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May 25, 2015

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science Ms. Sue?
Why did the following change occur? The snow that covered the ground all winter began to melt, temperatures rose, and flowers started to bloom. A. days became shorter B. the Earth tilted away from the sun C. the sun's rays became more concentrated D. Earth completed one ...
Thursday, January 15, 2015 at 2:07am

SCIENCE
ALuminum can be determined gravimetricaly by the reaction with solution of 8-hydroxyquinoline (C9H7NO3).The net ionic equation . A mass of 0.1248g of Al(C9H6NO)3 WAS obtained by precipitating all of the the Al3+ from a solution prepared by dissolving 1.8571g of a mineral. what...
Thursday, January 15, 2015 at 1:50am

computers
You have purchased an Apple desktop computer and want to set it up so that you can access your computer desktop when you are on the road. How might you do this? A. Install Remote Desktop for Apple on your desktop. B. Install Apple+ VPN on your desktop. C. Configure your ...
Wednesday, January 14, 2015 at 10:37pm

science
How much latent heat is needed to completely melt 368 gram ice cube?
Wednesday, January 14, 2015 at 10:06pm

Science
What genetic changes would you make to your food
Wednesday, January 14, 2015 at 10:00pm

science
what is the concentration of a solution made by mixing 22.0 g of salt with 200 mL of water? assume that the volume of the water does not change when the salt is added
Wednesday, January 14, 2015 at 9:08pm

science
I grand daughter has this fill in the blank: Electically__________ objects push or _____________ on other electrically charged objects. This produces___________. Please fill in the blanks please. Because we don't know... Thanks!!!!
Wednesday, January 14, 2015 at 7:13pm

science Help
How did the discovery of the electron change the atomic model? A.it disaproved the earlier idea of an indivisible atom. B.it confirm that atom are very tiny. C. It exposed fraudulent experiments conducted by unqualified scientists. D. It proved that atom are easier to see than...
Wednesday, January 14, 2015 at 5:53pm

Science
I need to know how much of a 2g sample of Technetium-99 would be left after 12 hours. The half life of Technetium-99 is 6 hours
Wednesday, January 14, 2015 at 4:24pm

Science
According to the fossil record shown, how did the Bighorn Basin environment change from 55.85 to 55.75 million years ago? Highlight the correct answer choice. (1 point) A. Over time, less plant life covered the basin. B. Over time, more plant life covered the basin. C. Over ...
Wednesday, January 14, 2015 at 3:43pm

Science
Hey I need help with my science paper I have to write a page or two on birth defects but I don't know any birth defects.
Wednesday, January 14, 2015 at 3:35pm

Science
A cat is walking down a sidewalk and spots a dog in a nearby yard. The cat starts to run in the opposit direction and then quickly climbs a tree. Which of the following changes most accurately describes the movement of the cat? A. Change in speed B. Cange in distance C. Change...
Wednesday, January 14, 2015 at 3:07pm

Science
1.A model train traveling at a constant speed around a circular trak has a constant velocity. True False**** 2.Which of the following would be affected if a soaring eagle changes direction but remained at a constant speed? A. Acceleration only B. Velocity only**** C. ...
Wednesday, January 14, 2015 at 2:49pm

science
One way the modern atomic model differs from Thomson’s atomic model is that electrons are no longer scattered throughout an atom’s positive matter like chocolate chips in cookie dough. Instead, each electron is outside of the nucleus occupying a specific... If new ...
Wednesday, January 14, 2015 at 2:47pm

Science
I am really having a hard time completing this question.. Punctuated equilibrium occurs over a relatively ______ period of time, usually as a result of a ________.
Wednesday, January 14, 2015 at 12:24pm

physica science
when will the resultant of the two vectors be at maximum when two forces of 5n and 7n act on an object?
Wednesday, January 14, 2015 at 10:02am

computer
Mention two instructional materials that can be prepared using a Microsoft word?
Wednesday, January 14, 2015 at 7:55am

computer
how can you use painting and drawing to make the leaners better understand mathematics?
Wednesday, January 14, 2015 at 7:53am

Science
Why are phosphates rocks useful?
Wednesday, January 14, 2015 at 7:44am

Science
how is radiation different from convection and conduction? Radiation can travel through solids is what i'm thinking.
Wednesday, January 14, 2015 at 12:07am

science
What is Eugenics and what were the goals and policies of the American Eugenics movement?
Tuesday, January 13, 2015 at 10:47pm

science
In the past, what makes someone or a group of people considered to be "unfit" members of society?
Tuesday, January 13, 2015 at 10:40pm

Science
Describe genetic engineering on a cellular level. In other words, what exactly takes place during genetic engineering that inserts a trait into an organism that did not have that trait before? Give an example
Tuesday, January 13, 2015 at 10:36pm

Science
In the past, what makes someone or a group of people considered to be "unfit" members of society?
Tuesday, January 13, 2015 at 10:30pm

science
which statement is true about the following molecule
Tuesday, January 13, 2015 at 9:53pm

science
homozygous line of normal-hearing dogs was crossed with a homozygous line of deaf dogs. F1 and F2 generations were produced. What percent of F1 generation is expected to have normal hearing? What is a phenoeyeic ratio of the F2 generation?
Tuesday, January 13, 2015 at 9:26pm

Science
a common recessive trait in dogs is deafness. homozygous line of normal-hearing dogs was crossed with a homozygous line of deaf dogs. F1 and F2 generations were produced. What % of F1 generation is expected to have normal hearing? What is a phenoeyeic ratio of the F2 generation?
Tuesday, January 13, 2015 at 9:21pm

Math
It takes Jaiden 5 and 3/4 hours to do her homework each week. It takes her 2 and 3/4 hours to complete her science and 1 and 1/2 hours to complete her math homework. How long does it take her to complete Social Studies homework? Use the numbers and symbols, listed below, to ...
Tuesday, January 13, 2015 at 8:57pm

science
Which systems move the human body? I heard there were the skeletal, nervous, and muscular system. ??
Tuesday, January 13, 2015 at 8:00pm

Science
If I push a book 1.5 m across the table using a constant for of 10 N, how much work do I do on the book?
Tuesday, January 13, 2015 at 7:18pm

Science
2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? A. An airplane flying acroos the sky. B. A car traveling next to you at the same speed you are traveling. C. A car traveling next to you at a faster speed than ...
Tuesday, January 13, 2015 at 5:29pm

science
Can you explain to me what happens to the energy when you do work? thanks
Tuesday, January 13, 2015 at 5:26pm

Science
Kilometers per hour describes the speed of an object. True False Is the answer True? Thank you
Tuesday, January 13, 2015 at 5:16pm

science
Which product we will get on reduction of ethanol?
Tuesday, January 13, 2015 at 10:38am

science
the area drained by a river and its tributaries is called its
Monday, January 12, 2015 at 9:59pm

science
Which cells do the authors identify as the ones most likely to hold the key to increased human longevity and vitality and how might this work? Describe one alternative to cloning that the authors mention.
Monday, January 12, 2015 at 9:14pm

Science
If a certain spring stretches 9.76811 cm when a load of 17.9936 N is suspended from it, how much will the spring stretch if it is cut in half and 65.8458 N is suspended from it? Answer in units of cm.
Monday, January 12, 2015 at 7:39pm

Science
Describe genetic engineering on a cellular level. In other words, what exactly takes place during genetic engineering that inserts a trait into an organism that did not have that trait before? Give an example.
Monday, January 12, 2015 at 5:22pm

science
A 5-kg cat accelerates at a rate of 2 m/s. What is the net force acting on the cat? a. 10 N b. 7 N c. 3 N d. 2.5 N
Monday, January 12, 2015 at 4:23pm

Science
Star athletes like Peyton Manning can travel to Europe to receive stem cell treatment that is not available in the US. What should be our general guidelines about this and other type’s experimental treatments?
Monday, January 12, 2015 at 4:04pm

science
i need help with more questions in the packet heres my question the poisonous gas hydrogen sulfide, H2S, can be neutralized with a base such as sodium hydroxide, NaOH. THE unbalanced equation for this reaction follows: NaOH(aq)+H2S(g)→Na2S(aq)+H2O(l) a student who was ...
Monday, January 12, 2015 at 1:56pm

Science
Explain the motion of a baseball and the forces acting upon it as it leaves the pitcher’s hand and travels toward the batter at home plate. Identify the term applied to this type of motion.
Monday, January 12, 2015 at 1:31pm

science
i need help with a packet that im struggling with my questions are write the total number of atoms present for the following questions: a. 4SO2 now i tried and got 8O'S and 1S b. 8O2 i tried and got 16 all together c. 3Al2(SO4)3 i tried and got 6Al, 3S, and 12O my next ...
Monday, January 12, 2015 at 1:25pm

Science please help thx
Convection cells are created by very hot material deep in the mantle rising, then cooling, sinking again and repeating the cycle. This process occurs because of the uneven distribution of ? Within the earth? Please fill in the question mark with a answer. a. Crystal plates B. ...
Monday, January 12, 2015 at 11:24am

Science please help
Some of the water flows over the dam and is converted to energy, some water evaporates into the air. What spheres does the water, or hydrosphere interact with this example? a. Geosphere and atmosphere B. Atmosphere and biosphere C. Crysophere and atmosphere D. Asthenosphere ...
Monday, January 12, 2015 at 10:31am

Currently doing Math,life science,geography and ph
I am thinking of changing physical science and do business with math,life science,business and geography what career can i pursue?
Monday, January 12, 2015 at 9:40am

Science
What is the main method of heat transfer from the core to the crust of earth? A. Conduction B. Convection C. Radiation
Monday, January 12, 2015 at 9:21am

science
name four phylum under the five kingdoms
Monday, January 12, 2015 at 3:32am

Science
True or False: Tides are caused by the force of inertia from the sun and moon acting on earth.
Monday, January 12, 2015 at 12:16am

Science
What features of Western culture help lead people to believe in their primacy over nature?
Sunday, January 11, 2015 at 9:15pm

Human Resource Information System
Scenario: Castle’s Family Restaurant has eight restaurants in the northern California area with approximately 300–340 employees. Most of the employees are part time, with approximately 40% of them full time. The operations manager, Jay Morgan, also acts as the HR ...
Sunday, January 11, 2015 at 8:13pm

Currently doing Math,life science,geography and ph
I am thinking of changing physical science and do business with math,life science,business and geography what career can i pursue?
Sunday, January 11, 2015 at 5:53pm

science 1 question
When evolution was first proposed, which of the following was used as evidence to support the idea? A)observations of nature B)laboratory experiments C)extensive fossil collections D)genetic sequences Is it A or C??? I'm very torn between the two. pls help asap! i might ...
Sunday, January 11, 2015 at 10:10am

Science And Technology Engineering Mathematics
Do you know some site where can I look for Science And Technology Engineering Mathematics books?
Sunday, January 11, 2015 at 2:56am

science 1 question
In a cladogram, a branch point represents a(n) _______ and a branch that ends without leading to a living species represents _______? a. common ancestor; extinction b. mutation; punctuated equilibrium c. extinct species; common ancestor d. common ancestor; speciation I think ...
Saturday, January 10, 2015 at 9:08pm

science
ways to help farmers increase agricultural productivity
Saturday, January 10, 2015 at 7:04pm

probability
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Saturday, January 10, 2015 at 5:31pm

science
if .38 kJ of heat is added to 19.6 grams of ice at -12.0 degrees celsius, what will be the final temperature?
Saturday, January 10, 2015 at 5:03pm

Maths lit,History,Life Science and B.S.
What career should I take with these subjects. Maths Lit, Business Studies , Life Science and History?
Saturday, January 10, 2015 at 12:26pm

political science
Do you think Indian middle class has strengthened or undermined democracy process in India?justify?
Saturday, January 10, 2015 at 5:18am

Intro to computers
You are shopping for a new computer. You see the memory listing as 1GBX4. What does that mean?
Friday, January 9, 2015 at 6:06pm

science
A quantity of steam (750 g) at 122°C is condensed, and the resulting water is frozen into ice at 0°C. How much heat was removed?
Friday, January 9, 2015 at 5:13pm

science
1 which of earths spheres contains most of its mass? A atmosphere B hydrosphere C geosphere* D biosphere 2 erosion and weathering are examples of which types of forces? A constructive forces B destructive forces* C gravitational forces D inertia-related forces 3 which of the ...
Friday, January 9, 2015 at 12:07pm

Algebra
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Friday, January 9, 2015 at 11:36am

Science - Please answer as soon as possible
Which of the following systems is not directly involved in the body's regulation of water. a. digestive b. muscular c. urinary d. integumentary
Friday, January 9, 2015 at 11:14am

science
Which of the following is true? ( a ) when plant is kept in sunlight ,photosynthesis and cellular respiration occurs. ( b ) when plant is kept in sunlight ,only photosynthesis occurs (c ) when plant is kept in dark place ,photosynthesis &cellular respiration don't occur
Friday, January 9, 2015 at 8:42am

science
Is there any stars between the Earth and the Moon?
Friday, January 9, 2015 at 1:45am

science
Which among the following is obtained by reduction of ethanol (a) ethanol (b) co2& O2 (c) methanol (d) all
Friday, January 9, 2015 at 1:22am

science
An inverted image of a candle is formed when kept in front of a convex mirror .If half lens is covered by an op equestrian material than how will the image be?
Friday, January 9, 2015 at 1:03am

science
Does the temperature of the water affect the reaction of a lava lamp? Does the size of the bottle affect how many blobs are produced of a lava lamp? Does the effect still work if the cap is put on the bottle of a lava lamp? Does the size of the tablet pieces affect the number ...
Thursday, January 8, 2015 at 8:20pm

Science
Is this equation balanced or unbalanced? H3PO4 and H4P2O7+H2) The first equation has 3 Hydrogen, 1 Phosphorus, and 4 Oxygen. HOw do you find the second equations Oxygen?
Thursday, January 8, 2015 at 8:20pm

Algebra
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
Thursday, January 8, 2015 at 7:59pm

computer and technology
It is important to verify internet source because. ----- choose that apply. A.the source should be written by real author. B.anyone can create a website and write false or inaccurate information on it c.you need to make sure it is owened by a government agency. D.websites can ...
Thursday, January 8, 2015 at 5:37pm

SCIENCE
CH4+O2>CO2+H2O
Thursday, January 8, 2015 at 4:41pm

SCIENCe
Consider a wetland ecosystem similar to the one shown in the image below. In this ecosystem are two species: a small fish species and a wading bird species that feeds on the small fish as its main source of food. Oxygen levels are a limiting factor.Suppose that the local ...
Thursday, January 8, 2015 at 4:38pm

SCIENCe
Consider a wetland ecosystem. In this ecosystem are two species: a small fish species and a wading bird species that feeds on the small fish as its main source of food. Oxygen levels are a limiting factor. Suppose that the local temperature changes in favor of greater oxygen ...
Thursday, January 8, 2015 at 4:33pm

General Chemistry Project Ideas?
Hi I'm a high school science teacher and I teach General Chemistry when we learn how chemistry relates to our everyday lives. Right now were learning about some common compounds. I need projects ideas regarding some common compounds relating to their everyday lives.
Thursday, January 8, 2015 at 4:09pm

science
which one of these are not used to power generators? A- wind B- moving water C- hot rocks under earth's surface D- static electricity
Thursday, January 8, 2015 at 4:01pm

science
Question 1 of 20 5.0 Points Which statement is correct? A. Both protists and fungi are eukaryotic. B. Both animals and fungi lack cell walls. C. Both plants and fungi undergo photosynthesis. D. Like some prokaryotes, fungi are autotrophic. any help??
Thursday, January 8, 2015 at 3:45pm

Useless Science Question
a bicyclist is in a 50-km race. She says she had an average velocity of 35. What is missing in the cyclist's velocity?
Thursday, January 8, 2015 at 2:13pm

science
what is the Half-life of strontium 90. Explain your work. Okay well I already know the answer is 28yrs but I just don't know how to explain it on how I got the answer... can you guys help me please! I need this done in 30 seconds..
Thursday, January 8, 2015 at 1:25pm

Science help please
Use the word bank below to answer the questions that follow: conservation carbon footprint decompose slower renewable biodegradable desertification fossil fuels aquaculture hydroelectric geothermal ozone land reclamation point decompose faster nuclear photochemical ...
Thursday, January 8, 2015 at 12:59pm

science
1. The Cenozoic Era is also referred to as the? A. Age of Mammals. B. Age of Fish. C. Age of Dinosaurs. D. First Era. 2. When new clay sediment is deposited on top of old beach material, it's known as? A. Transgression. B. Regression. C. Progression. D. Aggression. 3. ...
Thursday, January 8, 2015 at 12:34pm

science
home / homework help / questions and answers / science / physics / the temperature of an ideal gas at an initial pressure ... Question The temperature of an ideal gas at an initial pressure P1 and volume V1 is increased at constant volume until the pressure is doubled. The ...
Thursday, January 8, 2015 at 8:39am

science
Daniel is riding the giant drop at great america if Daniel free falls for 2.6 seconds?
Wednesday, January 7, 2015 at 10:06pm

Science
To lift an object weighing 21,000 N, how much force is needed on a piston with an area of 0.060 m2 if the platform being lifted has an area of 3.0 m2 ? If the weight is 21,000 N which is also a force and to find Buoyancy force then 3.0 m2 + .06 m2 = 3.6 m2 21,000/3.6 Im pretty...
Wednesday, January 7, 2015 at 9:25pm

Physical Science
An 80.00 kg man playing hockey catches a puck moving at 20 m/s. The man is initially at rest. The man and puck move together after the collision. The puck's mass is 0.16 kg. What is the final velocity? A. 13.6 m/s B. 0.04 m/s C. 1.36 m/s D. 4.0 m/s
Wednesday, January 7, 2015 at 9:22pm

Science
H2SO4. It's asking for the number of atoms and the total atoms. Do I just put 7 atoms for both questions?
Wednesday, January 7, 2015 at 9:09pm

Science
H2SO4. It's asking for the number of atoms and the total atoms. Do I just put 7 atoms for both questions?
Wednesday, January 7, 2015 at 5:35pm

Science quiz - Check answers?
1. Humans developed antibiotics to fight bacterial infections. However, some antibiotics are no longer effective in killing the bacteria they once killed. How does the theory of evolution explain this? a. The antibiotic mutated the bacteria, which allowed resistance to develop...
Wednesday, January 7, 2015 at 5:26pm

Science
1. Name the components of the respiratory system in the order incoming air would encounter them during breathing. trachea, pharynx, larynx, alveoli, bronchi bronchi, larynx, alveoli, trachea, pharynx larynx, trachea, bronchi, pharynx, alveoli pharynx, larynx, trachea, bronchi...
Wednesday, January 7, 2015 at 5:20pm

Science
When Marie Curie Isolated uranium from pitchable, she realized that the [itchable was more radioactive than the uranium she had extracted. What did she conclude about her observations? pitchblende itself is a radioactive element the pitchblende sample contained an unknown ...
Wednesday, January 7, 2015 at 5:11pm

Science
What was Henri Becquerel studying when he accidentally discovered radioactivity? Photography Properties of black light Properties of X-rays *** Solar energy
Wednesday, January 7, 2015 at 5:08pm

Science
IF the medium is changed, THEN the refraction of light will increase*** decrease
Wednesday, January 7, 2015 at 4:49pm

Science
How does a change in medium affect light?
Wednesday, January 7, 2015 at 4:48pm

English
Can someone check my my post? Thank you very much in advance. Franco At the end of the 19th century and the beginning of the 20th century, millions of people emigrated to the USA as they wanted to escape from poverty, unemployment, and political and religious persecution. Most...
Wednesday, January 7, 2015 at 2:23pm

Physical Science HELP
What and how do I balance this if it needs to be done? Help please Balance the equation, if necessary, for the reaction between zinc and iodine. Zn + I2 „_ 2ZnI2
Wednesday, January 7, 2015 at 12:49pm

Physical science
a mass of 10g of sodium nitrate is dissolved in 10ml of water at 80 degrees celsius, at what temperature will it start to precipitate?
Tuesday, January 6, 2015 at 9:10pm

science
Does the temperature of the water affect the reaction of a lava lamp? Does the size of the bottle affect how many blobs are produced of a lava lamp? Does the effect still work if the cap is put on the bottle of a lava lamp? Does the size of the tablet pieces affect the number ...
Tuesday, January 6, 2015 at 9:09pm

Science
I'm kinda in a rush but take your time!Thx! 1.What was Henri Becquerel studying when he accidentally discovered radioactivity? A.photography B.properties of black light C.properties of X-rays D.solar energy 2.When Marie Curie isolated uranium from pitchblende, she realized...
Tuesday, January 6, 2015 at 7:18pm

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Homework Help: Computers

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