythagoras theoram (13N)
Tuesday, February 3, 2015 by Lindelwa sbiya

Computers
1. What does the term "fair-use exception" mean? (1 point) to use only material that has never been published the ability to use material made by others for educational purposes an exception to copyright restrictions for images only Educational material is no longer ...
Tuesday, February 3, 2015 by Andre

computer
code for a program to display a payroll in C++ to calculate the salary and bonus % show the name, age and rank.
Tuesday, February 3, 2015 by abdul

science
Define buoyancy.state the factors on which buoyant force depends?
Tuesday, February 3, 2015 by saurav

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