Wednesday
February 10, 2016

Homework Help: Computers: Computer Science

Recent Homework Questions About Computer Science

science help PLS
Which of the following is a sign of poor quality water? Zero turbidity A pH of 7.0 High phosphate content High dissolved oxygen is it d
Tuesday, February 2, 2016 by Oscar

science help PLS
Which of the following is a sign of poor quality water? Zero turbidity A pH of 7.0 High phosphate content High dissolved oxygen is it d
Tuesday, February 2, 2016 by Oscar

Science
Two forces of 5n and 12n respectively act on the same piun.Show how you would determine the magnitude of the resultant by using the tail to head and tail to tail method and Pythagoras theorem(13n)
Tuesday, February 2, 2016 by Lerato

Science
1. A ___ has a definite shape and a definite volume. (1 point) solid•• liquid gas molecule 2. Why is a gas able to flow? (1 point) Its particles have melted and can move around. Its particles have high viscosity and can move around. Its particles have enough energy ...
Tuesday, February 2, 2016 by Vanessa

science
A boy is standing at the top of the a building, 40 m high. He leans over the side and throws a pebble vertically upwards from the edge of the building at 12m.s^-1. The pebble reaches the ground at the foot of the building. Calculate time for the pebble to reach the ground
Tuesday, February 2, 2016 by Itumeleng

Science
1. what is the momentum of a 20.0 kg scooter traveling at 5.00 m/s? 4.00 kg m/s 20.0 kg m/s 25.0 kg m/s 100 kg m/s 2. Which of the following describes the relationships between friction and inertia? when there is more friction, there is less inertia when there is less friction...
Tuesday, February 2, 2016 by Help Please

math, science, algebra, geography
I am having trouble in 5th grade.
Tuesday, February 2, 2016 by Natalie

NATURAL SCIENCE
CAN YOU PLEASE HELP ME TO DRAW A PYRAMIT TABLE
Tuesday, February 2, 2016 by THATO

Science
A force of 20N act an object angle of 30 to the inclined plane . The object move 8.0m up the unclined plane what is the workdone by the force plz draw.
Tuesday, February 2, 2016 by Ibn isah pd.

Science
the active ingredient in the alergy medication claritin contain carbon,hydrogen,chloride,nitrogen,and oxygen its molecules formula is C22H23ClN2O2.the standard adult gosage utizies 1.572*10^19 molecules of the spicies determine the mass gosage of the active ingridient in the ...
Tuesday, February 2, 2016 by Kriatian ferrer

Science
A flatt horizontal road is been designed for 60km/hr speed limit if the maximun acceleration of the car travelling on the road is to be 15m/s at the above speed limit.what is the minimun radius of the curvature of the curve on the road
Tuesday, February 2, 2016 by Paul

Science (physics)
Before Felix enters the capsule, what can we say about his gravitational potential energy and kinetic energy?
Monday, February 1, 2016 by elle

Science
How does a butt work?
Monday, February 1, 2016 by Fredrick

science
The equilibrium constant for the gas phase reaction N2O4 ⇀↽ 2 NO2 at a certain temperature is K = 0.0466. If the initial concentrations are [N2O4] = 1.0 M, [NO2] = 0.0 M, what are the final concentrations of [N2O4] and [NO2], respectively? 1. 1.0 M ; 0.22 M 2. 0.8 ...
Monday, February 1, 2016 by cora

Science
How do you think a scientist might figure out a person’s identity from bones? My answer I think that depending on the shape and size of the bones are different for every person like you DNA. This is how they know who you are. it is also possible that your bones carry DNA ...
Monday, February 1, 2016 by Anonymous

Physical science
What is the current produced by a 9volt battery flowing through a resistance of 2*10 ohms
Monday, February 1, 2016 by Denise

Science
If a crate with 350N is pulled so that the crate slides at a constant velocity what is the friction force?
Monday, February 1, 2016 by Jane

Science
what is Porn?
Monday, February 1, 2016 by Girl with questions.

Science
A body of mass 8kg moving with a velocity of 10m/s collides with another body of mass 6kg moving in the opposite direction with a velocity of 50m/s.determine their common velocity in the direction of A after collision
Monday, February 1, 2016 by Yunus

MATERIAL SCIENCE
1. Calculate the theoretical density of Barium metal barium 2. Calculate the theoretical densities and packing factor of barium zirconate (BaZrO3), and barium cerate (BaCeO3), both of which form the perovskite structure
Monday, February 1, 2016 by MANFRED

Science
If a spring has a shiffness of 9,50nm-1 what work will be done in exered the spring by 60mm.
Monday, February 1, 2016 by Favour o idris

Science
What is the centripetal acceleration a satellite is orbiting the Earth at an altitude of 300.22 km?
Monday, February 1, 2016 by Jack

physical science
A golfer on a level fairway hits a ball at an angle of 38° to the horizontal that travels 85 yd before striking the ground. He then hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 85 yd. At what angle was the ...
Monday, February 1, 2016 by Brian

science
What is the form of the graph, and what is the approximate distance traveled by the aircraft in 7.5 seconds
Monday, February 1, 2016 by tre

science
If exponential growth occurs in the population of a species of predator, the population of its prey will most likely decrease quickly. increase slowly. stay the same. experience exponential growth.
Monday, February 1, 2016 by sarah

science n4
a bullet is fired vertically upwards wth a initial velocity of 300m/s as it leaves the barrel.the rifle barrel is level with the ground and the rifleman stands in a trench.calculate the velocity of the bullet when it is 200m from ground level during the downward movement.
Monday, February 1, 2016 by nare

Science
Plz correct me if I'm wrong!! 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 ...
Monday, February 1, 2016 by Vanessa

science
Atomic no.of an element is 12. what is it valency?
Monday, February 1, 2016 by sakshi

science
एक कण 60 डिग्रì​8; के कोण पर 200 मी सेकंड से फेका जाता है...
Monday, February 1, 2016 by mohitsherawat

science
A loaf of bread weighs 1,362 g. The weight in kilograms is Select one: a. 1,362 kg. b. 0.01362 kg. c. 0.1362 kg. d. 1.362 kg. Next
Monday, February 1, 2016 by katelyn

science
if more sugar is placed into a glass of iced tea than can dissolve in the te,the additional sugar will sink to the bottom of the iced tea. Which of the following statements best accounts for the observation that an oversupply of sugar crystals will collect on the bottom of the...
Sunday, January 31, 2016 by Flora

science STEM FAIR
Do all liquids evaporate at the same rate ? Liquids 1. Water 2. Nail polish " Remover " 3.Ginger ale
Sunday, January 31, 2016 by Jada .. ( friends call me Jaay / Jay )

science
Can you predict the force needed to stretch the rubber band to 40.0cm?why or why not
Sunday, January 31, 2016 by alicia

earth science
The global ocean covers about 70% of the Earth’s surface. If all the ocean water was uniformly distributed over the whole surface, what would be its depth? Assume that the Earth is a perfect sphere, and the average ocean depth is 4 km.
Sunday, January 31, 2016 by Marisa

SCIENCE HELP PLS
Which of the following is a source of graywater? Sewage water Shower water Water waste from an auto repair garage Water waste from a chemical company is it b
Sunday, January 31, 2016 by Oscar

Science
Describe one observation astronomers use to show that the universe is expanding
Sunday, January 31, 2016 by Sarah

Science
-Explain how and when the universe formed according to the big bang theory? -Explain how and when our solar system formed? -Describe one observation astronomers use to show that the universe is Expanding?
Sunday, January 31, 2016 by Sarah

science
1. The liquid part of the blood is called _____. (1 point) hemoglobin plasma platelets white blood cells 2. Your circulatory system can best be compared to _____. (1 point) gates a net pipes a balloon 3. Which of the following shows the correct order of blood flow? (1 point) ...
Sunday, January 31, 2016 by Anonymous

science
Which of the following describes Joseph Lister’s role in discovery and prevention of disease? (1 point) recognized the relationship between disease and cleanliness discovered that microorganisms cause disease in humans invented pasteurization developed a series of methods...
Sunday, January 31, 2016 by Anonymous

science
how many electrons are in the sodium sulphate?
Sunday, January 31, 2016 by jailos

Science
if a strong odour is smelt continuously for some time the sensation of smell of that substance weakness why?
Sunday, January 31, 2016 by Rabin

science
a body floats with only 30% of its volume out of water.calculate the density of this body.
Sunday, January 31, 2016 by kaunda kapalu

Science
which part of the tongue is stimulated by more temperature? Explain.
Sunday, January 31, 2016 by Rabin

SCIENCE
A MACHINE OF EFFICIENCY 60% IS USED TO RAISE A LOAD OF 150kg THROUGH A VERTICAL DISTANCE OF 2.5m.CALCULATE THE WORK DONE [IN JOULES]. I tried E=WORK OUTUT/WORK INPUT times 100% 60=150 times 10 times 2.5/work input times 100 60 times work input=3750 times 100 work input=375000/...
Sunday, January 31, 2016 by JOY

science
a 50 kg of astronaut ejects 100 g of gas from his propulsion at a velocity of 50 m/s. what is his resulting ?
Sunday, January 31, 2016 by kim allyson

Science
Find the resultant of two displacement vectors A and B, the magnitude of A is 45 meters and the magnitude if B is 25 meters?
Sunday, January 31, 2016 by Vince Jerald

Science
An artificial satellite circles around the earth at the height where the gravitational force is one fourth of that at earth's surface. If the earth's radius is R the height of the satellite above the surface of the earth is?
Sunday, January 31, 2016 by Shubham

Science
Explain how coal is useful in the production of iron and aluminium.
Saturday, January 30, 2016 by Anonymous

science
what is the velocity of a 0.7 kg ball that has a momentum of 1.4 kg m/s
Saturday, January 30, 2016 by kc

science
Which is not part of your immune system's response to a disease-causing organism? vaccination recognition disposal immunity vaccination right
Saturday, January 30, 2016 by Anonymous

Science
Ionic bonds: a. result from the sharing of electrons between atoms. b. form only between polar molecules. c. form between atoms that develop opposite charges. d. result from the natural repulsion that develops between protons. answer is C
Saturday, January 30, 2016 by mandy

Science
As a result of rigorous experimentation Question 7 options: more hypotheses may be developed. more questions may be asked. a new biological concept could emerge. entire theories may be modified or discarded. all of these i suppose
Saturday, January 30, 2016 by mandy

Science
Hypotheses can be rejected or supported by experiments, or, in some instances, new observations. i think it's true
Saturday, January 30, 2016 by Seth

Science
Consider the researcher's experiments on the mysterious die-offs of fish in North Carolina rivers. Which of the following best represents her main hypothesis? Question 8 options: Fish maintained in laboratory environments were dying when exposed to river water. Microscopic...
Saturday, January 30, 2016 by Seth

Science
Organisms designated autotrophs obtain their energy from: other producers. dead consumers. decomposers. inorganic sources. i think it's all of these.
Saturday, January 30, 2016 by Jane

Science
How do astronomers use spectroscope??
Saturday, January 30, 2016 by Tina

Life science,geography ,history and mathematical literacy
Is it possible for me to do Nursing with those subjects?
Saturday, January 30, 2016 by Reazy Beans

pure maths, tourism, religion, life science, life orientation, agriculture
do I fit to study nursing? ?
Saturday, January 30, 2016 by shanique

Science
How does altitude affect climate? The higher the altitude, the colder the climate will be. (MY ANSWER) The lower the altitude, the older the climate will be. The higher the altitude, the hotter the climate will be. Altitude is not related to climate.
Friday, January 29, 2016 by LOVE

Science
Plz correct me if I'm wrong!! Which of the following is a chemical property of aluminum? A.) The melting point of aluminum is 660 degrees C B.) The boiling point of aluminum is 2519 C C.) Aluminum does not dissolve in water D.) Aluminum reacts with oxygen••
Friday, January 29, 2016 by Vanessa

Science
A storm with winds over 120/km/h that can last several weeks is a? A.Tornado B Hurricane C Jet Stream D Thunderstorm I think its hurricane am i right?
Friday, January 29, 2016 by Sam

Science
You digestive system has three main functions: digestion, absorption, and elimination. In which organ does absorption begin? A)Mouth B)Stomach C)Small intestine D)Gallbladder I think its C.
Thursday, January 28, 2016 by I need help

Physical Science
At a baseball game a ball of mass m = 0.11 kg moving at a speed v = 22 m/s is caught by a fan. the ball is stopped in 0.014 s , find the average force of the ball on the catcher's hand?
Thursday, January 28, 2016 by Eryn

computer science
The question thus is the military initiated Arpanet, which matured into our Internet through a high social value of its potential, still provide the same social value it initially provided when the web exploded in popularity?
Thursday, January 28, 2016 by kris richey

Computer Science
Create a class called Shapes that has a private int field named radius and the proper get- and set- methods (according to our Java coding standards). Create a constructor that takes an integer as a parameter to initialize the radius. Create a void method called report() that ...
Thursday, January 28, 2016 by Justin

science
what happens to animals when habitats change
Thursday, January 28, 2016 by Anonymous

Science
Plz Correct me!! Table salt has the chemical formula NaCl. Table sugar has the chemical formula C12H22O11. Which of the following is true? (1 point) Both compounds are held together by chemical bonds. Both compounds have the same density. Both compounds react with water. Both ...
Thursday, January 28, 2016 by Vanessa

Science
Plz correct me!! A student combined water, sugar, and salt in a beaker. Which of the following statements is true? (1 point) The individual substances can be separated by physical means. The individual substances cannot be separated by physical means.* A new substance is made ...
Thursday, January 28, 2016 by Vanessa

Science
Table salt has the chemical formula NaCl. Table sugar has the chemical formula C12H22O11. Which of the following is true? (1 point) Both compounds are held together by chemical bonds. Both compounds have the same density. Both compounds react with water. Both compounds contain...
Thursday, January 28, 2016 by Del Rey

computer
Give 5 operating system manufacturer and the operating system they have prod
Thursday, January 28, 2016 by ibrahim

Science
Table salt has the chemical formula NaCl. Table sugar has the chemical formula C12H22O11. Which of the following is true? (1 point) Both compounds are held together by chemical bonds. Both compounds have the same density. Both compounds react with water. Both compounds ...
Thursday, January 28, 2016 by Vanessa

Science
Select three words that belong together. To do this pick one word from each of the three sets below: Set 1: Estuary, Lake, Neritic Zone Set 2: High Salt, Intermediate Salt, No Salt Set 3: Trout, coral, oyster Answer choices: A) Neritic zone, intermediate salt, oyster B) Lake, ...
Thursday, January 28, 2016 by Cami

science
a box of 5kg lies on a ramp of inclination 30degrees. Calculate the maximum static friction force needed to keep the box stationary
Thursday, January 28, 2016 by pertunia

Science
Under which conditions are clouds formed from ice crystals? A.strong winds B.high altitude (MY ANSWER) C.low humidity D.high pressure
Thursday, January 28, 2016 by LOVE

Science
Select three words that belong together. To do this pick one word from each of the three sets below: Set 1: Estuary, Lake, Neritic Zone Set 2: High Salt, Intermediate Salt, No Salt Set 3: Trout, coral, oyster Answer choices: A) Neritic zone, intermediate salt, oyster B) Lake, ...
Thursday, January 28, 2016 by Anonymous

Science
Blank is a round pellet of ice larger than 5 millimeters in diameter. Snow. A hailstone. Sleet. (MY ANSWER) An ice crystal.
Thursday, January 28, 2016 by LOVE

Science
Which of the following safety measures should you observe when there is lightning. Stay away from objects made of plastic. Stay away from metals and other objects that conduct electricity. (MY ANSWER) Stay near open windows. Stay on the roof of your house.
Thursday, January 28, 2016 by LOVE

Science
Eli sees a puddle in parking lot after a rainstorm. The next day, the puddle has gotten smaller. Which of the following most likely happened to the water in the puddle? It condensed. It evaporated. (MY ANSWER) It became colder. It transpired.
Thursday, January 28, 2016 by LOVE

Science
Which of the following is a correct description of a tornado? A large swirling low pressure system that forms over that forms over the warm Atlantic ocean. A winter storm with wind speeds of at least 56 km/h and low visibility. A violently rotating column of air in contact ...
Thursday, January 28, 2016 by LOVE

Science
When water droplets in a cloud combine, become too heavy, and fall to the ground, you are experiencing? Evaporation. Condensation. Precipitation. (MY ANSWER) Transpiration.
Thursday, January 28, 2016 by LOVE

Science
What would be a great title for this question.... Which food will mold the fastest??
Thursday, January 28, 2016 by Utash

Science
A mixture of sugar and water can be separated by _________________. Choose all that apply. (2 points) using a magnet boiling the mixture •• evaporating the mixture•• using a filter Correct me if I'm wrong!!
Thursday, January 28, 2016 by Vanessa

maths science and geography
in a geometric sequence,the fifth term is four times the third term,and the second term is 4.if r<0 determine the value of r,the common ratio
Thursday, January 28, 2016 by thabang

Science
Check my answers!! Plz 1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a ...
Thursday, January 28, 2016 by Vanessa

Science
Hi, yesterday I got an Email from my teacher saying I "Plagiarized" on my short essay question. Here is the question and answer. Question: How are a mold and a cast related? Answer: A mold and a cast both hold someone or something into a single shape. They both can ...
Thursday, January 28, 2016 by Eric Sanchez

Science Help!
Long hair is recessive in cats. Which of the following Punnett squares shows a cross that would result in the probability that 75% of the offspring will have short hair?
Thursday, January 28, 2016 by Please help!

Science
In pea plants, purple flowers are dominant over white flowers. Which Punnet square correctly shows the cross of a plant with white flowers and a plant that is heterozygous for purple flowers? A. Aa,Aa, aa, aa B. Aa,Aa, Aa,Aa C. AA,Aa, Aa,aa D. AA,AA, Aa,Aa
Thursday, January 28, 2016 by Please help!

Science
3. Through which process will metamorphic rock and igneous rock change into sedimentary rock?
Thursday, January 28, 2016 by LOL :)

science help
What is a genetic mutation? A:the process of decreasing chromosomes numbers to half of what the parent cell has. B:the copying of DNA to form identical daughter cells. C:a permanent change in an organisms genetic code. D: a fusion of egg and sperm cell to produce a new ...
Thursday, January 28, 2016 by reality check

Science
When you turn on a battery powered flashlight you transform... 1) heat into light chemical energy 2) chemical energy into electrical energy and light 3)heat into chemical energy and light 4) electrical energy and light energy into chemical energy
Thursday, January 28, 2016 by Hannah

Class 8 Science App
Hello, Have you seen the new app MarkSharks Class 8 Science? I like it a lot.It's very interactive and makes learning fun. Please try it and tell me what you think. You can download on the Google Play Store and use it on any android device
Thursday, January 28, 2016 by Avani

Science
Hello, Have you seen the new app MarkSharks Class 8 Science? I like it a lot.It's very interactive and makes learning fun. Please try it and tell me what you think. You can download it here and use it on any android device.
Thursday, January 28, 2016 by Avani

Math
To purchase a computer for the student activities office, the freshman class decides to raise 1/4 of the money, and sophomore class decides to raise 2/3 of the money. The student government association agrees to contribute the rest, which amounted to $200. What was the cost of...
Wednesday, January 27, 2016 by Maritza

maths lite.life science.agric.afrikaans
is it possible for me to become a medical docter without pure maths but life science??
Wednesday, January 27, 2016 by TSHIRELETSO

science
if the canoe accelerates from 0 to .8 m/s in .2 s, what is the acceleration
Wednesday, January 27, 2016 by Anonymous

Science Plzz correct me!!!
What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 point) ...
Wednesday, January 27, 2016 by Samantha

Science
what can fossils tell you about organisms and environments of the past?
Wednesday, January 27, 2016 by Avery/connexus

Physical Science
QUESTION---Which waves have wavelengths longer than those of visible light? MY ANSWER--Infrared light, microwaves and radio waves have wavelengths longer than visible light. Radio waves have the longest wavelength. Are there any others?
Wednesday, January 27, 2016 by cookiemonster

science
Scientists earlier believed that the lowest measurable temperature is the freezing point of ice. However, modern scientists believe that temperatures below the freezing point of ice can also exist. What best accounts for these different opinions? scientists propose ...
Wednesday, January 27, 2016 by Oscar

Science
1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 ...
Wednesday, January 27, 2016 by Samantha

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Homework Help: Computers