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Environmental Science
54. In two or three well-developed paragraphs, list five pollutants affecting the environment and human health. Also list the source of each of these pollutants, and identify the possible effects of each one as well. There are five main pollutants that are affecting the enviro...
Environmental Science
33. A true statement about greenhouse gases is that they a. convert sunlight into heat energy that warms Earth b. are concentrated in the stratosphere c. trap heat that is radiated upward form Earth d. are not affected by human activity For a long time I was stuck between A an...
Environmental Science
8. which of the following factors does NOT help predict future oil production and its future cost? a. the number of oil refineries operating in the past b. changes in technology c. cost of obtaining fuel d. number of oil deposits discovered after reading a little about this to...
Environmental Science
4. Which of the following issues hinders efforts to achieve sustainability? a. who will solve environmental problems b. who is responsible for environmental problems c. who pays the costs of implementing solutions d. all of the above I'm really not sure. I would pick D.
SCIENCE
Didn't mean to ask but i was really curious and didn't get an answer from researching.Why is physics necessary in becoming a dentist?
science
I am doing a project on the Silurian time period and we need to know some organisms that were created during the time and some that went extinct. I found a bunch that were created but i didnt find any that went extinct!! Help!!
Science
What is something that I can compare an animal or plant cell to? I need to draw something that works similarly to a cell. For example, an amusement park or something.
8th grade science
A glass of water is placed on a very sensitive scale and several antacids tablets are dropped into the water. The weight of the glass and its contents is less after the tablets dissolve than before the tablets dissolved. Tell how matter is conserved ? Please help! I couldn'...
Science
1. Temperature cools about 6.5 degrees Celsius per kilometer of _______. 2. ___________ from 10 km to 50 km about Earth, this layer contains ozone that absorbs much of the Sun's ultraviolet radiation. It contains most clouds and ____________. 3. _______ layers include the ...
Science-Space Exploration
Could someone please have a few moments to go through my other previous posts on Exploring Space, thanks. I need them to be checked over, and any other information would be appreciated, thanks again:-)
Environmental Science
34. In two or three well-developed paragraphs, list four federal laws that relate to mining and reclaiming mined land, and state examples of provisions of each. Can I please get some help on this question? Thank you. Environmental Science - y912f, Monday, March 15, 2010 at 2:5...
Environmental Science
Research Paper I need to write a research paper on coral reefs. i need to compose a research paper that deals with coral reefs and addresses enough of the questions below in order to meet the minimum page requirements for the paper (3-4 double spaced pages) Explain what a cora...
7th grade science
what is the position of the diaphram when you make it inhale and exhale?
science
7) - An object accelerates (changes its speed) only if the forces acting on it in one direction are greater than the forces in the opposite direction, All of the following objects will accelerate EXCEPT? A) a ball striking a wall, in which the force of the ball on the wall is...
Environmental Science
Research Paper I need to write a research paper on coral reefs. i need to compose a research paper that deals with coral reefs and addresses enough of the questions below in order to meet the minimum page requirements for the paper (3-4 double spaced pages) Explain what a cora...
Science
Why are spurgeons important to theie ecosystem?
Environmental Science
34. In two or three well-developed paragraphs, list four federal laws that relate to mining and reclaiming mined land, and state examples of provisions of each. Can I please get some help on this question? Thank you.
physical science
in a transverse wave, the what is the lowest point?
science
what is mant by fuel
scienc
Resources: Ch. 5 of Visualizing Environmental Science and Appendix C „h Due Date: Day 2 [Main forum] „h Review Ch. 5, The Flow of Energy Through Ecosystems. Then, complete Appendix C. „h Post your response to the following: Identify the fruit or vegetable you se...
science
how does newton's laws apply to a toothpicks bridge
Science
I am making a pedigree and I want to know what do you call a person that Talks Alot????
8th grade science
what functions does a nuclear membrane, chromatin, and nucleolus have
modern science
can someone pleaseexplain to me what cathodic protection is and how it works? i understand that a metal gets charged but what does that do? Thank you =)
Science
4)Explain why,when a soccer ball is kicked, the action and reaction forces don't cancel each other. a)The force of the player's foot on the ball greater than the force on the ball on the player's foot. b)They act on two different objects. c)The reaction force happe...
Science-Chemistry
syringe filled with water and left by the sink in the sunshine. Ten minutes later sees little puddle of water under the syringe tip. What caused the little puddle of water to appear under the syringe tip? Use words particle and kinetic energy in explanation
Science
Where does the energy go when you melt chocolate?
science
I am doing a project on paper planes, and I don't know what they mean by indepent and dependent variable, I know I want to see what flies further, a light weight paper plane or a plane made of heavier paper, but then they ask about the dependent and independent variable ca...
Science 6th Grade
When the frequency of a note is twice the frequency of another, the notes are a(n) ______________ apart.
Science 6th Grade
Light, XRays, and radio waves contain _____________ with different amounts of energy.
Physical Science
The frequency of circular motion for a charged particle moving around in the presence of a uniform magnetic field does not depend on ... a)The radius of the circle b)The mass of the particle c)The charge of the particle d)The magnitude of the magnetic field e)Actually, it depe...
Political Sciences
Consider the follow scenario: You are a criminal defense attorney, and your client has just been found guilty by the U.S. district court in Illinois. Respond in 200-300 words with these questions. What are your options for appeal? Describe the appeals process all the way to th...
science
a current of 4a flows through a 12v headlight for 10min calculate energy transfered during this time
science
what happens as a metal breaks? does the crystals of the crystal lines break? explain and make a sketch
science
explain what causes lightning and thunder.
science
If a atom has 26 protons, 26 electrons, and 30 neutrons, what is its mass number?
science
YOUR DESK IS CLASSIFIED AS A SOLID BECAUSE IT HAS A DEFINITE SHAPE AND VOLUME AT?
science
The earth exerts a force of 2200N on an orbiting communications satellite that is 35mi above the earth..What is the magnitude of the force the satellite will exert on the earth??
Science
What two things must be measured to find the speed of a moving bicycle? a. mass and inertia b. distance and time c. gravity and friction d. position and motion
Computer Science
Using the operations push(E obj), peek(), pop(), empty() give a Java implementation of the method // Reverses the elements in the stack //and returns the result. // The stack passed as an argument to //reverse() will be // destroyed upon return. public static StackInt reverse ...
science
A skater is coasting alone the ice without sexerting any apparent force. Which law of motion explains the skater's ability to continue moving?
Science
After a soccer ball is kicked into the air, what force or forces are acting on it?
science
Liters and milliters are used for measuring?
science
mass is usually measured in?
science
"Two children who are fighting over a toy pull on it from opposite sides. The result is a stand-off. Explain this in terms of the net force."
science
what type of interaction occurs between organisms fighting for same resources?
science
The speed of a rain is reduced unformly from 10m/s to 5m/s while covering a distance of 50m.What is its acceleration??
Computer science
PLEASE SOMEONE HELP ME! I need help calculating the charges and setup to display savings. 1. Help with calculations. No matter the numbers i input just the base rate comes up. 2. I need help changing the code to "Modify the program so it calculates and displays the amount...
classroom instruction
Teachers do need to establish ground rules about discussion: students should learn to listen politely to each other, and to agree to differ on occasion. Teachers can model calm and polite behavior, without giving in to irrationality. It is important to make clear to children t...
Physical Science
Two parallel transmission wires are laid between electrical towers. The distance between towers is 200 m, while the separation between the parallel wires is only 2.5 m. If the wires carry each a current of 1000 A, the magnitude of the force between the wires is closest to ... ...
Science (Ecology)
I need to search for an organization that works toward Water Development, other than World Water. I have to include what it does, countries of operation and funding
science
what would happen if there were no decomposers in an ecosystem?
computer science
a bank charges $10 per month plus the following check fees for a commercial checking account: $.10 each for fewer than 20 checks $.08 each for 20-39 checks $.06 each for 40-59 checks &.04 each for 60 or more checks write a program that asks for the number of checks written dur...
computer science
write a program that asks for the starting time and minutes of the call, and displays the charges. the program should ask for the time to be entered as a floating-point number in the form HH.MM. for example, 07:00 hours will be entered as 07.00, and 16:28 hours will be entered...
computer science
write a program that calculates a customer's monthly bill. it should input customer name, which package the customer has purchased, and how many hours were used. it should then create a bill that includes the input informtion and the total amount due. the bill should be wr...
science
the first manned rocket was built in what state
Physical Science
A 9-Volt battery is used to charge a 280 mF capacitor over a 81 Ohms resistance. How long will it take for the capacitor to reach 75% of its maximum charge? What formula is relevant?
science
how do i draw a simple particle diagram to show how ear defenders will work
SCience
An RC-circuit has a time constant of 6x10-3 seconds. The capacitor stores a maximum energy of 8 J, when charged using a 3-Volt battery. Using the same battery, we want to increase tenfold the amount of stored energy, while keeping the same time constant (to ensure that the cha...
Science
The bottled water industry has become an enormous, multi-billion dollar a year industry.there are some negative impacts of bottled water idustry on enviroment.many of these bottles are recycled by conscientious consumers, most are not, and are ending up in increasingly over-bu...
sciencee
1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume? 2. If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas? 3. A 1.04-L sample of gas at 759 mm Hg pressure ...
SCIENCE
what time tutors stay
science
please help me write a paragragh please it is due tommorow.
science
for my intro i got a 'Water is the elixir of life'and i got lota of negative impact are trasportation, production is the reliance on fossil fuels,Raw plastic must be heated before it can be injected into bottle-shaped blow molds, and this heat source is often electrici...
Science
Which foods contain solids,liquids, and gases?
science
how long does it take to grow different fruits and vegetables? I need a chart! Please!!!
Science
A new organism is found that is multicellular, does not have a backbone and has six legs. Classfy this organism in two ways.
science
it is water bottled compony is currentl employing sustainale development first we have to tell breif history about negative impact of industry second we have to explain new sustainable practices of the idustry third we have to tell what is the store in the future of this indus...
science
just help me how to start my intoduction on bottled water idustry
science
Which foods contain solids,liquids, and gases?
science
can you tell me negative impact of water bottled industry
arts high enviromental science
describe the four properties that scientist use to predict population size
Science
Homw many grams of copper sulfate pentahydrate (CuSo4 5H2O) would you heat to produce 29.8 g of water?
Environmental Science
Please let me know if my answer is correct. 31. In two or three well-developed paragraphs, explain how citizens can affect environmental policy at each level of government: local, state, and national Citizens can affect environmental policy at three levels: local, state, and n...
Environmental Science
Please check if my answer's correct. 30. In two or three well-developed paragraphs, identify three or more ways in which the choices that you make as an individual may affect the environment. Provide examples of each. There are many ways in which the choices that you make ...
Environmental Science
Please check my answers. 29. In two or three well-developed paragraphs, explain how pollutin can come from both natural sources and from human activities. Provide examples of each. It is true that pollution can come from both natural sources and from human activities. Although...
science
which ocean current cools the climate of locations along the northeastern coastline of north america?
science
why is fair weather common duing periods oh high pressure?
biology 123456723456782345678
The science of nutrigenomics helps us to choose the functional foods which best suit your genetic make up What is the link between your understanding of the human genome and the food you eat? thanks
environmental science
what is a example of mutualistic symbiosis between the organisms of fungus and a photosynthetic alga?
Earth Science
Judging from the sizes of the before-and-after craters atop Mount St. Helens (Figs. 4.8 and 4.9 of the Lab book), which volcanic event appears to have been the more explosive, the last one before 1980, or that which occurred in 1980
science
okay after the diver jumps foward from the diving board,the force of gravity will accelerate the diver PARALLEL to the direction of motion , is the uppercase true or false?
computer science
I need help with c++ on the codeblocks. when i run the program with lines of code, i get this warning. warning: command line option "-Wmain" is valid for C/ObjC but not for C++ can anyone tell me what this mean???
science
what is lava q2 what r the three resource of nature
science
what is lava
science
a thick,shar-edged gray cloud is probably made of ? not?
Science-Chem
Sucrose, C12H22O11, is burned to produce carbon dioxide and water. What is the balanced formula and reaction type?
Physical science
A man drinks a bottle of beer and proposes to work off it's 460 kj by exercising with a 20-kg barbell. If each lift of the barbell from chest height to over his head is through 60 cm and the efficiceny of his body is 10 percent under these circumstances, how many times mus...
Marine Science
I've searched and read so many things but i have yet to find the answer that my teacher is looking for. What percentage of energy is transferred from a producer to a: (A) secondary consumer, (B) tertiary consumer, (C) quaternary consumer?
computer science
ineed help with c++. i am using code blocks and i have a problem with the compiler. when I run this code ¡é # include <iostream> using namespace std; int main() { cout<<"Hello World!"<<endl return(0); } this message keep pops up. ¡...
science
does carbonation or amountof caffeine in a drink or liquid affect plant growth?
science
How many grams of CuSO4 .5H2O are needed to prepare 50 ml of 0.30M CuSO4 solution
physical science
Does sound travelfaster in warm or cool air?
science
how do you do covelent bonds? (dealing with atoms/elements)
science
you have a picture of a mouce on the west window where would the shadow be in an hours time and what would course it to be there ie the earths spin axis the sun
Math
I have a bar graph that shows the number of students by major in the College of Arts and Science. Math shows 200 students History shows 300 students English shows 400 students Science shows 150 students Other shows 175 students What percent of students in the college are histo...
science
how does air pressure affects the outer space
science
what is the human perception of how much energy a sound wave carries?
Physical Science
Find the resulting acceleration from a 300 N force that acts on an object with a mass of 3,000 kg.
Physical Science
A rock thrown straight up climbs for 2.50 s,the falls to the ground. Neglecting the air resistance, with wat velocity did the rock strike the ground?
Physical Science
A rocket moves through outer space at 11,000 m/s. At this rate, how much time would be required to travel the distance from Earth to the Moon, which is 380,000 km?
Physical Science
What is the acceleration of a car that moves from a speed of 5.0 m/s to a speed of 1 m/s during a time of 6.0s?
Physical Science
How many meters away is a cliff if an echo is heard 0.500 s after the original sound? Assume that sound traveled at 343 m/s on that day.
Physical Science
How much would 80.0 kg person weight (a) on Mars, where the acceleration of gravity is 3.93 m/s2, and (b) on Earth's Moon, where the acceleration of gravity is 4.63 m/s2?
Physical Science
What was the average speed in km/h of a car that travels 400.0 km in 4.5h?
Physical Science
A hot dog bun (volume 240cm3) with a density of 0.15g/cm3 is crushed in a picnic cooler into a volume of 195cm3. What is the new density of the bun?
Physical Science
A cubic tank holds 1,000.0 kg of water. What are the dimensions of the tank in meters? Explain your answer.
grade five science
why do you think it would be very dangerous to lose a quart of blood in an accident?
5th grade science
Describe the function of the lungs in the circulatory system.
Science/Energy
I need to write a paper on why saving energy would benefit us. The paper will be sent to Congress so I need really good reasons! Any websites that can help?
8th grade science
how do i solve this problem The Math Behind the LawHow much force is Mike applying to the 1000 kg car to make it accelerate at a rate of .05 m/s2?
Environmental Science
#35. In two or three well-developed paragraphs, explain how fossil fuels are used to generate electricity in an electric power plant. Electricity is generated through an electric generator, which is a machine that converts mechanical energy, or motion, into electrical energy. ...
Environmental Science
#36. In two or three well-developed paragraphs, explain how fossil fuels form and how they are used. Here's what I got: Fossil fuels are not distributed evenly around the world, which is why there is an abundance of oil in Texas and Alaska but very little in Maine. Coal fo...
science
You are given three cups of liquids that look identical. Use the sequence words - first, next, after, and finally - to explain how you might tell whether the liquids are the same or different?
science
how are hurricanes paths projected? and i need it before 9 o'clock. i go to the same school as eunice kim
science
What is the net force of 25n downward and 45n upward?
science
looking for some adaptations the chinese golden pheasant might have made
science
how are hurricane paths projected? i need 2 answers by the end of the day!!!!!
science
what land locations around the world have the highest incidences of hurricanes? i need 3 answers by the end of the day!!!
science
why is Drosophila melanogaster named so?
science
identify a company that is currently employing sustainable development practices i have one company coco cola but i need three please help me
science
What animal eats lions? What animal eats tigers? What animals eats wolves?
science
where do scavengers go on the food web/ food chain? like on the top or botttom orr?
english
please explain : “Science gives an intellectual view of reality, and the arts try to make the emotions as precise and disciplined as sciences do the intellect. But of course it’s nonsense to think of the scientist as a cold, unemotional reasoner and the artist as som...
4th grade
Of the first graders who were asked,1/6 like math best,2/3 like reading best, and 12 like science best.How many first graders were asked their favorite subject?
9th grade
science fair ideas
Science
Do you know at what level PCE concentrations are of concern? Is 8,300 PPB a major problem?
enviromental science
Describe the major problems in today's large cities and teh cause of these problems
enviromental science
How has the size and location of big cities changes since the year 1900?
Environmental Science
True or False: Energy conservation involves getting more useful work out of the energy used, and energy efficiency involves reducing the amount of energy used. False? I think it's the other way around
Environmental Science
19. If humans use energy-efficient devices in their homes, they would be practicing which of the following? a. efficient use of a fuel cell b. energy efficiency c. cogeneration d. energy conservation D? I'm getting a little confused between energy efficiency and energy con...
Environmental Science
True or False 30. Three alternative energy sources are tidal power, ocean thermal energy conservation (OTEC), and hydrogen. True
science
my first is VAN but not in PAN,my second is EARTH and also in HEAVEN,my third is ONE and not in two,my fourh is in BUN and also in FUN,my last is in STAR but not in RADAR,i am a planet that moves round the sun.name the planet.
english
please explain : “Science gives an intellectual view of reality, and the arts try to make the emotions as precise and disciplined as sciences do the intellect. But of course it’s nonsense to think of the scientist as a cold, unemotional reasoner and the artist as som...
economics
I need help with part D below, i thought the function would be y=x/3 + y/2. 1. You produce sandwiches for the Perk cof ee stand. Sandwiches require 3 tablespoons of mayonnaise (x) and 2 tablespoons of mustard (y) (a) Write the production function for sandwiches and plot th...
Science
In order to sail through the frozen Artic Ocean, the most powerful icebreaker ever built was constructed in the former Soviet Union. At the heart of the ship's power plant is a nuclear reactor with a power output of 5.60X10^7 W (5.60 times ten to the power of seven W) How ...
science
which tectonic plate is most static?
Science
Would the "overall data trend" be the average data?
science
organisms that get their food from other organisms (they eat another organism)
science
i have a lots of question but my first onee is:whats a plant eater a meat eater what is an organism that causes anither organism to decay and my last what is what is an plant and a meat eater
science
if ice forms on the outside of a glass cup what would be the likly temp
Science fair
PLEASE HELP MS.SUE. I really need your help I'm in 3rd grade and I have to do a science fair project. I'm planning on doing the science fair project about making hot water freeze. Is it a good idea if not can you give me some ideas? And if it is then can you explain it...
english
please explain : “Science gives an intellectual view of reality, and the arts try to make the emotions as precise and disciplined as sciences do the intellect. But of course it’s nonsense to think of the scientist as a cold, unemotional reasoner and the artist as som...
science
what contributed most to the fish population dying during the 1970's
Science-Help Please
What is a concept map. I've asked that same question yesterday as well, but I don't think anyone noticed. Can someone please tell me how to create one for the milky way,thanks in advance.
science
at least 6 word to use in complete sentences to describe the motion and forces on the ice skate?
science
Is there a relationship between the direction of the ocean current and the coastal climate?
science
what examples of acids can i find in my home
english
please explain : “Science gives an intellectual view of reality, and the arts try to make the emotions as precise and disciplined as sciences do the intellect. But of course it’s nonsense to think of the scientist as a cold, unemotional reasoner and the artist as som...
Enviromental Science
Show Chemical balance of Sulfuric acid and Calcium hydrozide based on ion charges
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