Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

science
What are two organisms interacting with abiotic factors in the mono lake ecosystem?
Monday, November 12, 2012 at 7:54pm

science
How would your results have differed if you had over-titrated, i.e. added NaOH beyond the endpoint?
Monday, November 12, 2012 at 7:45pm

Education
Which of the following statements about the field of child development is correct? A. It’s devoted to understanding human constancy and change over the lifespan. B. It’s part of a larger, interdisciplinary field known as developmental science. C. It focuses primarily...
Monday, November 12, 2012 at 7:13pm

English 8R - Homework Check
Last week in class we watch this movie Stand and Deliver (I hope most of you are familiar with this movie), it's base on a true story. For homework I have pick one of the following questions she gave us and write a well developed response that fully develops my ideas and ...
Monday, November 12, 2012 at 5:48pm

elementary
Hi, please help me .i don't have how to prepare that science project.how to make dolphins.how to prepare that project.can u please suggest me.
Monday, November 12, 2012 at 12:33pm

science
3. Which is a model of feeding relationships? (1 point) protein building food map food web sugar molecules
Monday, November 12, 2012 at 11:58am

science
why are some foods spicyer than others?
Monday, November 12, 2012 at 11:16am

science
Explain the Nitrogen cycle
Sunday, November 11, 2012 at 9:46pm

statistics
For which of the following situations would a repeated-measures research design be appropriate? a. comparing mathematical skills for girls versus boys at age 10 b. comparing pain tolerance with and without acupuncture needles c. comparing self-esteem for students who ...
Sunday, November 11, 2012 at 9:13pm

science
What is meant by depassivation of reinforcement? State the two main chemical attacks that lead to depassivation
Sunday, November 11, 2012 at 8:56pm

Earth Science
Explain the Earth's Cabon Cycle
Sunday, November 11, 2012 at 7:21pm

science
how much skin covers 1 of your alveoli?
Sunday, November 11, 2012 at 2:08pm

science
How much heat must a gram of water at 15°C lose to turn into ice at 0°C?
Sunday, November 11, 2012 at 1:00pm

Cultual Diversity
1.The instructional strategy that works best to give a child from a culturally different background a sence of security and mastery is: a. recounts b.repetion c.using an intermediary d.eventcasts 2.Young children are more likely to demonstrate early literacy skills where: a, ...
Sunday, November 11, 2012 at 12:59am

science
What does chlorophyll do for plants?
Saturday, November 10, 2012 at 9:21pm

physical science
A birthday candle 4 cm high is 10 cm from a converging lens whose focal length is 15 cm. Use a ray diagram on a suitable scale to find the location of the image, its height, and whether it is erect or inverted, real or virtual.
Saturday, November 10, 2012 at 5:14pm

science
About 70% of the human population can taste the bitter chemical phenylthiocarbamide (PTC), which is found in foods like broccoli. The allele, T, for tasting PTC is dominant over the allele, t, for not tasting it. Calculate the allele frequencies using the Hardy-Weinberg ...
Saturday, November 10, 2012 at 1:58pm

Computer
on C++, I want to make an operation like " 2x + y - z ", I wrote something like that but I can' t get the result, where is my mistake? Ty. #include <stdio.h> #include <stdlib.h> int main( void ) { char op; int x; int y; int z; int f; printf ("...
Saturday, November 10, 2012 at 1:01pm

Business Research
A data processing analyst for a research supplier finds that a preliminary computer run of survey results show that consumers love a client’s new product. The employee buys a large block of the client’s stock. Discuss the ethical ramifications of this decision. Which...
Saturday, November 10, 2012 at 10:16am

Science
Is this correct? In pea plants, the allele for green pods is G. The allele for yellow pods is g. In the offspring 27 (75 percent) had green pods and 9 (25 percent) had yellow pods. What are the parents genotypes? How do you know? The parents genotypes are GG and gg. Because ...
Saturday, November 10, 2012 at 10:13am

science
3. The relationship in which one species benefits and the other is unharmed is known as _____. (1 point) a niche commensalism mutualism parasitism 4. Population size is limited by all of the following except _____. (1 point) biotic factors abiotic factors competition none of ...
Saturday, November 10, 2012 at 9:54am

MIS
assume you have a computer that contains 2 GB memory . It contains four memory slots . Each slot can contain 128 MB,256 Mb,512 MB,1 GB or 2 GB memory modules. currently ,each slot contains a 512 MB memory module . Determine which of these combinations is the least expensive to...
Saturday, November 10, 2012 at 6:40am

mba
I have 128Mb,256MB,512MB,1GBmemory modules.which of these combinationsis the least expensive to upgrade my computer from 2GBto 8GB
Friday, November 9, 2012 at 3:05pm

1 question Science check answer
4. Which is NOT a true statement? a. Not all fats are bad for you. b. Fats can increase your risk for heart disease. c. Saturated fats are liquid at room temperature. d. Unsaturated fats come mainly from plant foods. my answer is C. I that right
Friday, November 9, 2012 at 12:15pm

Biology
hi! so for science we have to make an experiment on temperature. we have to base our experiment on the given materials (which include test tubes, aluminum foil, cotton, fan) i chose a fan and I'm thinking of doing an experiment on how the strength of wind affects body ...
Friday, November 9, 2012 at 8:50am

Science
What is the wavelength of a 600Hz sound wave ( assume the speed of sound is 340 m/s )?
Friday, November 9, 2012 at 12:19am

Q&A Check Please, science 7th grade
An impulse is sent from the motor neuron to a(n) _____. sensory neuron? In the part of the inner ear called the cochlea, receptors convert sound vibrations into nerve impulses. true? Involuntary actions are controlled by the ____. spinal cord? The __________ consists of all ...
Friday, November 9, 2012 at 12:07am

7th grade science help Ms. Sue please!
1. Most of the life of any cell is spent in a period of growth called _____. (1 point) interphase prophase telophase anaphase 2. Which of these is the part of the cell that contains hereditary material? (1 point) chromosome interphase mitosis embryo 3. The final stage of ...
Thursday, November 8, 2012 at 8:17pm

physical science
what are contibutions jj tomson made to the atomic theory and the experiment he conducted to find his dicovery
Thursday, November 8, 2012 at 7:15pm

science grade 7
Because pressure sensors are found deep in the dermis, they are not able to feel the difference between a little pressure and a lot of pressure. False?
Thursday, November 8, 2012 at 4:41pm

physical science
how far was a box moved if 558.6 joules of work was done when a force 126Newtons was exerted to move the box?
Thursday, November 8, 2012 at 4:01pm

Science
An echo is heard from a building 6 s after you blow the cars horn. How far away is the building?
Thursday, November 8, 2012 at 3:49pm

Physical Science
Compute the wavelength in air of ultrasound with a frequency of 50 kHz if the speed of sound is 344 m/s.
Thursday, November 8, 2012 at 3:41pm

science-please help due first thing tommorw
the same alkali(sodium hydroxide)can be found in both hair gel and oven cleaner.explain why it is safe to put hair gel on your skin, but not on oven cleaner. plz help!Be as acurate as possible and it has to be an outstanding scientific explanation.
Thursday, November 8, 2012 at 12:11pm

science
when the beaker of water is heated what will happen to the level of water in the tube. this thermometer would be no use to measure the temperature in the freezer.write 2 sentences to explain why
Thursday, November 8, 2012 at 11:39am

Science- Chemistry
How do I figure these out? A solution of sodium thiosulfate, Na2S2O3, is 0.1365 M. 29.28 mL of this solution reacts with 39.79 mL of I2 solution. What is the molarity of the I2 solution? 2(Na2S2O3) + I2↔Na2S4O6 + 2(NaI) 16.77 mL of the I2 solution from above is required...
Thursday, November 8, 2012 at 1:48am

physical science
Johniece jogs 7 feet then turns 90 degrees and jogs 2 feet. What is the distance and the displacement ?
Wednesday, November 7, 2012 at 11:09pm

science
Assume an average human cell has a cell cycle of 20 hours. Calculate how many cells there would be after 80 hours.
Wednesday, November 7, 2012 at 10:44pm

SCIENCE 9 URGENT!!
i wrote these questions before but no one helped me so im writing them again 1. a.) name the structures of the male reproductive system that sperm do not travel through. b.) what is the name given to these structures? 2. Name the other body system that the p e n i s is part of...
Wednesday, November 7, 2012 at 7:46pm

Physical Science Help, PLEASE!
A marine weather station reports that waves along the shore at 10 seconds apart. The frequency of the waves is?
Wednesday, November 7, 2012 at 7:22pm

Science 8R - Ms. Sue Please Help!!!!
Homework - Draw a cartoon that represent a solid, liquid, and a gas. I'm struggling with this assignment, please help me!!!!
Wednesday, November 7, 2012 at 6:56pm

science
Calculate the heat of combustion of this wax in kJ/mol. How much energy is produced per carbon? What is the limiting reagent? I have the Q=m*C*deltaT equation to be 10460.45 joules using 100.1 grams C25H52, 25 degrees C, and 4.18 J/gC. I don't know how to find how much ...
Wednesday, November 7, 2012 at 6:44pm

science
what does low pressure over land and high pressure over water form? A)a sea breeze C)global wind B)a land breeze D)a front My answer is A), am i right? if not please tell me why and your answer.
Wednesday, November 7, 2012 at 6:34pm

Science 9 PLEESE HELP
i need help on these questions so pleese help me! 1. a.) name the structures of the male reproductive system that sperm do not travel through. b.) what is the name given to these structures? 2. Name the other body system that the !@#$%^& is part of 3. why do males have 2 ...
Wednesday, November 7, 2012 at 6:18pm

Science
Many portable gas heaters and grills use propane, C3H8(g), as a fuel. Using standard enthalpies of formation, calculate the quantity of heat produced when 11.90 g of propane is completely combusted in air under standard conditions. I got -600 kj but its wrong
Wednesday, November 7, 2012 at 4:39pm

Science
A 50N- force was applied to a 10kg ball. Find the acceleration of the ball
Wednesday, November 7, 2012 at 3:13pm

Physics
A computer is reading data from a rotating CD-ROM. At a point that is 0.035 m from the center of the disc, the centripetal acceleration is 122 m/s2. What is the centripetal acceleration at a point that is 0.064 m from the center of the disc?
Wednesday, November 7, 2012 at 3:02pm

Science
What effect will decrese plant growth have on oxygen and carbon dioxide in the atmosphere?
Wednesday, November 7, 2012 at 1:49pm

science
How do I draw a diagram showing how ear defenders work?
Wednesday, November 7, 2012 at 12:51pm

science- geology
I have to draw a topographical map on poster board of an imaginary island. It must have 2 mountains, 12 MI apart, one with a benchmark of 1510 ft and the other of 1075 ft. We must include 2 streams, one that flows down the larger lake into the ocean, the other must flow in and...
Wednesday, November 7, 2012 at 10:44am

science
calculate the number of molecules in 200 gm of caco3.
Wednesday, November 7, 2012 at 3:32am

Physical Science
A truck whose bed is 2.5m long, 1.5m wide, and 1m high is delivering sand to a construction site. How many trips must the truck make to deliver 7? cubic meters of sand? Plese explain your answer.
Wednesday, November 7, 2012 at 1:02am

science
How much total work is done by 450-N girl who lifts a 52-N backpack 1.2m to her shoulders and then climbs a ladder 3.0m high?
Wednesday, November 7, 2012 at 12:20am

Science
The "resistant" threshold for gemifloxacin is >1 mg/L while the "resistant" threshold for sulfamethoxazole is >512 mg/L. Explain why there might be this great disparity of values in resistance thresholds (512-fold) for each antibiotic ...
Tuesday, November 6, 2012 at 11:11pm

Science
The products of the reaction between zinc and sulfuric acid are zinc sulfate, hydrogen sulfide, and water. Balance the equation using the electron-transfer method.
Tuesday, November 6, 2012 at 9:32pm

Science
Why are dog fleas more successful parasites than bacteria that causes deadly diseases?
Tuesday, November 6, 2012 at 8:19pm

Science
A 52kg tricyle left a child's yard at 3m/52. What is its force ?
Tuesday, November 6, 2012 at 8:10pm

Science
Waht animals are in the Nile Delta? I already have crocodile & hippo. I need 1 more mammal, a type of fish, and an insect.
Tuesday, November 6, 2012 at 5:45pm

science
what property must a substance have if you want to use the substance to make an aqueous solution
Tuesday, November 6, 2012 at 5:41pm

computer science
x is a 16 bit register and x = 8395h. what is the result of the following operation in hexadecimal notation? a: shr(x) b: cil(X) c: ashl(x) d: dshr(x)
Tuesday, November 6, 2012 at 5:33pm

computer science
write RTL code for the following 1 bit transition and draw the corresponding logic circuit using D flip-flops: a) if a=1 then copy X to W; other wise copy X to Z b)if a =1 then copy Yto X; other wise copy Y' to X.
Tuesday, November 6, 2012 at 5:30pm

physical science
A 30.0kg child standing from rest slides down a water slide with a vertical height of 10.0m. What is the childs speed (a)halfway down he slides vertical distance and (b)three-fourths of the way down? (Neglect friction?
Tuesday, November 6, 2012 at 2:54pm

Science
2. Which statement is true of P-waves? a. They travel the fastest through rocks. b. They vibrate at 90° to the wave motion. c. They are last to reach the epicenter. d. They are the most damaging. 4. When rocks break, they cause _____ that move throughout the surrounding ...
Tuesday, November 6, 2012 at 2:49pm

science
The density of a substance with a mass of 90g is 2 g/cm cubed. What is the volume?
Tuesday, November 6, 2012 at 11:04am

accounting
Analyze and record, in the form of T Accounts, Mr. James' transactions: Jan 1: Amount invested in the business $10,000 Jan 7: Bought equipment for $500 Jan 9: Bought office furniture with $2,000 cash Jan 10: Bought materials with $2,000 cash Jan 17: Sold part of equipment...
Tuesday, November 6, 2012 at 10:53am

Science- chemistry
After extraction with bicarbonate in which layer is the benzoic acid?
Tuesday, November 6, 2012 at 10:29am

science
Two blocks of different temperatures are brought together. Block A is a 360.0-kg block is made of Material X which has a temperature-dependent specific heat. Its initial temperature is TA = 200.0¡ã C. Block B is a 1000.0-kg iron block with an initial temperature ...
Tuesday, November 6, 2012 at 7:41am

Computer Science
Overview The purpose of the assignment is to develop a basic understanding and skills programming of input/output ports and device polling. The assignment examines hardware polled input from a push button. Assignment 1 The assignment is based on the flashing LED of the MSP430 ...
Monday, November 5, 2012 at 10:54pm

science
Air's capacity to hold water vapor (the maximum amount of water that an air mass can dissolve)
Monday, November 5, 2012 at 10:10pm

science
A power of 200 kW is delivered by power lines with 48,000 V difference between them. Calculate the current, in amps, in these lines.
Monday, November 5, 2012 at 9:10pm

Physical Science Help!
A transformer has 25 turns in the primary coil and 200 turns in the secondary coil. If 12 V is connected to the primary coil and a 20-Ù device is connected to the secondary coil, calculate the current in Amperes passing through the device
Monday, November 5, 2012 at 8:57pm

science chemistry
1000g of a 55%(mass percentage) nitric acid solution is to be diluted to 20%(mass percentage) nitric acid solution.how many liters of water should be added to the starting solution?
Monday, November 5, 2012 at 6:38pm

Physics
A laptop computer requires 24 volts to operate properly. A transformer with 500 turns in the primary needs to have how many turns in the secondary to operate the computer from a 120 V source?
Monday, November 5, 2012 at 5:59pm

Science
Please drwls solve it for me two equal charges of magnitude 0.00000000032 is placed in an electric field. calculate the force of attraction between them
Monday, November 5, 2012 at 5:44am

Science
Two charges of magnitude 0.00000000032 is placed in an electric field. calculate the force of attraction between them
Monday, November 5, 2012 at 5:21am

science
50 ml of ZnSO4 solution was transferred to a mercury cathode and enough solid potassium nitrate is added to make the solution 0.1 M in KNO3. The electrolysis of Zn2+ is carried to completion of -1.3 V vs. SCE with the passage of 241 C of electricity. calculate the initial ...
Monday, November 5, 2012 at 4:46am

science
The recommended dosage of iodine-131 is 4.20 \mu {\rm Ci}/{\rm kg} of body mass. How many microcuries of iodine-131 are needed for a 58.0kg patient with hyperthyroidism?
Monday, November 5, 2012 at 2:32am

science
give an example of a physical stimulus for touch, sight, and hearing. name the organs this sense is associated with.
Sunday, November 4, 2012 at 10:21pm

Science (Microbiology)
The "resistant" threshold for gemifloxacin is >1 mg/L while the "resistant" threshold for sulfamethoxazole is >512 mg/L. Explain why there might be this great disparity of values in resistance thresholds (512-fold) for each antibiotic ...
Sunday, November 4, 2012 at 10:10pm

writing
PLEASE PROOF READ IT WILL BE DOUBLE SPACED WHEN I SUBMIT IT. In approximately 200–350 words, using compare/contrast strategies, discuss the benefits and/or advantages of shopping online, rather than shopping in a store. The Benefits of Online Shopping Rather Than ...
Sunday, November 4, 2012 at 7:44pm

7th grade science ASAP please!
1. Which of the following form the main components of our body cells? (1 point) carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. (1 point) water oxygen nitrogen carbon 3. Which of these is a ...
Sunday, November 4, 2012 at 7:40pm

Physic (algebra base)
I need help with one of my last hw problem can you help me? A magnetic computer disk with a 4.03 cm radius is initially at rest. A small dot is painted on the edge of the disk. The disk accelerates at 500 rad/s2 for 1.76 s. How many revolutions has the dot completed during ...
Sunday, November 4, 2012 at 2:03pm

science
How long would it take a radio wave with a frequency of 5.1 × 105 Hz to travel from Mars to Earth if the distance between the two planets is approximately 8.00 × 107 km?
Sunday, November 4, 2012 at 9:29am

Physical Science
When you do 100 J of work on the handle of a bicycle pump, the pump does 40 J of work pushing the air into the tire. What is the efficiency of the pump?
Saturday, November 3, 2012 at 8:58pm

Science
Full form of MRI
Saturday, November 3, 2012 at 8:29pm

Science
Which one of the following is incorrect at room temperature? a.Water is liquid at 1 atmosphere b.ozone is gas at 1 Atmosphere c.O4 EXISTS AT VERY HIGH PRESSURE d.CH4 IS LIQUID AT LOW PRESSURE
Saturday, November 3, 2012 at 7:49pm

SAT Essay
Assignment: Can knowledge be a burden rather than a benefit? Plan and write an essay in which you develop your point of view on this issue. Support your position with reasoning and examples taken from your reading, studies, experiences, or observations Essay: Knowledge can ...
Saturday, November 3, 2012 at 7:14pm

Computer Science
Question #1. 1. Say that L is regular over 0, 1. Is the set, {x|x = 0y,y ∈L } also regular? 2. For two regular languages (a) Is M*L=L*M for any alphabet? (b) Is it true if the alphabet is only {0,1}? (c) Is it true if the alphabet is only {0}? 3. If L is regular, is the ...
Saturday, November 3, 2012 at 11:32am

7th grade science Ms. Sue please check
Hi! Can you check my answers please and I need help on 4 and 5 I cannot find the answers!!!! Please help! 2. _____ transports materials within a cell and between cells and makes up ______ percent of most organisms. (1 point) Fat; 60 Protein; 40 Sugar; 75 Water; 50 3. Which of ...
Friday, November 2, 2012 at 11:08pm

7th grade science Ms. Sue pleae only 1 question
1. Gene therapy research uses _______ to alter defective hereditary material. (1 point) bacteria cells interferons viruses Is the answer viruses? Or maybe its cells?
Friday, November 2, 2012 at 10:56pm

Science
1. Who is an oncologist ? 2. Allergic reactions are caused by antibodies of which group?
Friday, November 2, 2012 at 9:24pm

Science
Choose the CORRECT statement concerning blood vessels. A. Venules control blood flow through capillaries B.Arterioles drain blood from capillaries. C.Veins have thinner walls, but more valves than arteries. D.Nutrient exchange may occur along arterial vessels. E. All of the ...
Friday, November 2, 2012 at 8:08pm

Science
A mixture is prepared by adding 100 ml of 0.10M Na2CrO4 to 100.ml of ).10 N AgNO3. A precipitate forms in this mixture. The precipitate is separated from the mixture by filtration. Question: What quantity of solid product is produced?
Friday, November 2, 2012 at 6:47pm

science(reading)
"he proved the existence of neutrons - elementary particles devoid of any electrical charge. In contrast with the helium nuclei (alpha rays) which are charged, and therefore repelled by the considerable electrical forces present in the nuclei of heavy atoms, this new tool...
Friday, November 2, 2012 at 5:07pm

personal statement
this is my personal statement. plese check my grammar and what other stuff i can add or remove? thanks Ever since I was a little kid and till a year ago, I really didn’t know what I wanted to be in life. I imagined myself to be a teacher when I was 8 years old. As I grew ...
Friday, November 2, 2012 at 2:54pm

Science
How does the discovery of seafloor spreading help to explain the mechanism behind why plates move? Explain your answer.
Friday, November 2, 2012 at 1:35pm

statistics
The purchasing department has suggested that all new computer monitors for your company should be a new design. You want data to assure you that employees will like the new monitors. The next 20 employees needing a new computer are the subjects for an experiment. (a) Label the...
Friday, November 2, 2012 at 3:45am

pe
pe and science objectives
Friday, November 2, 2012 at 3:15am

statistics
the monthly sales at a computer store have mean of $25,000 and a standard deviation of $4,000. profits are calculated by multiplying sales ny 30% and subtracting fixed cost of $60,000. find the mean and standard deviation of monthly profit
Thursday, November 1, 2012 at 11:02pm

Science
Use Dr.Vents results. Examine the graph . To increase the solubility , would you increase or decrease the temperature .
Thursday, November 1, 2012 at 8:51pm

Science
If 200ml of water were used instead of 100ml,how many grams of the compound would dissolve at 40c
Thursday, November 1, 2012 at 8:38pm

Science
Each student is pulling with a force of 10 newtons
Thursday, November 1, 2012 at 7:47pm

science
although each place on earth has its own climate,they can be grouped based on certain overall characteristics.what are the keys factors that scientist use to determine the climate of a particular place
Thursday, November 1, 2012 at 5:31pm

science
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
Thursday, November 1, 2012 at 2:15pm

Science- Please Help
Is sledding done better when the air temperate is 25 degrees Fahrenheit or 0 degrees Fahrenheit? Why?
Thursday, November 1, 2012 at 12:34pm

Science- Please Help
If glaciers worldwide were to melt, would temperature around the glacier rise, fall or remain the same as the glacier was melting?
Thursday, November 1, 2012 at 12:33pm

elementary
please give me response.i don't have any idea from this science project. research graphic organizer we select dolphin.how to prepare that dolphin.which one is the best thing.can u explaine me
Thursday, November 1, 2012 at 11:35am

science
i mean how is an franken storm form
Wednesday, October 31, 2012 at 8:01pm

science
how is the menan buttes likely to look in future geologic ages
Wednesday, October 31, 2012 at 7:55pm

science
when phenolphthalein is added to ammonium hydroxide the color of the final solution is pink?
Wednesday, October 31, 2012 at 7:37pm

Science
Describe the steps in the process by which nitrogen from fertilizer used on farmlands located many miles away ends up in the Mississippi River
Wednesday, October 31, 2012 at 4:48pm

science
what is a ph scale? what is a acid? what is alkalis? what acid and alkais can you find around the house? (put pictures to go with this). when u are giving an explanation of what ph scale, acid and alkalis mean plz be as clear as possibe, use understandable low and simple ...
Wednesday, October 31, 2012 at 9:43am

Computer Science
Given three Strings, str1, str2 and str3, return the longest String. If all three Strings have the same length, return "same". There will not be a tie between two longest Strings. longestString("apple", "banana", "pear") → "...
Tuesday, October 30, 2012 at 11:18pm

science
presto abracadabra, first one then another. who am i?
Tuesday, October 30, 2012 at 8:37pm

science
Which of the following has the greatest effect on the formation of rain or snow? A)cloud cover C)air pressure B)humidity D)temperature My answer is C) am i right, if not please tell me what you got.
Tuesday, October 30, 2012 at 8:24pm

science(please help)
Which of the following has the greatest effect on the formation of rain or snow? A)cloud cover C)air pressure B)humidity D)temperature My answer is C) am i right, if not please tell me what you got.
Tuesday, October 30, 2012 at 7:37pm

Computer Science
public class RandomPhoneNumber { public static void main(String[] args) { int num1=(int)(Math.random()*7); int num2=(int)(Math.random()*7); int num3=(int)(Math.random()*7); int set1=(int)(100+Math.random()*642); int set2=(int)(1000+Math.random()*8000); System.out.println("...
Tuesday, October 30, 2012 at 6:35pm

science
umm is all light energy from the sun?Explain<-----i hate that when you have to explaim=n
Tuesday, October 30, 2012 at 5:23pm

science
If Wire A has a poterntial difference of 50V across it and carries a current of 2A. Wire B has a potential difference of 100V across it and also carries a current of 2A. Compare the resistances, rate of flow of charge, and rate of flow of energy in the two wires?
Tuesday, October 30, 2012 at 1:39pm

science
If the pressure of 20.0 mL of a gas sample is increased by 4 times and the absolute temperature is doubled, what is the new volume?
Tuesday, October 30, 2012 at 12:41pm

science
At a pressure of 2.00 atm, a sample of air consists of 0.20 moles of nitrogen, 0.65 moles of oxygen and 0.15 moles of argon. What is the partial pressure of the oxygen?
Tuesday, October 30, 2012 at 12:37pm

science
a temperature and pressure of 23.5°C and 1.05 atm, determine the volume of sulfur dioxide produced when 150.0 g of dihydrogen sulfide react in excess oxygen.
Tuesday, October 30, 2012 at 12:33pm

science
what is the force between two coaxially charged ring separated with distance 'd'? radius of both ring = 'R'
Tuesday, October 30, 2012 at 2:33am

science
what is the force between two coaxially charged ring separated with distance 'd'? radius of both ring = 'R'
Tuesday, October 30, 2012 at 2:31am

computer science
Python 3 For this option, you will first ask "how many rows?", and get a positive integer from them. Next, you will ask "how many columns?", and get another positive integer from them. The next step is to ask for an alignment of each column. They will enter...
Monday, October 29, 2012 at 11:00pm

math
Jennifer's scores on her first four science tests were 85, 76, 89 and 92. What score must she make on the fifth test to have the mean of the five tests equal 85?
Monday, October 29, 2012 at 10:09pm

Science
While traveling along a highway a driver slows from 24 m/s to 15 m/s in 12 seconds. What is the automobile's acceleration? How would I show the work and find this answer?
Monday, October 29, 2012 at 8:51pm

Physical science
Which is not an example of acceleration? a) A person jogging at 3m/s along a winding path b) A car stopped at stop sign c) A cheetah running 27m/s east d) A plane taking off
Monday, October 29, 2012 at 8:46pm

SCIENCE
Identify the primary biological foundations of psychology linked to behavior.
Monday, October 29, 2012 at 8:25pm

science
how many atoms of magnesium are in the magnesium molecule?
Monday, October 29, 2012 at 8:20pm

Senses- Science Grade 7
The semicircular canals sends impulses to the cerebellum? If false what is the correct answer? I do not know.
Monday, October 29, 2012 at 7:42pm

science
Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason. Question 2. : Relate their structure of a neuron to the anatomy of ...
Monday, October 29, 2012 at 7:08pm

Science
Name 4 animals that are different species. Cat Rabbit Sheep Elephant
Monday, October 29, 2012 at 6:09pm

science
What is a good way to study science? To be more specific Bellwork quizzes?
Monday, October 29, 2012 at 6:05pm

science
the distance from the earth to the moon is 240000 miles. if the speed of light is 2.998 x 10^8 meters per second, how long does it take for light reflected from the moon to reach our planet?
Monday, October 29, 2012 at 4:54pm

science
Relate their structure of a neuron to the anatomy of the cerebral cortex and spinal cord. Be sure to discuss the locations of soma, axons, dendrites, and supportive cells in each area.
Monday, October 29, 2012 at 3:39pm

science
2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason
Monday, October 29, 2012 at 3:38pm

science grade 7
-80 decibels more than or less than -20 decibels??
Monday, October 29, 2012 at 3:58am

Science- physics
A 10 kg lawnmower is pushed along by a force applied at a 20* angle to the horizontal. If the mower accelerates at 3.4 m/s what is this force?
Sunday, October 28, 2012 at 11:35pm

Science
Sustainable development can be viewed as a compromise between which two groups? a) Those who value the environment and those who value economic development b) Those who value human rights and those who value animal rights c) Those who value economic development and those who ...
Sunday, October 28, 2012 at 8:57pm

science
High pressure systems are regions where air moves downward usually a few or no clouds form in this condition. Where r strongest winds found/
Sunday, October 28, 2012 at 6:20pm

science
Why do clouds form behind the moving cold front?
Sunday, October 28, 2012 at 6:18pm

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