Would you use a physical model or a conceptual model to describe the following: a gold coin, dollar bill, car engine, air pollution, virus, spread of sexually transmitted disease?
19,073 results
Science!
Ernest Rutherford's atomic model included a nucleus comprised of positive particles called protons. Later, James Chadwick discovered neutrons. How did Chadwick's discovery change the atomic model? A. The new model showed a negatively charged nucleus. B.

science help
What would happen to the current model of the atom if new information about its structure is discovered in the future? A. The current atomic model would be revised. B. The current atomic model would be strengthened. C. The current atomic model would be

Environmental Science
#52. In two or three welldeveloped paragraphs, list and describe the importance of the four steps in a simple environmental decisionmaking model. my answer: A decisionmaking model is a conceptual model that provides a systematic process for making

physics
Give two examples of ways that physicists model the physical world. I was wondering if this would be an effective answer for "give two examples of ways that physicists model the physical world." 1. Physicists build computer simulations. 2. They build

Statistics
A manufacturer makes two models of an item: model I, which accounts for 80% of unit sales, and model II, which accounts for 20% of unit sales. Because of defects, the manufacturer has to replace (or exchange) 10% of its model I and 18% of its model II. If

finite math
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each modelA hibachi requires 3 lb of cast iron and 6 min of labor. To produce each modelB hibachi requires 4 lb of cast iron and 3 min of labor. The

science
Rutherford used his gold foil experiment as evidence for a new atomic model. He suggested that the atom contained a small positively charged nulceus surrounded by a large void filled with only a few electrons orbiting the nucleus. What other experiment or

Algebra
Myra uses an inverse variation function to model the data for the ordered pairs below. (2, 30), (3, 20), (4, 15), (5, 12), (6, 10) Which statement best explains whether an inverse variation function is the best model for the data? An inverse function is

Chemistry
What limitations might an atomic model have in properly illustrating the structure of an atom? An atomic model cannot be used to represent the relative number of each subatomic particle within a specific atom. An atomic model helps with calculations to

Chemistry
which atomic model best explains the helium atom? A. Bohr's Model B. Dalton's Model c. Quantum mechanical model D. Thompson Model Not really sure what this question is asking.

Math
Lucia and Stephen each drew a quick picture to model 2.04. Whose model is correct? Explain the error. □□:: □□ Lucia Stephen Lucia's model is correct because it has dots that is showing hundredths place. Stephen's model has lines that are bigger

Science
A hurricane becomes more powerful be evaporating water from? lakes mountains oceans*** rivers 1. Over time, scientists have changed their model of our solar system. It has transitioned from A) a suncentered to an mooncentered model. B) a suncentered to

science
A major motor company displays a diecast model of its first automobile, made from 9.35kg of iron. To celebrate its onehundreth year in business, a worker will recast the model in gold from the original dies. What mass of gold is needed to make the new

Algebra 1
An architectural firm makes a model of a science center they are building. The ratio of the model to the actual size is 1 in.:85 ft. Estimate the height of the building if the model is 1.5 inches tall.

Mathematics
James planted a garden. He told his friends that he planted tomatoes in 1/3 of 3/4 of the garden. Which area model represents the part of the garden that contains tomatoes? A: Model shows 1/7* B: Model shows 2/10 C: Model shows 3/10 D: Model shows 0/9 * Is

business math
National Business Machines manufactures x model A portable printers and y model B portable printers. Each model A costs $100 to make, and each model B costs $150. The profits are $40 for each model A and $35 for each model B portable printer. If the total

physics
In Rutherford's famous scattering experiments that led to the planetary model of the atom, alpha particles (having charges of +2e and masses of 6.64 1027 kg) were fired toward a gold nucleus with charge +79e. An alpha particle, initially very far from the

Science
What are the advantages and disadvantages of Mathematical model  disadvantage: it often cannot account for all possible factors Advantage to a mathematical model is it can be applied to categories of any size and can predict complex events Physical Model

science
Consider the scenario. Scientists have developed a computer program that can be used to predict when volcanoes will erupt. What type of scientific model is this? mathematical model conceptual model practical model physical model I think it is conceptual

chemistry
Would you use a physical model or a conceptual model to describe the following: a gold coin, dollar bill, car engine, air pollution, virus, spread of sexually transmitted disease?

math
11. Create a scale for your model thermometer. Divide the distance between the two marks into 5mm intervals. Starting with the lowest point, label the intervals on the straw 0, 1, 2, 3, and so on. Describe your scale below. 12. Measure the temperature of

statistics
The table shows the number of manatee deaths caused by watercraft in Florida each year beginning in 1980. The years are coded that 1980 is 1, 1981 is 2, and so on. Use the table to find the best model and the r^2 value. Year: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10

marketing
Alex is developing the marketing strategy for a brand of men's clothing. Before he develops his strategy, Alex will conduct research to better understand his customers. Briefly describe a conceptual model that includes the factors he should consider in his

Math
The wingspan of a Boeing 747400 is 64.4 metres. a. If a scale model is built to the scale 1:20, what would the wingspan of the model be in centimetres? b. If the wingspan of another model is 53 cm, find the scale of the model in the form 1:x.

math
Polynomials: When you you try to convert a factored form to the standard from, I have to use the area model to help me solve it... but how you I know which values on on the top of the area model, and the side of the area model.

Math
Mrs. Roberts plans to purchase a microscope for a present as a Christmas gift. The A model magnifies to a maximum of 5 x10 2 power , while the b model magnifies to a maximum of 3x10 3 power times. Which of the following statements is true? 1. The b model

Algebra
Company produces three models of speakers. models A,B,and C and can deliver them by truck, van and car. Truck holds 2 boxes of model A, 2 of model B and 3 of model C. Van holds 3 boxes of model A, 4 boxes of model B, and 2 boxes of model C The car holds 3

math
The next model of a sports car will cost 4.4% more than the current model. The current model costs $36,000. How much will the price increase in dollars? What will be the price of the next model?

math
The scale model of a building is 5.4 feet tall. A)If the original building is 810 meters tall, what was the scale used to make the model? B)If the model is made out of tiny bricks each measuring 0.4 inch in height, how many bricks tall is the model? THANK

Science
Consider the scenario. Scientists have developed a computer program that can be used to predict when volcanoes will erupt. What type of scientific model is this? 1) Physical model 2) Mathematical model 3) Practical model 4) Conceptual model I believe that

statistics
I'm trying to work through the proof for SST = SSM + SSE MEAN = ∑(X)/N SST = ∑((x  MEAN)^2) = ∑(x^2  2 * x1 * MEAN + MEAN^2) = ∑(x^2)  2 * MEAN * ∑(x) + N * MEAN^2 = ∑(x^2)  2 * ∑(x)^2/N + ∑(x)^2/N = ∑(x^2)  ∑(x)^2/N SSM =

math
Toby is making a scale model of the battlefield at Fredericksburg. The area he wants to model measures about 11 mi by 7.5mi. He plans to put the model on a 3.25 ft by 3.25ft square table. On each side of the model he wants to leave at least 3 inches

Statistics
A manufacturer makes two models of an item: model I, which accounts for 80% of unit sales, and model II which accounts for 20% of unit sales. Because of defects, the manufacturer has to replace (or exchange) 10% of its model I and 18% of model II. If a

chemistry
1) what flaws exsit in Dalton's model of the atom? 2) what flaws exist in Thompson's plum pudding model of the atom? 3) what flaws exist in Rutherford's model of the atom? 4) what flaws in Bohr's model of the atom? 5) do any flaws exist in the modern

I NEED HELP WITH THIS. PLZ
Lesson 2:3D Views Unit 2: Measurement Multiple Choice For questions 13, use the following model. 1. How many cubes are in the base of the model? (1 point) A. 3 B. 4 C. 7 D. 2 2.How many cubes would be shown in the right view of the model? (1 point) A. 3

physics
In Rutherford's famous scattering experiments that led to the planetary model of the atom, alpha particles (having charges of +2e and masses of 6.64 × 10−27 kg) were fired toward a gold nucleus with charge +79e. An alpha particle, initially very far

Math
The depth of the first model of a mobile phone measure 7/20 of an inch. The second model is 6/7 Was the depth of the first model. The third model measured 27/35 of the size of the first model. The fourth model was 4/5 the size of the first model. What is

algebra II,math
this is another from a different section can you show me how to solve it. An electronics company produces three models of stereo speakers, models A, B, and C, and can deliver them by truck, van, or station wagon. A truck holds 2 boxes of model A, 2 of

math
Uncle Toby is making a scale model of the battlefield at Fredericksburg. The area he wants to model measures about 11 mi by 7.5 mi. He plans to put the model on a 3.25 ft by 3.25 square table. On each side of the model he wants to leave at least 3 inches

math
Toby is making a scale model of the battlefield at Fredericksburg. The area he wants to model measures about 11 mi by 7.5mi. He plans to put the model on a 3.25 ft by 3.25ft square table. On each side of the model he wants to leave at least 3 inches

math
change both measurements to the same unit of measure,and find the scale factor. 1. 4in. model of a 6ft.cabinet 2. 4cm. model of a 2m. door. 3. 12ft. model of a 100yd. playground 4. 20m. model of a 3km. street.

Math!
Change both measurements to the same unit of measure and find the scale factor. 1) 1ft model of a 1in. fossil 2) 20cm model of a 28m rocket 3) 2ft model of a 30yd sports field 4) 3ft model of a 5yd whale

psychology
When an individual feels that both health and illness are a product of psychological, biological, and social forces he or she believes in the  Biomedical model  Western Perspective Model  Biopsychosocial model  Scientific approach to medicine  Primary

Calculus
Find the sum of the squared errors for the linear model f(x) and the quadratic model g(x) using the given points. f(x) = −0.7x+3, g(x)=0.06x^2−0.6x+2 (−3, 5), (−1, 3), (1, 2), (3, 1) linear model? quadratic model ?

Calculus
Find the sum of the squared errors for the linear model f(x) and the quadratic model g(x) using the given points. f(x) = 2.0x − 3, g(x) = 0.09x^2 + 1.6x − 3 (−1, −4), (1, −2), (2, 0), (4, 6), (6, 9) linear model? quadratic model ?

Thank you Ann (kinematics)
Thank you Ann! I had the equations and really was closing in on the answer... (stopping for 23 s is what really got me confused) in either case, the displacement for a) is 888 m ! Now I'll try to calculate (b). Thank you much! P.S. This is in response to

language arts
Need to confirm if the verbs in the sentences are physical or mental actions: 1. However he won only 2 medals Physical 2. Spitz also teamed with three other Americans in 3 relay races  Physical 3. In total, Spitz won s7 gold medals in a single

Quanitive Methods
A car rental company has $540,000 to purchase up to 25 new cars of two different models. One model costs $18,000 each and the other model costs $24,000 each. Write a system of linear inequalities to describe the situation. Let x represent the first model

statistics
A sudent is analyzing data from an experiment using a linear model. when the student entered the data into his calculator and ran a least squares linear regression the calculator gave a correlation coefficient of 0.01. what can the student infer from this

algebra 2
three computers were on sale model E computer was priced at 1/3 the price model C and model P was priced at 1/2 the price of model E on business bought one of each type of computers on sale and paid a total $1800

motion,physics
Model rockets are lightweight rockets powered by very small engines. A typical model rocket has a mass of 5g.Similarly, a typical "class C" model rocket engine can produce a total impulse of 10 Newtonseconds. We usually launch model rockets vertically,

7th grade math
Toby is making a model of a battlefield. The actual area is 11 miles by 7.5 miles. He wants to put the model on a 3.25 ft by 3.25 ft square table with at least 3 inches on each side between the model and table edges. What is the largest scale he can use?

Science
Hello, hope u guys are having a good day! I need some help on this science! Thank you! Water cycle. Which of these stages of the water cycle were you able to observe in your model? What is the energy source in your model and what does it represent? Did you

englishresearch
Im analyzing the case study for the company The big Carrot. The case is confusing and I need to figure out which decision making model the company uses? Through our class we have 4 options. The managment science approach, the carnegie model, the

science
3. Would you use a physical model or a conceptual model to describe the following: brain, mind, solar system, birth of universe, stranger, best friend, gold coin, dollar bill, car engine, virus, spread of sexually transmitted disease?

Bio
How would I know when to use a mathematical model. How would I know when to use a conceptual model, computer model, and physical? Studying for a quiz :)

Political Science
Is the rationalcomprehensive model or the incremental model best used to describe policymaking in the United States? Provide examples to support your model choice

science
describe the difference between a ballandstck model and a spacefilling model of a compound ? VanessaHave you seen a ballandstick model and a spacefilling model? If so you will know how to answer this. dont give me stupid answers i can on for help

social work
My Question is “ What is a mediation model” Locate and read an article in the University Library related to a mediation model. Write a 350word summary of your article. Be sure to address the following your summary: • Identify the setting and

social work
Assignment reads Locate and read an article in the University Library related to a mediation model. Write a 350word summary of your article. Be sure to address the following your summary: • Identify the setting and populations most appropriate for the

Teachers Aide/Early Childhood Education and After
11. The most common early childhood program in the United States is A. the eclectic model. C. DISTAR. B. the Montessori model. D. the Froebelian model. I have no idea. There is really only a few sentences that would lead me to believe that the Froebelian

Math
a simple Model (model 1)of distance,d meters,fallen in time t seconds by freefall skydiver is d(t)=4.9t^2 a. sketch the model b. a different model (model 2) for the distance travelled by a skydiver is d(t)=4.9t^20.1t^2.sketch a graph of this function

Chem 1
In this website, winter.group.shef.ac.uk/vsepr/isomers.html Does model (A) have the most interactions... leaving model C to least reactions? The way I read it is that model C has the most interactions and model A has the least (overall); therefore, the

science
an atom is the smallest piece of matter which model does this describe Democrtius dalton Rutherford Thompson Bohr Wave Model

Math 1324
A manufacturer produces two models of elliptical crosstraining exercise machines. The times for assembling, finishing, and packaging model A are 3 hours, 3 hours, and 0.8 hour, respectively. The times for model B are 4 hours, 2.5 hours, and 0.4 hour. The

probability
2.The daily production from a car factory=3 different modelsA,B,C which are in two different coloursR and S. Daily the factory produces 1600 model A cars,800 of model B and 600 of model C. Overall,40% of the cars are of colour R,60% of colour S.60% of of

Technology
12. A clay model of a new automobile design would be considered a a. wireframe model b. surface model c. mockup d. prototype C

college
Using your textbook (Chapter 5), describe the model of consumer buyer behavior. Providing a list of the steps or a graphic of the model is not adequate as you must explain how the process works in the real world using your own words.

Physical Science
I need some help. I have tried working this problem and can't get it. A class is building a scale model of the planets based on the model of Mercury having a radius 0.5cm. What is the diameter of Saturn for this model?

Geometry
Max is building a spherical model of earth. He is building his model using 2inch long pieces of wood to construct the radius. The first time he tries to build the model, he uses 3 of the 2inch pieces of wood endtoend to make the radius of the model.

Abnormal Psychology
Irene has experienced physical problems because her life has been disrupted by environment changes and constraints. She complains of headaches, sleep problems, and poor relationships. Her condition can best be explained by which viewpoint?  The

Abnormal Psychology
Irene has experienced physical problems because her life has been disrupted by environment changes and constraints. She complains of headaches, sleep problems, and poor relationships. Her condition can best be explained by which viewpoint? the

basic economics
The U.S. capitalist system relies on a theoretical model, the circular flow model, with three basic elements interacting together to ensure that our needs and wants are provided. The three sectors are (a)consumer, (b)business, and (c)government. The

CHEMISTRY
PLEASE HELP I REALLY DO NOT UNDERSTAND THIS YOU DON'T REALLY HAVE TO ANSWER THE QUESTIONS BUT AT LEAST JSUT A LITTLE HINT THATS ALL PLEASE AND I HAVE A QUIZ ON THIS TOMORROW MY TEACHER REALLY CANNOT TEACH 1) what flaws exsit in Dalton's model of the atom?

physical science
Which one of these statements is true about Copernicus? a. His model included planetary orbits that were circular. b. He believed that Ptolemy's ideas about the shape of orbits were correct c. His model could not account for retrograde motion of Mars. d.

Math please help
Craig is making a model version of his neighborhood that uses model trains. The ratio of the model train to the actual train is 1:64. His neighborhood covers an area o 200,704 squared feet. What will the area of the model neighborhood be?

math
what is a number model? Since this is not my area of expertise, I searched Google under the key words "number model" to get these possible sources: http://www.minet.unijena.de/~novak/model.html

stastistics
You have a hot grill and an empty hamburger bun, but you have sworn off greasy hamburgers. Would a meatless hamburger do? The data for 12 brands of meatless hamburger were collected. Calories, fat, and sodium in these meatless hamburgers were used to

social studiestheories in lanugage
I don't understand the origins of contemporary American African English...I know that there is the dialectologists model the creolists model and the integrated model but i don't get what each one is

Physical Science
I need some help. I have tried working this problem and can't get it. A scale model of the solar system is being constructed where 40cm of the model represents 0.5 AU of actual distance. What is the model dimension, in meters, for the distance of Jupiter

math
Use 17 connecting cubes to make a kitchen model. Model is is the shape of rectangle and is one cube high. How many different ways to make the model?

Finite
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each modelA hibachi requires 3 lb of cast iron and 6 min of labor. To produce each modelB hibachi requires 4 lb of cast iron and 3 min of labor. The

Finite Math
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each modelA hibachi requires 3 lb of cast iron and 6 min of labor. To produce each modelB hibachi requires 4 lb of cast iron and 3 min of labor. The

Math
5) A car manufacturer has manufacturing plants in 3 major cities. Below are the daily amounts of cars produced per plant for 3 different model types. (matrix A) Model X Model Y Model Z Plant A 12 10 0 Plant B 4 4 20 Plant C 8 9 12 Due to wage increases,

Math
Several models of a rectangular cabin are being studied the perimeter of each model is 26 inches the length of one model is 8 inches what is the width of the model

finite
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each model A hibachi requires 6 lb of cast iron and 12 min of labor. To produce each model B hibachi requires 7 lb of cast iron and 6 min of labor. The

math gre ques
A sudent is analyzing data from an experiment using a linear model. when the student entered the data into his calculator and ran a least squares linear regression the calculator gave a correlation coefficient of 0.01. what can the student infer from this

statistics
A manufacturer makes two models of an item: model A which accounts for 70% of unit sales, and model B which accounts for 30% of unit sales. Because of defects, the manufacturer has to replace (or exchange) 4% of its model A and 17% of its model B. Question

CJS230
Can someone please assit me with finding a website to answer the folloing questions? Based on the ideals of a penitentiary, what should it be like? What was the principal goal of a penitentiary? What were the differences between the two prison models? What

HEALTH CARE COMMUNICATION STRATEGIES
Traditionally healthcare organizations have been based on the bureaucratic model. In what ways has the bureaucratic model enhanced healthcare communication? In what ways has it been a detriment? Would you recommend a different model to improve

math
Luke build a model train to a scale of 1:25.calculate a copy of the table below using his scale. length of engine on the real x and on the model is 16cm. length of train on the real 20m and x on the model. height of train is x and 12cm on the model.

math
What models can be used to help explain the concepts of addition and subtraction of rational numbers? What are the benefits to using such a model? What limitations does the model have? Create an addition or subtraction problem and demonstrate how the model

Econometric SAS
I am having trouble figuring out the correct code. I am trying to do an unrestricted and restricted model of a CobbDouglas Production Model. lnQ=B1 + B2 lnL + B3 lnK + e This is my code data cobb; infile 'cobb'; input q l k; proc reg data = cobb; model q

PHYSICS
Model rockets are lightweight rockets powered by very small engines. A typical model rocket has a mass of 5g.Similarly, a typical "class C" model rocket engine can produce a total impulse of 10 Newtonseconds. We usually launch model rockets vertically,

earth
why was Copernicus model accepted over the geocentric model, even when it did not predict stellar event any better than the geocentric model

Finite
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each model A hibachi requires 3 lb of cast iron and 6 min of labor. To produce each model B hibachi requires 4 lb of cast iron and 3 min of labor. The

7th grade math
Toby is making a model of a battlefield. The actual area is 11 miles by 7.5 miles. He wants to put the model on a 3.25 ft by 3.25 ft square table with at least 3 inches on each side between the model and table edges. What is the largest scale he can use?

MATH 156
What models can be used to help explain the concepts of addition and subtraction of rational numbers? What are the benefits to using such a model? What limitations does the model have? Create an addition or subtraction problem and demonstrate how the model

Algebra/Math
Hello! I need help with the following question: The fuel economy in the new Desert Rate compact car is advertised to be a 24% increase over last year’s model. If the new model gets 31 miles per gallon, what was the fuel economy of the old model?

Justice system
In contrast to the Warren Court, the Burger Court appeared to support a/an: A. due process model. B. crime control model. C. corrections model. D. inmates model. is it B 2. Natural law is best described as: A. the laws of the church. B. a body of