Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science-Greenhouse Effect
Described the greenhouse effect using the big idea of energy transfer?....PLease answer ASAP
Tuesday, April 23, 2013 at 6:42am

Science/DUE TODAY
please help!!! quick!!! How is a polar bear adapted to living in a desert? (behavioural and physical)!!! write something that is a good answer and that i can understand.
Tuesday, April 23, 2013 at 2:28am

science
what is the product when barrium chloride react with ammonium dichromate?
Tuesday, April 23, 2013 at 1:11am

Math
System A has a 10% chance of being "down", while system B has a 5% chance of being "down". What is the probability that: 1) Neither computer system will be operational. 2) Both computer systems will be operational. Thanks!
Tuesday, April 23, 2013 at 1:06am

Science
How do I calculate between the race of two automobiles in kilometer speed this is a 8th grade science question
Monday, April 22, 2013 at 10:09pm

constitution/essay
Write your paper about a hypothetical proposal that is before the elected school board for the public schools in your city. The proposal stirs deep controversy in the community. Opponents claim that it would violate the Constitution’s prohibition against an “...
Monday, April 22, 2013 at 7:13pm

science
If the current in a wire is at 0.5 A and the voltage is measured at 100 volts, what is the resistance in the wire? Show all work and include the proper units.
Monday, April 22, 2013 at 5:53pm

psychology
what makes social psychology unique in terms of social science
Monday, April 22, 2013 at 5:36pm

science
Explain how heat is transferred between a hot and a cold object by conduction — for example, a warm foot on a cold floor.
Monday, April 22, 2013 at 3:27pm

english
(1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade science, I have some experience with the faces and ...
Monday, April 22, 2013 at 1:30pm

Agricultural science
What are the important features of a building which could be used as a milking shed (parlour),diary (milk room) and food store to ensure production of clean fresh milk?
Monday, April 22, 2013 at 1:02pm

Physics
Visitors at a science museum are invited to sit in a chair to the right of a full-length diverging lens (f1 = -3.3 m) and observe a friend sitting in a second chair, 1.94 m to the left of the lens. The visitor then presses a button and a converging lens (f2 = 4.36 m) rises ...
Monday, April 22, 2013 at 1:02pm

Science Help! Ms. Sue Please!
8. Which of the following explains why the chemical products from a reaction have a different mass than the chemicals at the beginning? The products are heavier and sink. The products are lighter and rise. The products are a gas and escape into the air. The products are a ...
Monday, April 22, 2013 at 12:20pm

agricultural science
outline and explain the objectives of fencing a farm?
Monday, April 22, 2013 at 9:02am

science
comets orbit the sun in a what pattern
Sunday, April 21, 2013 at 8:18pm

Science
When will an object float on a fluid's surface? My answer: An object will float on a fluid's surface if only the object is less dense than the fluid?
Sunday, April 21, 2013 at 7:35pm

Physical Science
When will an object float on a fluid's surface? My answer: An object will float on a fluid's surface if only the object is less dense than the fluid?
Sunday, April 21, 2013 at 7:10pm

Computer Programming
I am trying to put the following in Python Code. I know how to do it mathematically, but code - not sure where to start. A state creates license plates that each contain two letters followed by three digits. The first letter must be a vowel ( A, E, I, O, U ) and duplicate ...
Sunday, April 21, 2013 at 5:19pm

Science
Joe pushes a lawn mower four times as far as Mary while exerting only half the force, who does more work? And by how much?
Sunday, April 21, 2013 at 3:58pm

Science
Are the ions of a metal very different from the atoms of a metal?
Sunday, April 21, 2013 at 3:07pm

Science
Doe sodium chloride completely dissolve,partially dissolves or insoluble
Sunday, April 21, 2013 at 11:40am

agricultural science
outline and explain the objectives of fencing a farmland?
Sunday, April 21, 2013 at 10:07am

agricultural science
outline and explain the objectives of fencing a farmland?
Sunday, April 21, 2013 at 10:02am

agricultural science
outline and explain the objectives of fencing a farmland?
Sunday, April 21, 2013 at 9:58am

Computer Science
What is the fastest way to compare two strings containing only numbers. eg: "3423492349328492343.939842903482304" "349832498234932.92384924893294343" There can be at max 20 numbers before and after the decimal place. The majority will be ...
Sunday, April 21, 2013 at 1:07am

8th grade science
the question is: "The absolute magnitude of a star is -12.. How would you describe its brightness?"
Saturday, April 20, 2013 at 8:09pm

Agricultural science
Describe how a farmer would maintain a laying flock in one of the systems you have named and use these headings:Housing,Feeding,and Maintenance of Health.
Saturday, April 20, 2013 at 11:19am

Agricultural science
From your research on poultry farming,name one intensive and one extensive system of poultry keeping(farming).
Saturday, April 20, 2013 at 11:12am

Agriculral science
Explain how any three of these records should be used to improve management.
Saturday, April 20, 2013 at 11:09am

Agricultural science
State and explain what records should be kept for the efficient management of a dairy herd.
Saturday, April 20, 2013 at 11:04am

Agricultural science
What are the important features of a building which could be used as a milking shed(parlour),dairy(milk room)and food store to ensure production of clean fresh milk?
Saturday, April 20, 2013 at 11:00am

Agricultural science
Draw a diagram to show the arrangement of poles at a corner or where a fence changes direction.
Saturday, April 20, 2013 at 10:55am

Agricultural science
What types of fences can be used?
Saturday, April 20, 2013 at 10:50am

Agricultural science
Outline and explain the objectives of fencing a farmland
Saturday, April 20, 2013 at 10:46am

Agricultural science
Outline and explain the objectives of fencing a farmland.
Saturday, April 20, 2013 at 10:39am

science
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:22am

Physical science
To investigate whether the amount of heat produced will depend on an increase on the concentration of HCL when HCL reacts with an excess Zn
Saturday, April 20, 2013 at 8:38am

Agricultural science
Outline and explain the objectives of fencing a farmland.
Saturday, April 20, 2013 at 8:11am

science
find out the volume of 0.05M HCL requred, in ml,in order to neutralise 0.2M Naoh of 40 ml.
Friday, April 19, 2013 at 10:07pm

Science
NEED HELP PLEASE THANK U U R NICE :) Describe how burning fossil fuels has created an imbalance in the carbon cycle. Most people drive cars and heat their homes with petroleum, coal, or natural gas. Why is it important to find alternatives for these sources of energy? What are...
Friday, April 19, 2013 at 7:11pm

science
suppose you are standing on a sidewalk . describe your motion relative to the car and the plane
Friday, April 19, 2013 at 7:01pm

Science
Which of the following is true about an object that floats in water? (1 point) The object is less dense than frozen water. The mass of the object is less than that of water. The density of the object is less than that of water. The volume of the water is greater than the ...
Friday, April 19, 2013 at 6:47pm

Science
Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the release of energy
Friday, April 19, 2013 at 6:46pm

Science
1. Density is the relationship between ____. (1 point)
Friday, April 19, 2013 at 6:46pm

SCIENCE???????/
a region has a geothermal gradient of 180 ˚C km^-1.what type of metamorphism will occur at a pressure of 1.2×10^8 pa? answer the question by completing the sentence below. In these condition there would be ........??? metamorphism. I would appreciate if someone ...
Friday, April 19, 2013 at 4:24pm

Science
A period of inactivity in the summer months due to the hot, dry weather is called _______ and is a(n) _______ adaptation.
Friday, April 19, 2013 at 3:13pm

Science
An electromagnet is ____. A. a permanent magnet B. made with bar magnets C. able to attract all metal substances D. only operating when the current is on I think it is D..?
Friday, April 19, 2013 at 2:56pm

Science speed help
Explain how heat is transferred between a hot and a cold object by conduction — for example, a warm foot on a cold floor.
Friday, April 19, 2013 at 2:39pm

Science-Chemistry
Methyl amine is a weak base with a pKb=3.35. Consider the titration of 30.0mL of .030M of Methyl amine with 0.025M HCl. a) Write the appropriate equation for the reaction. b) Calculate K for the reaction in part (a). c) Calculate pH of the initial methyl amine solution (0mL ...
Friday, April 19, 2013 at 11:44am

science
Is the speed of light decreasing? I've heard It is.
Friday, April 19, 2013 at 11:11am

Science
How to report an experiment of Specific heat of a liquid.
Friday, April 19, 2013 at 9:54am

Math
The value of a computer bought in 1998 decreases as time passes. Two years after the computer was bought, it was worth $2,600. Five years after it was bought, it was worth $2,000. If the relationship between number of years past 1998 and value of the computer is linear, write ...
Friday, April 19, 2013 at 9:48am

Science
What is one reason that there are more evergreen trees in the Rocky Mountain range, instead of deciduous trees?
Thursday, April 18, 2013 at 11:57pm

Science
For an Indian Youth Environment camp essay why should someone be chosen to go?
Thursday, April 18, 2013 at 10:49pm

science
How long does it take to prepare 4.00 g of Al by electrolysis of Al2O3 using a current of 2.50 ampere?
Thursday, April 18, 2013 at 10:32pm

computer-assisted legal research part 2
what is ascii text?
Thursday, April 18, 2013 at 10:02pm

science
even in multicell organisms (ex: animals) events which occur in individual cell may have profound effects on their entire organism. Prove this with detail
Thursday, April 18, 2013 at 9:02pm

science
If 2.7 moles of copper metal was deposited from a solution of Cu(NO3)2, how many electrons were involved?
Thursday, April 18, 2013 at 8:48pm

chem/science
Please predict what will happen. Im not very good in chem. Iron metal and pb(NO3) Lead metal and Mg(9NO3)2 Copper metal and AL(NO3)3 Lead metal and AgNO3
Thursday, April 18, 2013 at 8:44pm

science
what is the purpose of meiosis
Thursday, April 18, 2013 at 7:42pm

science
what is the differnts between asexual and sexual reproduction
Thursday, April 18, 2013 at 7:38pm

Science
I am doing a project on blizzards and I am having a hard time trying to find 3 good interactive websites. Help please? Thanks!
Thursday, April 18, 2013 at 7:05pm

Algebra
The value of a computer bought in 1998 decreases as time passes. Two years after the computer was bought, it was worth $2,600. Five years after it was bought, it was worth $2,000. If the relationship between number of years past 1998 and value of the computer is linear, write ...
Thursday, April 18, 2013 at 4:38pm

SCIENCE///////////
a region has a geothermal gradient of 180 ˚C km^-1.what type of metamorphism will occur at a pressure of 1.2×10^8 pa? answer the question by completing the sentence below. In these condition there would be ........??? metamorphism. I would appreciate if someone ...
Thursday, April 18, 2013 at 4:10pm

science
What is the equatorial circumference of Saturn the planet example: (C=3.14 x radius x radius)
Thursday, April 18, 2013 at 2:38pm

Science(Chemistry)
Suppose that 23 mL of 0.6 M K2CrO4(aq) reacts with 13.7 mL of AgNO3(aq) completely. What mass of NaCl is needed to react completely with 38.5 mL of the same AgNO3 solution? Answer in units of g
Thursday, April 18, 2013 at 2:33pm

science
An atom emits a photon of wavelength 1.08 meters. What is the energy change occurring in the atom due to this emission? (Planck's constant is 6.626 × 10È³Ê joule seconds, the speed of light is 2.998 × 10§ m/s)
Thursday, April 18, 2013 at 1:58pm

science
how to prepare 24 μL of 5% H3BO3
Thursday, April 18, 2013 at 12:30am

science
What are the similarities between air masses and fronts?
Wednesday, April 17, 2013 at 10:11pm

Physical Science
When will an object float on a fluid's surface?
Wednesday, April 17, 2013 at 8:08pm

Physical Science
Why does pressure change with elevation and depth?
Wednesday, April 17, 2013 at 8:05pm

science
Pt | Cr3+ (2.7010-4 M), Cr2+ (0.500 M) || Pb2+ (0.0710 M) | Pb Consider the following electochemical cell. Calculate the voltage of the cell, Ecell, including the sign.
Wednesday, April 17, 2013 at 5:27pm

Physical Science
Why does pressure change with elevation and depth?
Wednesday, April 17, 2013 at 3:33pm

science
calculate how many grams of chloride ions are present in 50 grams of ocean salts
Wednesday, April 17, 2013 at 3:24pm

science
Although the salinity of ocean water varies from place to place, the relative amounts of the different salts do not vary significantly. Briefly explain why this is so?
Wednesday, April 17, 2013 at 3:16pm

Science
how to find the speed of a bullet just before it touches the ground when fired horizontally at a velocity 10 m/s from a watch tower 11.5 m high?
Wednesday, April 17, 2013 at 12:56pm

Science +2
Concentrated sulphuric acid has a density of 1.9 g/ml and is 99% H2SO4 by weight. calculate the molarity of H2SO4 in this acid.
Wednesday, April 17, 2013 at 12:42pm

science
light trsavels at 3*10 m/s. an astrounaut shines a flash light in space. 4 hours later a martian sees a light from the astrounaut. how far away is mars from the astrounaut?
Wednesday, April 17, 2013 at 10:42am

Physics(science)
A ball's projected at an angle X to the horizontal from a cliff 96 metres high and strikes the ground at a distance of 260 metres away from the cliff.The time of its flight is 7 seconds.If it's assumed that air resistance's negligible,calculate: 1.the initial ...
Wednesday, April 17, 2013 at 4:58am

7TH GRADE SCIENCE?!?!
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
Tuesday, April 16, 2013 at 11:41pm

Someone please help me with science?
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
Tuesday, April 16, 2013 at 10:52pm

science
If 1.38 g of steam at 100.0°C condenses into 38.6 g of water, initially at 27.6°C, in an insulated container, what is the final temperature of the entire water sample? Assume no loss of heat into the surroundings. °C
Tuesday, April 16, 2013 at 10:34pm

science
list 1 advantage and disadvantage of having a landfill.
Tuesday, April 16, 2013 at 8:43pm

science
list 1 way you can dispose of trash. What is its advantage and disadvantage?
Tuesday, April 16, 2013 at 8:38pm

science
an object with a volume of one cu ft , weighing 150 lbs. is embedded in the sediment at a depth of 99 fy. in the ocean harbor. the object is best lifted to the surface by
Tuesday, April 16, 2013 at 8:36pm

Science
In 0.5 seconds, a projectile goes from 0 to 300m/s. what is the acceleration of the projectile?
Tuesday, April 16, 2013 at 6:58pm

Math
38.In science lab 20 out of 25 students wore protective glasses. The other 5 students filled out lab reports. Which decimal number is equivalent to the fraction of students who did Not wear protective glasses? A.0.25 B.0.80 C.0.50 D.0.20 A 39.Nik is coloring holiday ornaments ...
Tuesday, April 16, 2013 at 6:54pm

STATISTICS
The manager of an accounting office is studying the problem of incorrect account numbers being entered into the computer system and wishes to produce a p chart. A subgroup of 200 account numbers is selected from each day's enteries and checked to determine the number of ...
Tuesday, April 16, 2013 at 6:12pm

psychology
What makes psychology a science????? and What are independent and dependent variables in regards to scientific research in psychology?????
Tuesday, April 16, 2013 at 6:05pm

math,science
In the Lotka-Volterra competition equations, if a21 > 1, then:
Tuesday, April 16, 2013 at 1:08pm

Science
1. Density is the relationship between ____. (1 point) mass and volume cubic centimeters and pounds weight and volume grams and mass 2. Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the ...
Tuesday, April 16, 2013 at 12:50pm

Science(Chemistry)
The effect of intemolecular forces on evaporation chemicals:water,nail polish remover,methylated spirits nd vinegar
Tuesday, April 16, 2013 at 12:29pm

Math
Ms.York has 32 boys and 18 girls in her science class. She ramdomly selects 1 student to help her sweep the floor. What is the probability that the student she selects will be a girl?
Tuesday, April 16, 2013 at 11:33am

Science
Hello. Can someone please show me a link or something to the Big Bang theory???
Tuesday, April 16, 2013 at 11:01am

Life science,Maths and Geography
I am in my last year of high school and not sure of which career path to follow.Please help me with all possible careers to choose from.
Tuesday, April 16, 2013 at 10:40am

science
calculate the time taken by a train to travel 1000m if its initial speed is 30m/s and it has an acceralation of 0.1m/s
Tuesday, April 16, 2013 at 6:08am

URGENT PLZ IT WILL ONLY TAKE A-SEC. SCIENCE!!!!!!!
1. Drought, fewer plants, and fewer nesting sites are examples of __________. (1 point) limiting factors biotic factors abiotic factors population density 2. As you move from level to level in an energy pyramid, energy ____. (1 point) decreases increases stays at the same ...
Tuesday, April 16, 2013 at 2:05am

Science - reproduction
Hey. Well ummm I have a very awkward question. You see, Me and my best friend were just thinking about what it would be like to be a snake. Then we talked about it. And talked and talked. And eventually we started talking about snake doing... Umm... You know what... And we ...
Monday, April 15, 2013 at 9:22pm

Science
Why are some Protista able to move faster than others
Monday, April 15, 2013 at 8:25pm

science
Electrical current generally increases as voltage increases. true false I think it is False..?
Monday, April 15, 2013 at 7:56pm

Science
Some herbicides, such as 2, 4-D are believed to make plant cells divide more rapidly than normal. Why would this kill plants? Why might this be dangerous to humans if it had the same effect on human cells?
Monday, April 15, 2013 at 7:21pm

science
______________ can prevent some bacterial cells? 7th grade science please help meeeee ms sue help me please thanks
Monday, April 15, 2013 at 6:21pm

science
Suppose we initially had n qubits in the state |ψ⟩=∑x∈{0,1}n 45;x|x⟩, on which we were going to perform Fourier sampling (i.e. perform Hadamard transform H⊗n and sample). Unfortunately, a clumsy lab assistant mistakenly applied X ...
Monday, April 15, 2013 at 5:41pm

Science
Electrical current generally increases as voltage increases. true false I think this is true?
Monday, April 15, 2013 at 5:31pm

science
______________ can prevent some bacterial cells? 7th grade science please help me.
Monday, April 15, 2013 at 5:20pm

science
Calculated how many grams of methane (CH4) are in a sealed 80 mL flask at room temperature (22ºC) and 780 mm Hg of pressure. Show all your work.
Monday, April 15, 2013 at 4:03pm

Science
Describe how burning fossil fuels has created an imbalance in the carbon cycle.
Monday, April 15, 2013 at 1:56am

Science
1.You notice green scum floating on the surface of a pond. How can you tell whether these organisms are plants? 2.Explain, using an example how water may become polluted 3.Why is conservation important today? 4.Most people drive cars and heat their homes with petroleum, coal...
Monday, April 15, 2013 at 1:10am

science
Why is it difficult to distinguish between some pure substances and solutions? What methods can overcome this to define if either it is a pure substance or solution?
Sunday, April 14, 2013 at 10:56pm

Science
Explain why would a bottle that is left overnight with water is crack but a empty bottle would not.
Sunday, April 14, 2013 at 9:20pm

probability
A computer has 12 hard drives. The probability that an individual hard drive fails within one year is .25. What is the probability that the system will have exactly 4 failures in one year?
Sunday, April 14, 2013 at 7:22pm

science
how does thee sun affect large scale convection in the atmosphere?
Sunday, April 14, 2013 at 7:11pm

Science need help ?????///
An astronomer observes two galaxies, A and B, which have redshifts of: Galaxy A = 0.020 and Galaxy B = 0.010. Which galaxy is closest to us and what is its distance away from us? You may assume that the Hubble constant is H0 = 75 km s–1 Mpc−1 and that the speed of ...
Sunday, April 14, 2013 at 4:59pm

science
you run 100m in 25's. if you later run the same distance in less time , does your average speed increase or decrease? explain.
Sunday, April 14, 2013 at 3:22pm

sciology college course
A science teacher tells her class that their final project requires the student to measure a specific variable and determine the velocity of a car with no more 2.5% error. Jennifer and johnny work hard and decide the velocity of the car is 34.87 m/s. The teacher in forms them ...
Sunday, April 14, 2013 at 2:50pm

science
how does convection in the atmosphere create surface ocean currents?
Sunday, April 14, 2013 at 12:53pm

science help plzzzzzzzzzzzzzzz?
What is the mean photon energy of.......? During the history of the Universe from the Big Bang to the present day, at some point in time the mean temperature of the Universe was 1 × 10^17 K. What was the mean photon energy at this instant, and which of the four ...
Sunday, April 14, 2013 at 11:39am

Science
If rocket had been 10 m above the ground when its horizontal distance from the launchpad was 2m ,wheredo you think rocket would have landed?
Sunday, April 14, 2013 at 8:34am

ECONOMICS
Imagine a firm that hires two types of workers: some with computer skills and some without. If technology advances so that computers become more useful to the firm, what happens to the marginal product of the two types of workers? What happens to equilibrium wages? Explain.
Saturday, April 13, 2013 at 10:42pm

science
Miguel held a magnet 2cm above some steel safety pins.his magnet picked up eight pins. what will happen if Miguel holds magnet 4cm above the pins?why?
Saturday, April 13, 2013 at 7:24pm

computer science
I need help one how create a spreadsheet that will give an accurate launch profile for a vertical liftoff for the SpaceX Falcon 9 rocket. the information they give me is: •Start with a rocket with a mass, M1, moving with a speed, v1 •The rocket expels some small mass...
Saturday, April 13, 2013 at 6:37pm

Science
Make a solutions by dissolving 4 lbs of sulfur dioxide in 100 lbs of water then heat to 30 degress C. what is the partial pressure of the sulfur dioxide over the solution specified?
Saturday, April 13, 2013 at 3:34pm

science-biology
Some herbicides, such as 2, 4-D are believed to make plant cells divide more rapidly than normal. Why would this kill plants? Why might this be dangerous to humans if it had the same effect on human cells?
Saturday, April 13, 2013 at 3:19pm

Math
5.Mrs.Sandoval has 60 folders, 45 scissors, and 30 rulers. What is the largest number of equally divided school supply groups Mrs.Sandoval can create without any remaining supplies? A.5 B.10 C.3 D.15 D 6.What is the prime factorization of 550? A.2x5^2x11 7.What is the value of...
Saturday, April 13, 2013 at 11:41am

life science
discuss 5 ways in which the human or environmental problem impacts on the community?
Saturday, April 13, 2013 at 8:23am

Computer Programming
Hello, Any help on the following problem would be greatly appreciated. The assignment is done with .java in eclipse. I have a class and a form with a Jlist, 2 text fields to enter the check amount and the ending Balance and a calulate button. I have some aspects working, but ...
Saturday, April 13, 2013 at 4:01am

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
Saturday, April 13, 2013 at 3:05am

SCIENCE ASAP please
1. Density is the relationship between ____. (1 point) mass and volume cubic centimeters and pounds weight and volume grams and mass 2. Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the ...
Friday, April 12, 2013 at 9:07pm

Science 8
Kinetic energy increases as a. mass increases and velocity decreases b. mass decreases and velocity increases c. both mass and velocity increase d. both mass and velocity decrease
Friday, April 12, 2013 at 8:37pm

science need help
using the punnet square one trait is Dd and the other is dd. 1) does the mother or father in a have dimples b) what percentage of children are likely to have dimples i think for a: it is the father because of the D so that it dominant and b:50 because two of the kids will have...
Friday, April 12, 2013 at 6:37pm

science
using the punnet square one trait is Dd and the other id dd. 1) does the mother or father in a have dimples b) what percentage of children are likely to have dimples i think for a: it is the father because of the D so that it dominant and b:50 because two of the kids will have Dd
Friday, April 12, 2013 at 6:10pm

car!
Which one of these statements is true about a "bumper-to-bumper" warranty. A. Normal wear and tear is NOT covered by the warranty. B. All expenses except gasoline and routine oil changes are covered by the warranty. C. Every part and system is covered without ...
Friday, April 12, 2013 at 5:40pm

computer programing
Car A, with a mass of 1250 kg, is traveling at 30 m/s to the east. A truck with mass of 2000 kg, traveling to the west at 25 m/s. An inelastic collision occurred, not sticking together, the car goes off 10 m/s to the west. What is the resulting velocity of the truck?
Friday, April 12, 2013 at 4:38pm

Science Check answer
Key: ☺ = My Answer! 1. The thermal energy of an object is _____. its potential energy its average kinetic energy ☺ its potential energy minus its kinetic energy its kinetic energy plus its potential energy 2. A device that can be used both for cooling and heating ...
Friday, April 12, 2013 at 4:03pm

environmental science
is plastic use is more hazarduous or wood use in relation to their environmental impacts? kindly give me a detailed answer
Friday, April 12, 2013 at 3:48pm

Science
A car weighing 24,500 Newtons is traveling east and travels a distance of 100 meters in 20 seconds. What is the car's mass? What is the car's kinetic energy?
Friday, April 12, 2013 at 2:54pm

Statistics
The lifetime of computer chips is approximately normal with mean 1.4×106 hours and standard deviation 3×105 hours. The statistics department has 5 computers built with that chip as the main component. What is the probability that all 5 computers last longer than 1....
Friday, April 12, 2013 at 5:56am

physical science
How much energy is stored in a 9V battery rated at 10 A hour?
Friday, April 12, 2013 at 12:47am

home economics, life science, mathematics and tourism
What career is ther when taking those subjects
Thursday, April 11, 2013 at 11:45pm

Science
How does gravity help keep satellites in orbit?
Thursday, April 11, 2013 at 10:29pm

science
In DC which wire will lose more enrgy 5m copper or 5m aluminium?
Thursday, April 11, 2013 at 10:07pm

Science URGENT~
1. Your ____ is your first line of defense against pathogens. (1 point) brain heart large intestine skin 2. Blood vessels help regulate your body's temperature. When it's cold, your blood vessels ____ to decrease blood flow and retain heat. (1 point) boil constrict ...
Thursday, April 11, 2013 at 9:57pm

science
getting ready to turn this in just want to check my answers any takers?? 1. In an atom, electrons ____. (1 point) are located in the nucleus are paired with neutrons are located in the electron cloud are always in the same place 2. The maximum number of electrons in the second...
Thursday, April 11, 2013 at 9:56pm

Physical Science
How does gravity help keep satellites in orbit?
Thursday, April 11, 2013 at 9:03pm

science
The _____ is an example of a joint that allows little to no movement, called a(n) _______ joint. (1 point) pelvis; immovable skull; movable ball-and-socket; movable vertebrae; immovable My Answer: 1)D Is this correct?
Thursday, April 11, 2013 at 3:35pm

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