Thursday
May 28, 2015

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

Science
In humans, the allele for curly hair and the allele for straight hair show incomplete dominance. The offspring of a curly-haired person and a straight-haired person will have... I think it is curly and straight hair. Help please ?
Friday, January 30, 2015 at 7:58pm

Science
How can an offspring inherit a recessive trait ? Is it when both parents carry that trait? In the plant shown (plant is an orchid with equal numbers of small white and purple specs on each petal) , the allele for the purple flower color is most likely: Dominant, recessive, ...
Friday, January 30, 2015 at 7:51pm

environmental science
This is a request: Can you share your opinion about drought and what can you do about it?
Friday, January 30, 2015 at 7:37pm

Science
What factors will be important in deciding the future use of energy resources?
Friday, January 30, 2015 at 6:06pm

science
Explain how the chemical compounds that were once in a piece of granite exposed on the top of a mountain may today be found in a piece of basalt.
Friday, January 30, 2015 at 5:17pm

Mowat Park High School
History, geography, life science and math litrecy what career choice do or career field do I go to with these subjects
Friday, January 30, 2015 at 12:16pm

science
what is the central theme of the "As Cheap as Coal" portion in Section 8.1 of your text?
Friday, January 30, 2015 at 11:31am

Science:Physics
Nilo drives is van with an average velocity of 45.0 km/h along the North Expressway. How long will it take him to drive 350 km on a perfectly straight highway
Friday, January 30, 2015 at 1:45am

Science
2. why is gas able to flow? a) Its particles have melted and can move around b) Its particles have high viscosity and can move around c) Its particles have enough energy to move around d) Its particles have enough pressure to move around 3. Which of the following is true about...
Thursday, January 29, 2015 at 8:30pm

7th grade science
Can you help me with genetics questions? Directions: In each set, tell which word does not fit with the others. Then explain why you think it does not. You must mention all words. 1. Aa, Heterozygous, Hybrid, Homozygous Ans: Homozygous doesn't belong because letters are ...
Thursday, January 29, 2015 at 7:56pm

Science
Which type of climate receives the most intense solar energy? A. grasslands climate B. tropical climate** C. polar climate D. temperate climate
Thursday, January 29, 2015 at 6:01pm

Science
In terms of density and humidity, which conditions characterize a high-pressure area? A. low density, low humidity B. high density, high humidity C. high density, low humidity** D. low density, high humidity
Thursday, January 29, 2015 at 6:01pm

Science
Which type of weather is most likely produced by a cold front? A. light to moderate precipitation B. moderate to heavy precipitation C. no precipitation** D. heavy precipitation and thunderstorms
Thursday, January 29, 2015 at 5:59pm

Science
A geologist finds a layer of rock that is made of medium-grained sands and is porous. What type of rock did the geologist find? A. sandstone** B. conglomerate C. coquina D. limestone
Thursday, January 29, 2015 at 5:59pm

Science
How would a geologist identify an igneous rock as intrusive? A. An intrusive rock has coarse grains because it cooled more slowly on the surface of the earth. B. An intrusive rock has coarse grains because it cooled more slowly beneath the surface of the earth.** C. An ...
Thursday, January 29, 2015 at 5:57pm

Science
How do plants produce chemical weathering? A. They secrete carbon dioxide that combines with water on the rocks and dissolves the minerals in the rocks. B. They secrete chemicals that freeze the water within the cracks of the rocks and break down the rocks. C. They secrete ...
Thursday, January 29, 2015 at 5:56pm

Science
Which explains how climate data were used as evidence to develop the theory of continental drift? A. Similar glacial deposits and sediments were found on areas of the same continent that are now thousands of miles apart. B. Different glacial deposits and sediments were found ...
Thursday, January 29, 2015 at 5:56pm

Science
Earthquakes occur on the earth today, so we can assume they occurred in the past. Which important geologic principle does this sentence support? A. original horizontality B. faunal succession C. superposition D. uniformitarianism**
Thursday, January 29, 2015 at 5:56pm

Science
According to the theory of plate tectonics, how do two plates interact to form coastal volcanic ranges? A. A continental plate slides along an oceanic plate at a convergent boundary. B. A continental plate collides with another continental plate at a convergent boundary. C. An...
Thursday, January 29, 2015 at 5:55pm

Science
A mineral breaks into flat sheets when struck with a rock hammer. Which property of a mineral is being measured? A. hardness B. cleavage** C. streak D. color
Thursday, January 29, 2015 at 5:55pm

Science
Which explains the greenhouse effect? A. Greenhouse gases like water vapor and carbon dioxide trap heat in the atmosphere, thereby radiating heat energy back into space. B. Greenhouse gases like water vapor and carbon dioxide release heat in the atmosphere, thereby radiating ...
Thursday, January 29, 2015 at 5:54pm

Science
Which explains how plants can chemically weather a rock? A. Plant roots get into cracks and secrete water, which freezes and breaks apart the rocks. B. Plant roots get into cracks, grow, and break apart the rocks. C. Plant roots get into cracks and secrete acids, which freeze ...
Thursday, January 29, 2015 at 5:54pm

Science
1. Which of the following best summarizes the function of the respiratory system? A. to transport oxygen to cells and wastes away from cells. B. to protect the organs in the chest cavity C. to move oxygen from the air into the body and carbon dioxide from the body into the air...
Thursday, January 29, 2015 at 5:06pm

Science
Please could someone check these for me. 1In a series of rock layers, a geologist finds fossils of a lizard-like dinosaur and a fern-like tree in layers that are 1.0 m and 1.5 m deep. However, in a layer that is 2.0 m deep, he finds fossils of bony fish and shellfish. Which ...
Thursday, January 29, 2015 at 3:52pm

7th grade science
Can you help me with genetics questions? Directions: In each set, tell which word does not fit with the others. Then explain why you think it does not. You must mention all words. 1. Aa, Heterozygous, Hybrid, Homozygous Ans: Homozygous doesn't belong because letters are ...
Thursday, January 29, 2015 at 2:21pm

science
In the below the results are given for the saprate mating of tomato plant what are the most probable genotype for the parents in each instance? 1.purple, cut¡Ágreen cut- cut purple-321, potato purple-101, cut green-310, potato green-107 2.purple, cut¡Á...
Thursday, January 29, 2015 at 11:19am

Science!!
**PLEASE HELP FAST** how is newton's second and third law of motion important to your everyday life?? **PLEASE HELP**
Thursday, January 29, 2015 at 9:35am

Physical science
Which property of aluminium makes it suitable to be used for overhead electricity cables
Thursday, January 29, 2015 at 6:32am

Earth Science to Ms.Sue
7.   What gives the gem amethyst its purplish color? A. Quartz B. Titanium C. Oxygen D. Iron The answer was not A, got this question wrong.
Wednesday, January 28, 2015 at 10:45pm

Earth Science
15.   Which statement best describes the composition of magma?      A. Magma is an element all its own.B. Magma contains the same elements as snow.C. Magma contains only three elements.D. Magma contains the same ...
Wednesday, January 28, 2015 at 10:03pm

Earth Science
   What element has 81 protons in the nuclei of its atoms?  A. Thallium B. Uranium C. Platinum D. Lead A?
Wednesday, January 28, 2015 at 8:14pm

Science-Chemistry
Can you please help me solve r1/r2 = sqrt(M2/M1)for M1. My answer: M1=M2r2^2/r1^2 Is this correct?
Wednesday, January 28, 2015 at 8:03pm

Earth Science
Please check down below.
Wednesday, January 28, 2015 at 7:56pm

Earth Science
10.   Which statement best describes the formation of diamonds?  A. Diamonds form in kimberlites under very low pressure. B. Diamonds form in talc under very low pressure. C. Diamonds form in talc under very high pressure. D. ...
Wednesday, January 28, 2015 at 7:37pm

Earth Science
  A heterogeneous mixture is a  A. mixture in which its components retain their identity. B. component added to sand that makes it inseparable. C. mixture that always contains water. D. mixture in which its components can't be separated.&...
Wednesday, January 28, 2015 at 5:53pm

science
If a kestrel eats a mouse that eats grass, the kestrel is a
Wednesday, January 28, 2015 at 4:44pm

Science
1) Which of the following is a chemical change? (1 point) Boiling of water Melting a cube of ice Dissolving 10 grams of salt in water Splitting water into hydrogen and oxygen*** 2) What is the mass of water that results from combining 2.0g of hydrogen with 16.0g of oxygen? (1 ...
Wednesday, January 28, 2015 at 2:22pm

Science
I would really appreciate it if someone checked my answers and told me if they were right. Thx. ~Ashley 1. Which of the following determines the strength of the force of gravity between two objects? Check all that apply. A: The speeds of the objects. *B: The masses of the ...
Wednesday, January 28, 2015 at 2:21pm

Partly science, partly curiosity
Does iodized salt mold?
Wednesday, January 28, 2015 at 2:19pm

Science
How do lawmaker make good environmental decisions? A. By relying on the short-term benefits of an environmental issue. B. By weighing down the costs and benefits of an environmental issue C. By relying only on the economical impact of an environmental issue D. By relying only ...
Wednesday, January 28, 2015 at 1:59pm

Science
Which kind of pollution is illustrated by a pipe gushing polluted water into a river? A. Point source B. Nonpoint source C. Carbon source. D. Resource source
Wednesday, January 28, 2015 at 1:51pm

science
an animal that basks on a warm rack during the morning hours but retreats to the sade of the rocks during the middle day is most likely a(n) A)ectotherm B) endotherm C)vertebrate D) chordate
Wednesday, January 28, 2015 at 1:14pm

science
most bacteria are A) unicellular eukaryotes B) unicellular prokaryotes C) multicellular eukaryotes D) multicellular prokaryotes
Wednesday, January 28, 2015 at 11:44am

science and technology engineering mathematics
Do you have sites that can help me understand science and technology engineering mathematics?
Wednesday, January 28, 2015 at 9:02am

Physical Science
Which of the following statements are true about chemical reactions? Check all that apply. A. Reactants are on the right when writing a chemical reaction. B. Products are produced in a reaction. C. Reactants are present at the end of a reaction. D. Products are on the right ...
Tuesday, January 27, 2015 at 11:25pm

Earth Science
Describe how weathering and erosion can be both destructive or constructive. I am still confused on the difference of erosion and weathering...
Tuesday, January 27, 2015 at 9:52pm

science gases
The air that you breathe is a gas.List other gases that you have heard about in a science class.
Tuesday, January 27, 2015 at 9:33pm

science
When the temperature of the air in a hot air balloon increases, what happens to the volume of the gas?
Tuesday, January 27, 2015 at 9:23pm

SCIENCE HELP NEED ANSWERS FAST!!!!!!!
Here are all the word you can use chemical property mixture heat capasity homogeneous viscosity sublimitation physical property compound chemical formula substance density mass tempurature pressure heterogenerous 14. A property of matter describes its ability to change into ...
Tuesday, January 27, 2015 at 8:51pm

science need answers fast!!
Here are all the word you can use chemical property mixture heat capasity homogeneous viscosity sublimitation physical property compound chemical formula substance density mass tempurature pressure heterogenerous 14. A property of matter describes its ability to change into ...
Tuesday, January 27, 2015 at 8:21pm

science
for every cubic meter of 30 degrees celsius saturated coded to 16 degrees celsius fowmany grams lost
Tuesday, January 27, 2015 at 7:46pm

Art
Digital 3-D imaging makes use of laser technology to map and scan every point on an object’s surface. The result is a three-dimensional computer image of the artwork that can be explored from every angle. This incredible tool is especially useful for preserving accurate ...
Tuesday, January 27, 2015 at 6:18pm

SS
#1 Which of these actions would most help a worker improve he productivity? A Finding a new job in a different field. B Taking a training course related to her job. C Buying a laptop computer for home us. D Asking her employer to give her a raise. #2 Pete's Peanuts wants ...
Tuesday, January 27, 2015 at 5:30pm

science
how do measure density
Tuesday, January 27, 2015 at 5:30pm

Science
How much net force is needed to make a 60 kg object accelerate at a rate of 2.0 m/s^2? A. 62N B. 62 kg C. 120 N D. 120 kg Is the answer C? Thank you
Tuesday, January 27, 2015 at 5:15pm

Physics
For a science fair competition, a group of High School students built a kicker-machine that can launch a golf ball from the origin with a velocity of 12.9 m/s and initial angle of 31.7° with respect to the horizontal. a) Where will the golf ball fall back to the ground? ...
Tuesday, January 27, 2015 at 5:09pm

science
a colorblind woman marries a man who isn't colorblind. All of their sons are color blind but none of their daughters are color blind. color blindness is likely 1)the result of having two few chromosomes 2)the result of having and extra chromosomes 3)a sex-linked trait 4)a ...
Tuesday, January 27, 2015 at 5:04pm

Science
If a 40 kg person is accelerating at 10 m/s^2, then the magitude of the force acting on him or her is 400 N. True False Is the answer True? Thank you
Tuesday, January 27, 2015 at 5:02pm

science
I need help Please!!!
Tuesday, January 27, 2015 at 4:22pm

Science
True / False: If a 40 kg person is accelerating at 10 m/s^2,then the magnitude of the force acting on him or her is 400 N. 1.How much force is needed to make a 60 kg object accelerate at a rate or 2.0 m/s ^2? 2.What is the acceleration of a 30 kg objedct when 180 n of force is...
Tuesday, January 27, 2015 at 12:17pm

Science
A male peacock displays his colorful tail feathers in order to 1) increase the success rate of asexual reproduction 2) increase the gestation period 3) release gametes into its surroundings 4) attract a mate I chose 4
Tuesday, January 27, 2015 at 11:04am

science
When a fan is turned on it changes electrical energy into blank energy is it ma. Motion b.magnetic c. Gravitational. D. Electromagnetic
Tuesday, January 27, 2015 at 10:44am

science
calculate the electric potential due to 0.001c0ulomb of charge at a distance of 100cm.
Tuesday, January 27, 2015 at 10:27am

Science
#1 Which of the following allows a plant's vascular system to work as a transport system? A A plant's vascular system is made up of specialized cells that move around the plant as it grows. B A plants vascular system is made up of specialized cells that are covered in ...
Tuesday, January 27, 2015 at 9:46am

science
The steel round frame is 2,4m high. There have to be wrapd five coils around the frame. One coil diameter is 35mm. Each coil is 50m long. All of the coils have to be wrapd next to each other.What must the diameter be of the frame if the hight of the frame is 2,4m.
Tuesday, January 27, 2015 at 5:42am

science
what is the centripetal of a 50.5-kg object traveling 25 m/s around a circular track with a radius of 10.0 m?
Monday, January 26, 2015 at 10:57pm

science
ok i had some trouble but i think i figured it out work= force *power??
Monday, January 26, 2015 at 8:40pm

science
Shoe companies imbed unique designs on bottom of the sneakers they manufacture.what is the made n purpose? A to increase potential energy B to decrease friction C increase friction D to decrease potential energy. I think its C am I correct?
Monday, January 26, 2015 at 8:17pm

Science
A lead fishing weight with a mass of 57g absorbs 146 cal of heat. If its initial temperature is 48 C, what is its final temperature?
Monday, January 26, 2015 at 8:01pm

science
which one of earth's layers has the hottest temperature? why?
Monday, January 26, 2015 at 7:46pm

Science
what is the controlled variable of a homemade stethoscope
Monday, January 26, 2015 at 7:39pm

science
How can a streak plate help you identify a mineral?
Monday, January 26, 2015 at 7:20pm

Science
What is the Independent variable of a homemade sterthoscopes
Monday, January 26, 2015 at 7:07pm

science
what is the weight on earth of an object that has a mass of 17kg?
Monday, January 26, 2015 at 5:25pm

Science
If the mass of a ball is 20g and h is 8m, calculate the kinetic energy when it has a velocity of 2ms raise to power minus 1
Monday, January 26, 2015 at 4:47pm

science
Bacteria are invisible to humans except under a microscope. Which evidence did Pasteur use to show that bacteria were the cause of soured wine? A. Heated wine did not sour B. Capped wine did not sour C. Filtered wine did not sour D. Chilled wine did not sour I need help to ...
Monday, January 26, 2015 at 4:45pm

science
what is active transport
Monday, January 26, 2015 at 4:03pm

science
passive transport involves movement of substances...... A) from areas of lower concentration areas of higher concentrations. B)from areas of higher concentrations to areas of lower concentration C) from areas which the concentration has reached a balance D) from areas of ...
Monday, January 26, 2015 at 4:00pm

science
how is osmosis different from diffusion?
Monday, January 26, 2015 at 3:57pm

science
which of the following correctly identifies active transport
Monday, January 26, 2015 at 3:56pm

Science
A certain object has a volume of 25.0 mL and a mass of 100 g. What is the density of the object?
Monday, January 26, 2015 at 3:39pm

Science
Check My Answers, please? Which of the following planets is considered a rocky, or terrestrial, planet? Venus **** Neptune Saturn Uranus Which of the following statements about the beginning of the solar system is true? The planets that formed closest to the sun became gas ...
Monday, January 26, 2015 at 3:35pm

physical science
A bungee jumper jumps from a high bridge 100 m above a river. How fast does he fall after he has covered 60 m after jumping from the bridge? (Ignore air resistance in the fall.)
Monday, January 26, 2015 at 1:19pm

science
A rectangular building lot is 1200 ft. by 120 ft. Determine the area of this lot.
Monday, January 26, 2015 at 12:31pm

Physical Science
A hot metal spoon with a mass of 77.0 grams and a temperature of 95.0 degrees celsius is placed into a cup containing 100 grams of water at 20 degrees celsius. When the spoon and water reach equilibrium, they both have a temperature of 25 degrees celsius. What is the spoon ...
Monday, January 26, 2015 at 12:22pm

Science
Explain how asexual reproduction occurs and how it limits the spread of harmful characteristics.
Monday, January 26, 2015 at 11:10am

Science
. To make a saturated solution, 36 g of sodium chloride is dissolved in 100 g of water at 293 K. Find the percent concentration at this temperature. 3. A solution of acetone contains 20 ml of acetone in 480 ml of water. Calculate the % concentration of solution
Sunday, January 25, 2015 at 11:58pm

science plz help right now!!!!
1.which of the following could be true of two different species that have a competive relationship in the same ecosystem? A.one species preys on the other B .the relationship is mutually beneficial. C.They share the same niche D.one species benefits, while the other is neither...
Sunday, January 25, 2015 at 5:27pm

accounting,life science,history and maths lit
What career path can I fellow doing these subjects?
Sunday, January 25, 2015 at 11:25am

concept development
Which of the following is the crux of the interrelationship between mathematics and science? A. About half of the basic math concepts are related to science concepts. B. The basic concepts of mathematics are the basic process skills of science. C. Basic mathematics process ...
Sunday, January 25, 2015 at 10:33am

Science
Identify and discuss at least two forces that would be involved when an elderly patient who is proped up at about 4 degrees in a bed and slowly slides down to an almost horizontal position?
Saturday, January 24, 2015 at 11:24pm

Science
For the dissociation of acetic acid, CH3COOH CH3COO- + H+, the free energy change, ΔG° = 27.26 kJ/mol. What is the free energy change, ΔG°', in the biochemical standard state? Given R = 8.315 J/mol · K. T = 25°C.
Saturday, January 24, 2015 at 12:57pm

concept development
Which of the following is not a reason to make mathematics and science instruction relevant? A. To protect schools from being sued for discrimination B. To consider diversity in race, ethnicity, social class, and gender C. To build on concepts that children learn before they ...
Saturday, January 24, 2015 at 11:30am

home economics
Please help me!,how is home economics related to mathematics,science and social,spiritual and moral education (ssme)?
Saturday, January 24, 2015 at 9:55am

accounting,life science and history
What course can I do in college o university and career job can I persue after I've got my degree
Saturday, January 24, 2015 at 7:57am

science
A tractor pulls a tree trunk across a horizontal piece of ground. If the force in a chain is 3000N and the chain forms an angle of 30 degrees with the ground, calculate the force with which the tree is pulled across the ground and the force with which the tree is lifted
Saturday, January 24, 2015 at 7:33am

statistics help please
The employment percentages for men versus women in a computer company last year were 80% and 40%, respectively. At the beginning of this year, they had 150 men and 60 women currently hired. The owner of the company wishes to check their hiring practices and ensure that the ...
Friday, January 23, 2015 at 7:44pm

statistics
The employment percentages for men versus women in a computer company last year were 80% and 40%, respectively. At the beginning of this year, they had 150 men and 60 women currently hired. The owner of the company wishes to check their hiring practices and ensure that the ...
Friday, January 23, 2015 at 6:19pm

math
The employment percentages for men versus women in a computer company last year were 80% and 40%, respectively. At the beginning of this year, they had 150 men and 60 women currently hired. The owner of the company wishes to check their hiring practices and ensure that the ...
Friday, January 23, 2015 at 6:17pm

Science plz help
Explain the basic parts of a major theme in molecular biology: the pathway of DNA to RNA to proteins. Include a general idea of what occurs at each stage
Friday, January 23, 2015 at 3:13pm

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Homework Help: Computers

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