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April 16, 2014

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

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Science
Which step in the nitrogen cycle is accelerated at the beginning of the eutrophication process? A. denitrification B. nitrogen fixation C. producer uptake of nitrogen D. consumer decomposition
Monday, March 3, 2014 at 3:12pm

Science
1. How does groundwater cause erosion and deposition? a. When acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves. *** ____________________ I agree if the question is about formation of caves. That is not what the question says ...
Monday, March 3, 2014 at 3:11pm

Science
So all of them were right except the last one?
Monday, March 3, 2014 at 3:07pm

Science
1. How does groundwater cause erosion and deposition? a. When acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves. *** b. When a river overflows, it moves downhill, resulting in the formation of caves. c. When it rains, water ...
Monday, March 3, 2014 at 3:06pm

Science
Thanks! :)
Monday, March 3, 2014 at 2:59pm

Science
F = m a F up from scale - m g = m a but a = -g (free fall) so F up from scale - m g = - mg so F up from scale = 0
Monday, March 3, 2014 at 2:52pm

Science
Well, I agree because it says changes and the cat changed direction twice, once to turn around and once to go from horizontal speed to vertical speed, thereby changing velocity without much change in speed.
Monday, March 3, 2014 at 2:49pm

Science
1. How does groundwater cause erosion and deposition? a. When acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves. *** b. When a river overflows, it moves downhill, resulting in the formation of caves. c. When it rains, water ...
Monday, March 3, 2014 at 2:46pm

Science
She forgot to change to my name! sorry!
Monday, March 3, 2014 at 2:46pm

Science -CHECK MY WORK-
Jessica is my sister. She forgot to change her name!
Monday, March 3, 2014 at 2:45pm

science
To continue moving in a circle requires an inward directed force from tension in a string or banking of a curve because the object is continually accelerating toward the center. If you let it go, it would go in a straight line. The constant acceleration toward the center is ...
Monday, March 3, 2014 at 2:44pm

Science -CHECK MY WORK-

Monday, March 3, 2014 at 2:43pm

Science
A man with a mass of 80KG stands on a bathroom scale on the floor of a lift. Determine the reading of the scale if the lift is at freefall.
Monday, March 3, 2014 at 2:38pm

Science
A cat is walking down a sidewalk and spots a dog in a nearby yard. The cat strats to run in the opposite direction and then quickly climbs a tree. Which of the the following changes most accurately describes the movement of the cat? speed distance velocity****** motion
Monday, March 3, 2014 at 2:27pm

science
Inertia is the word you are looking for I think.
Monday, March 3, 2014 at 2:24pm

science
A force that keeps an object moving in a circle is called?thank you
Monday, March 3, 2014 at 2:23pm

science
Fill in the blanks? The tendency of an object to resist any change in its motion is called what?
Monday, March 3, 2014 at 2:13pm

college algebra
800 - 300 = 500 profit I am wondering what is included in that cost though. If that is what she paid the wholesaler for the computer it is reasonable because cost of her building and help and taxes etc do not seem to be included.
Monday, March 3, 2014 at 2:06pm

college algebra
if a computer cost and electronics dealer $300 and she sell them for $800 what is her rate of Profit based on the selling price
Monday, March 3, 2014 at 1:59pm

science HELP ASAP!!!!!!!
We do not do your homework for you. Although it might take more effort to do the work on your own, you will profit more from your effort. We will be happy to evaluate your work though.
Monday, March 3, 2014 at 12:46pm

science
A new moon is discovered orbiting Neptune with an orbital speed of 9.3 ´ 10 m/s. Neptune’s mass is 1.0 ´ 10 kg. What is the radius of the new moon’s orbit? What is the orbital period? Assume that the orbit is circular. (G = 6.673 ´ 10 N·m/kg)
Monday, March 3, 2014 at 11:19am

science HELP ASAP!!!!!!!
12. How do the cherries on a cherry tree help the plant reproduce? (1 point) Cherries develop into seeds, which are young, undeveloped plants. Animals eat the cherries, which helps disperse the plant’s seeds. Pollen inside the cherries fertilizes ovules, which produce ...
Monday, March 3, 2014 at 11:07am

Math? Science?
.
Monday, March 3, 2014 at 10:36am

onors Physical Science
T
Monday, March 3, 2014 at 10:13am

Science
a
Monday, March 3, 2014 at 9:14am

science
A shallow pan and a deep bowl hold equal amounts of salt water. If you left both containers in the sun for a day and then measured the salinity of the water in each, which would be saltier? Why?
Monday, March 3, 2014 at 9:03am

Science
In the beginning, Earth was molten, then the crust cooled and contracted, and is still contracting, and the molten core is still under great pressure.
Monday, March 3, 2014 at 6:25am

Science
What is the origin of volcanism?
Monday, March 3, 2014 at 4:05am

Science please help
Never mind I figured out the answer so please delete this question of mine thanks:)
Monday, March 3, 2014 at 12:59am

Science please help
Draw Bohr diagrams of a magnesium atom bonding with fluorine atoms. Draw atoms then electron transfer and finally the ions that form. What type of bonding occurs? Draw Bohr diagrams of 2 hyrdogen atoms bonding with an oxygen atom by sharing electrons to form a water molecule. ...
Monday, March 3, 2014 at 12:36am

Science to: DrBob222
You are a lifesaver thank u soooooo much:)!!!!
Sunday, March 2, 2014 at 11:30pm

Science to: DrBob222
1. Most ionic compounds have a crystal structure. You must break the chemical bond and tear away the crystal structure. Basically it takes less energy to break the covalent bonds than an ionic bond. 2. Dissolve the compound in water and test the conductivity. Strong ...
Sunday, March 2, 2014 at 10:43pm

Science to: DrBob222
1. Explain why the melting points of ionic compounds and molecular compounds differ? 2. A.) What laboratory procedure allows you to test a compound is ionic or molecular? b.) what results would you expect? 3. A.) What do we call the smallest particle of an element? b.) what ...
Sunday, March 2, 2014 at 10:09pm

College Chemistry - Science
I really don't understand the problem. What are you to judge by? Of course you can deprotonate half of it if you add enough NaOH. If you add enough NaOH I should think you could deprotonate all of the HPO4^2-. But I don't know how you would tell when you were there ...
Sunday, March 2, 2014 at 10:02pm

College Chemistry - Science
In an acid-base experiment at 25.0°C, a sodium hydroxide solution was standardized against KHP. The average value for the concentration of the sodium hydroxide solution was calculated to be 0.0125 M. This solution was used to titrate the phosphoric acid present in coke. ...
Sunday, March 2, 2014 at 9:25pm

Science help
For each of the following what type of smallest particle would exist? explain your reasoning? a.) strontium B.) CaCl2 C.) CCl4 D.) SO2 E.) helium F.) bromine G.) MgO Thanks :):):):)
Sunday, March 2, 2014 at 8:49pm

Science urgent
1. Explain why the melting points of ionic compounds and molecular compounds differ? 2. A.) What laboratory procedure allows you to test a compound is ionic or molecular? b.) what results would you expect? 3. A.) What do we call the smallest particle of an element? b.) what do...
Sunday, March 2, 2014 at 8:47pm

College Chemistry - Science
Thank you so much! Not it makes sense!
Sunday, March 2, 2014 at 8:27pm

College Chemistry - Science
pH 11.95 means pOH = 2.05 pOH = -log(OH^-) (OH^-) = 0.00891 0.00891 x 30 mL = about 0.27 (Note: Calculations give this as 0.267 but I've rounded to 0.27 because you're allowed only two significant figures.) mmols acid = 45 x 0.002 = 0.09 CH3COOH + NaOH ==> CH3COONa...
Sunday, March 2, 2014 at 8:25pm

College Chemistry - Science
At room temperature (25°C), 45 mL of a 0.002 M acid solution reacts with 30 mL of a NaOH (aq) solution (pH = 11.95), determine (through calculations) whether the acid is phosphoric acid (H3PO4), acetic acid (CH3COOH), or carbonic acid (H2CO3).
Sunday, March 2, 2014 at 7:54pm

Chemistry - Science
In an acid-base experiment at 25.0°C, a sodium hydroxide solution was standardized against KHP. The average value for the concentration of the sodium hydroxide solution was calculated to be 0.0125 M. This solution was used to titrate the phosphoric acid present in coke. ...
Sunday, March 2, 2014 at 7:49pm

Science
P V = n R T constant here so 550 mL/ 22 = 25 mL
Sunday, March 2, 2014 at 6:58pm

Science
A gas has a volume of V1 = 550 mL. If the temperature is held constant, what volume would the gas occupy if P2 = 22 P1? Answer in units of mL
Sunday, March 2, 2014 at 6:00pm

business
Bill, a close friend of your parents wants to start a business. Your parents refer him to you since you are presently working on a technology related degree. In your first discussion, you discover the following facts: Bill has been a sales representative for a major restaurant...
Sunday, March 2, 2014 at 4:41pm

business
i need help with this essay can someone help its for paralegal studies introduction to computers. Prepare and submit a proposal to Bill that gives your suggested solution to his business plan. Provide Bill with the details of what he needs to purchase in order to have what he ...
Sunday, March 2, 2014 at 4:30pm

Physical Science
c = (5/9)(F-32) c = (5/9)(86-32) = 30 deg C I do not know what you are using, perhaps: V = 331.4 + .6 C V = 331.4 + .6(30) = 349.4 m/s d = 349.4 * 2.3 = 804 meters period = 1/653 lambda = 349.4 * 1/653 = .535 meter
Sunday, March 2, 2014 at 4:23pm

Physical Science
2 d = 1400 * .16 d = 112 meters deep 2 d = v t 2 * 1000 * 3.5 = 1400 t t = 5 seconds
Sunday, March 2, 2014 at 3:50pm

Science
(1/2) * (6/4) = 6/8 = 3/4
Sunday, March 2, 2014 at 3:45pm

Science
never mind i figured it out it is carbon offset but thank you any way Ms. Sue
Sunday, March 2, 2014 at 3:44pm

Science
Do you have other choices?
Sunday, March 2, 2014 at 3:41pm

Science
1 cup has 6/4 of water in it cup 2 has half of cup 1. What is cup 2?
Sunday, March 2, 2014 at 3:36pm

Science
yes, you are welcome.
Sunday, March 2, 2014 at 3:20pm

Science
In an effort to reduce global warming, individuals and companies have been buying __________________ to fund restorative projects Can someone please help me I am thinking Carbon Filters but i think that might be wrong
Sunday, March 2, 2014 at 3:17pm

Science
so it is d right? thank you
Sunday, March 2, 2014 at 3:11pm

Science
mass is matter
Sunday, March 2, 2014 at 3:10pm

Science
which property of nutrients shows that they are a type of matter? A. Nutrients are colorful B.Nutrients can do work C. Nutrients contain energy D. Nutrients have mass
Sunday, March 2, 2014 at 2:58pm

Physical Science
The air temperature on a certain day is 86 degrees F A)Convert to Celsius? B) Calculate the sound of speed in air? C)When a 653Hz tornado siren is turned on, the sound takes 2.3s to reach an observer. How far is the observer from the main siren, and what is the wavelength of ...
Sunday, March 2, 2014 at 2:34pm

Physical Science
An ultrasonic wave in water is a compression wave that travels at 1,400 m/s A) An ultrasonic wave from a ship travels to the bottom of a lake and back in 0.16s. How deep is it at this point? B) If an ultrasonic wave is emitted in the ocean where the ocean's depth is 3.5km...
Sunday, March 2, 2014 at 2:31pm

science
A copper calorimeter of mass 150g, was half filled with water of mass 300g and temperature 0 degrees celcius. 5g of ice at 0 degrees celcius was added to the content, later some quanity of steam was passed into the mixture and the temperature rose by 20 degrees celcius. ...
Sunday, March 2, 2014 at 12:44pm

Science - ?
Hmmm. I get d3 = 6*4 + 1/2 (-6/4)*4^2 since v goes from 6 to 0 in 4 seconds. bob's the physicist, but ...
Sunday, March 2, 2014 at 12:24pm

science
h = 15.8 + (25.2 sin 32.7°)t - 4.9t^2 = 15.8 + 13.61t - 4.9t^2 I get max height = 25.25 at t=1.388, which is as you say, 9.46m above the roof. h=0 when t=3.66 v = 13.61 - 9.8t = -22.26 when h=0
Sunday, March 2, 2014 at 12:16pm

Science
Ok, I see it now, the total displacement is the sum of d1=1/2 *1*6^2 d2= 1*6*12 d3=1/2 (-1*6*12)/4 *4^2 check those... then floor=displacement/3 + 1 assuming ground floor is called floor 1 displacement= d1+d2+d3
Sunday, March 2, 2014 at 7:04am

Science
with what constant deacceleration value?
Sunday, March 2, 2014 at 7:01am

science
An airplane pilot sets a compass course due west and maintains an airspeed of 225km/h . After flying for a time of 0.520h , she finds herself over a town a distance 122km west and a distance 15km south of her starting point. Part A Find the magnitude of the wind velocity. v = ...
Sunday, March 2, 2014 at 6:23am

Science
The slevator starts at 1st floor and accelerated 1m/s^2 for 6 seconds and continues at a constant velocity for 12 seconds more and is then stopped in 4 seconds with constant deceleration. If the floors are 3 meters apart at what floor does the elevator stops?
Sunday, March 2, 2014 at 5:51am

science
A man stands on the roof of a building of height 15.8m and throws a rock with a velocity of magnitude 25.2m/s at an angle of 32.7∘ above the horizontal. You can ignore air resistance. Part A Calculate the maximum height above the roof reached by the rock. y = 9....
Sunday, March 2, 2014 at 5:20am

Science
http://www.google.com/search?q=brain+con​volutions&tbm=isch&tbo=u&source=univ&sa=​X&ei=7qcSU4XrEKjhyQHF24CgBQ&sqi=2&ved=0C​CQQsAQ&biw=1366&bih=643
Saturday, March 1, 2014 at 10:40pm

Science
Why do you think the human brain has more convolutions than a pig brain?
Saturday, March 1, 2014 at 10:36pm

Science
Right.
Saturday, March 1, 2014 at 10:36pm

Science
In order to prevent a mass erosion event, like we experienced in 1930's Dust Bowl event, which of the following should farmers do? A.) remove worms, ants, and other organisms that live in the soil B.) Keep the land irrigated C.) remove native grasses D. plant the same crop...
Saturday, March 1, 2014 at 10:33pm

physical science
a = (V-Vo)/t = (20-0)/15 = 1.33 m/s^2.
Saturday, March 1, 2014 at 8:10pm

Science
Google- plate tectonics mountain formation -maybe?
Saturday, March 1, 2014 at 7:22pm

Science
What is a mountain's origin?
Saturday, March 1, 2014 at 7:16pm

Science
What would happen if you moved the bar magnets further away from the armature when the St.Louis motor was running? Please help! I have been searching for r The answer for days and can't find it anywhere Thank you
Saturday, March 1, 2014 at 6:36pm

Science
Since people are omnivores, we could become predators and prey on deer.
Saturday, March 1, 2014 at 3:07pm

Science
Vocab Words:decomposer carnivores herbivores producer food chain food web predators prey omnivores scavengers photosyntheis . :)
Saturday, March 1, 2014 at 3:03pm

science
reason for _______ earth is tilted 23 1/2 from a line perpendicular to its orbit, the length of daylight varies and because of the angle at which the sun's energy strikes a given location through the years
Saturday, March 1, 2014 at 2:56pm

science - incomplete
What are your vocabulary words?
Saturday, March 1, 2014 at 2:55pm

Science
Help Ms.sue
Saturday, March 1, 2014 at 2:43pm

Science
What Would Happen If We Hunted Deer Population Use Three Vocab Words HELP Ms.sue :) btw this is about the food chain
Saturday, March 1, 2014 at 2:41pm

science
Average about 28 days. Diagram lacking. You cannot copy and paste here.
Saturday, March 1, 2014 at 12:50pm

science (?)
It would help greatly to know the context of the term.
Saturday, March 1, 2014 at 12:41pm

Science
Why are generators not allowed in Niagara Falls? I am assuming that it has something to do with environment but I can't find the exact answer anywhere ?
Saturday, March 1, 2014 at 12:26pm

science
unscramble rorpsfgnloaedeasi
Saturday, March 1, 2014 at 11:39am

science
lol
Saturday, March 1, 2014 at 11:37am

science
lol
Saturday, March 1, 2014 at 11:36am

Life science, history, geography, and maths literacy
Katlehong technical
Saturday, March 1, 2014 at 10:53am

science
I suspect you had a reading to do, and you are supposed to be using context clues to figure out the meaning here. I suspect b or d, but you have to look for other clues in the reading.
Saturday, March 1, 2014 at 6:30am

Science
time in air: hf=ho+vo*sin20*t-4.9t^2 hf,ho=0, vo given 11m/s solve for time. Now, how far d=voCos20*time
Saturday, March 1, 2014 at 6:14am

Science
A long jumper leaves the ground at an angle of 20 degrees above horizontal and at a speed of 11m/s..how far does he jump?
Saturday, March 1, 2014 at 3:56am

science
2. when the speakers refers to pausing " enjoyed the view / of the trees and the folwers," he really is about ( 1point ) A .looking down at the view from the mountain b. giving up the struggle to just focus on his past successes c. begin inspired by the beauty of ...
Saturday, March 1, 2014 at 12:09am

Science
What three things can be done to increase the speed and power of a St.Louis electric motor?
Friday, February 28, 2014 at 11:27pm

science
It's discharged as menstrual flow.
Friday, February 28, 2014 at 10:52pm

science
2. which of the following happens when a low - mass star runs out of fuel ? choose all that apply . ( 3points ) A ITS CORE BECOMES A WHITE DWARF B ITS OUTER LAYERS FORM a nebula , or vast cloud of gas and dust c its outer layers expand , and the star becomes a red giant d. gas...
Friday, February 28, 2014 at 10:51pm

science
.What happens to the endometrial tissue if the egg does not get fertilized ?
Friday, February 28, 2014 at 10:44pm

science
3.what hormone stimulates the thickening of the endometrial tissue? 4.Describes what occurs to the follicle around day 13 and 14 ? what is this process called ?
Friday, February 28, 2014 at 10:44pm

science
1.Approximately how long (in days)is the female reproductive cycle?? Describe the structure that is 2.illustrated at the bottom of the diagram .What is it called ?
Friday, February 28, 2014 at 10:43pm

science
Explain the difference between the ovarian cycle and the menstrual cycle ??
Friday, February 28, 2014 at 10:34pm

science
4. a scientist exams a sample of an object from the solar system . there is evidence that the object included ice . the sample most likely comes from a(n) ( 1point ) a . Asteroid b. comet c dwarf planet d meteroroid
Friday, February 28, 2014 at 9:34pm

science
hmmmm.
Friday, February 28, 2014 at 9:23pm

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