Sunday

July 24, 2016
**physics**

a. A power plant burns coal and generates an average of 610.0 Megawatts (MW) of electrical power while discharging 915.00 MW as waste heat. Find the total electrical energy generated by the plant in a 30-day period. b. Coals vary a lot in their energy content. The energy ...
*Saturday, January 9, 2016 by shila*

**mechanics**

please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
*Saturday, January 9, 2016 by collins*

**Math**

The coordinates below represent two linear equations. How many solutions does this system of equations have? Line 1 x y –2 7 0 6 Line 2 x y 3 0 0 –3 A. 0 B. exactly 1 C. exactly 2 D. infinitely many
*Saturday, January 9, 2016 by Anonymous *

**math **

Solve the system x+4y=1,-x+y=4.What is the -coordinate of this solution x.
*Saturday, January 9, 2016 by may*

**Math**

Tell whether the system has one solution infinitely many solutions or no solution. 1.5x+2y=11 3x+6y=22 a. one solution b. infinitely many solutions c. no solution
*Friday, January 8, 2016 by Kaai97*

**Math**

Tell whether the system has one solution infinitely many solutions or no solution. x=-7y+34 x+7y=32 a. one solution b. infinitely many solutions c. no solution
*Friday, January 8, 2016 by Kaai97*

**Math**

Tell whether the system has one solution infinitely many solutions or no solution. 6y=-5x+24 2.5x+3y=12 a. one solution b. infinitely many solutions c. no solution
*Friday, January 8, 2016 by Kaai97*

**mechanics**

please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
*Friday, January 8, 2016 by collins*

**physics**

(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re), where Re is the radius of the ...
*Friday, January 8, 2016 by Anonymous*

**physics**

(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re), where Re is the radius of the ...
*Friday, January 8, 2016 by collins*

**math**

You plant an 8-inch-tall tomato plant that grows 5 inches taller each week. On the same day, you plant a 14-inch-tall tomato plant that grows 3.5 inches taller each week. Graph a system of equations that represents the heights y (in inches) of the plants after x weeks. Use the...
*Friday, January 8, 2016 by masha*

**u.s. history **

Which cash crops were the most successful in the international interdependence system? Cotton, corn, squash, hemp Indigo, cotton, rice, tobacco *** Indigo, corn, potatoes, rum Tobacco, corn, rice, pumpkins
*Friday, January 8, 2016 by Labbayk *

**u.s. history **

Which answer best expresses some of the issues related to the court system that are listed in the Declaration of Independence? Cutting off trade and imposing taxes on the colonists are unfair practices. Denying the colonists trial–by–jury and sending them to Britain ...
*Friday, January 8, 2016 by Labbayk *

**basic chemistry**

different ways to split a mixture of benzene into components using two phase system separation
*Thursday, January 7, 2016 by shivani*

**science**

(c) Because static friction can adjust, the system can be at rest if the mass of block C is between some maximum value and some minimum value. What are these values if the coefficient of static friction between block B and the table is 0.200?
*Wednesday, January 6, 2016 by xxxxxxx*

**science**

1. The skeletal system is created to ____________ internal organs. A) protect <------------------- B) maintain C) support D) hide 2. Your elbow and knee are examples of A) ligaments. B) joints. <-------------------- C) cartilage. D) angles. 3. The muscular system allows ...
*Wednesday, January 6, 2016 by Anonymous *

**English**

I need help Can u tell me the meaning MEDIA IS THE NERVOUS SYSTEM OF OUR CULTURE plz tell me what it means
*Wednesday, January 6, 2016 by Lola*

**ELA/Social Studies**

Medieval Times: Letter to the Queen of Conections Academy PLease help You will earn a 10/10 portfolio grade for correctly completing and submitting the following assignment by 10/30/2015: Please review the attached list of Medieval titles, trades, positions and classes. Use ...
*Wednesday, January 6, 2016 by Charlie Shuler*

**Math**

You have a total of 21 pens and pencils. You have 3 more pens than pencils. Write a system of linear equations that represent this situation. How many of each do you have?
*Tuesday, January 5, 2016 by Carly*

**Physics**

1) Design a gear system using 12, 34 and 36 teeth gears that achieve a gear ratio of 13.5:1 and has the top and bottom gear spinning in opposite directions. 2) For a pulley system with 8 supporting strands, how far would you have to pull the rope to lift a 125 kg object 1.0 ...
*Tuesday, January 5, 2016 by Lea*

**Algebra. **

What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D??
*Tuesday, January 5, 2016 by Sierra.*

**Algebra**

Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. I need someone to help me go through this and point me into the correct direction. 5. Matt and Michelle are selling fruit. Customers can buy small boxes of ...
*Tuesday, January 5, 2016 by LadyPhantomhive*

**Physics**

For a pulley system with 8 supporting strands, how far would you have to pull the rope to lift a 125 kg object 1.0 meters off the ground? What if the pulley system were only 80% efficient?
*Tuesday, January 5, 2016 by Lea*

**Algebra 1**

What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D??
*Tuesday, January 5, 2016 by sierra.*

**Pre-Algebra**

Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me work through this. 4. The difference of two numbers is 3. Their sum is 13. Find the numbers. 5. Matt and Michelle are selling fruit. Customers can ...
*Tuesday, January 5, 2016 by LadyPhantomhive*

**Algebra. Please help me understand.**

Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. 3. The school that Kevin goes to is selling tickets to a fieldtrip. On the first day of ticket sales, the school sold 3 adult tickets and 1 child ticket for a ...
*Tuesday, January 5, 2016 by LadyPhantomhive*

**Math**

Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me solve this. 2. The Clippers scored a total of 80 points in a basketball game against the Bulls. The Clippers made a total of 37 two-point and three...
*Tuesday, January 5, 2016 by LadyPhantomhive*

**(Math) Help me solve this Pls. **

Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer 1. An exam worth 145 points contains 50 questions. Some of the questions are worth two points and some are worth five points. How many two point questions are on ...
*Tuesday, January 5, 2016 by LadyPhantomhive*

**history**

Which answer best explains how the Articles of Confederation established governmental roles in regards to a system of currency? Both Congress and the states could print and borrow money. The states printed their own money. There was no national money. Congress could print ...
*Tuesday, January 5, 2016 by Marc-Anthony*

**Algebra 1**

What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
*Tuesday, January 5, 2016 by makayla.*

**Algebra 1**

What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
*Tuesday, January 5, 2016 by logan.*

**Algebra 1**

What is the solution to the system? use elimination . -18.6x+ 17.2y=90.2 14.2x+ 3.4y= -35.8 a.(3,2) b.(-3,2) c.(2/3,4/9) d.(2,3) IS IT D?? Terry and ed start a lawn mowing business and purchase mowers and equipment for $800. They charge $20 for each lawn and $4 worth of gas ...
*Tuesday, January 5, 2016 by Altman Star*

**Algebra 1**

What is the solution of the system ?? 4x+3y= 12 7x+5y=26 a.(18,20) b.(18,-20) c.(-20,18) d.(20,18) is it c?
*Tuesday, January 5, 2016 by Sierra Elizabeth*

**Algebra 1**

What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6 My answer chosies are a. (1,-3) b.(1,3) c.(3/10, 4/5) d.(-2,-2)
*Tuesday, January 5, 2016 by Sierra Elizabeth*

**Algebra 1**

What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6
*Tuesday, January 5, 2016 by Sierra Elizabeth*

**Math**

Solve the system using elimination. 10y − 2x = 50 6x − 3y = 12 A. (5, 6) B. (2.1, 0.2) C. (2.1, 4.6) D. (6, 5)
*Tuesday, January 5, 2016 by Daniel*

**Math (Help) thx!**

Solve the system using elimination. 2x − 5y = −5 x + y = 8 A. (−2, 10) B. (5, 3) C. (11, −3) D. no solution
*Tuesday, January 5, 2016 by Kaashif*

**Math**

When you solve the system shown by the elimination method, which statement is true? y + 3x = 10 −y − 3x = 10 A. You eliminate y; the sum of the coefficients of y is zero. Then, you can solve for x. B. There is no solution; x and y are eliminated and you get the ...
*Tuesday, January 5, 2016 by Albert*

**Math**

Solve the system using substitution. 6x + y = 12 4x + 6y = −8 A. (2 1/2,3) B. (−2 1/2,−3) C. (2 1/2,−3) D. no solution I GOT B!
*Tuesday, January 5, 2016 by Albert*

**Math**

Solve the system using substitution. x = y − 6 y = 6 − 3x A. (0, 6) B. (6, 0) C. (0, −6) D. (−6, 0)
*Tuesday, January 5, 2016 by Albert*

**Math**

Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)
*Tuesday, January 5, 2016 by Albert*

**MATH help ty**

Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)
*Tuesday, January 5, 2016 by Gopi*

**Math (Help) thx!**

Solve the system using elimination. −7x + 15y = 95 7x − 15y = 115 A. (7,935) B. (935,7) C. (15,1313) D. no solution
*Tuesday, January 5, 2016 by Gopi*

**Algebra 1**

What is the solution of the system? use substitution . 4x+2y=10, y=-3x+6
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

which graph represents the solution of the given system? y= -3x-4 y+4=-3x
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

which graph represents the solution of the given system? y=3x+2 y=3x-1 please hep!!
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

A local citizen wants to fence a rectangular community garden. The length of the garden should at least be 110 ft. and the distance around should be no more than 380 ft. Which system of inequalities and graph represent the possible dimensions?
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

How many solutions does this system of equations have ?? 2x= 10y + 6 and x+ 5y = 3 does it have infinitey many??
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

How many solutions does this system of equations have ?? y= 4x + 3 and 2y - 8x =3
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

How many solutions does this system of equations have ?? 2x= 10y + 6 and x+ 5y = 3
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

which graph represents the solution to the given system -4x+ 2y = -11 and -2x + 2y = -15.
*Monday, January 4, 2016 by Sierra Elizabeth*

**Algebra 1**

which graph represents the solution to the given system y=-x+2 and y=3x-1 ??
*Monday, January 4, 2016 by Sierra Elizabeth*

**Social Studies (Check, Please!) (Ms. Sue)**

1. How did the status of women and African Americans in the armed forces change during the war? A: In World War I, women were barred from combat. Many jobs available to women in the army were administrative or clerical. This all changed during World War II. Women were able to ...
*Sunday, January 3, 2016 by Victoria*

**Math**

Solve the system using substitution: x = y - 6 y = 6 - 3x Answer choices: (0,6) (6,0) (0,-6) (-6,0) (
*Sunday, January 3, 2016 by David*

**Math**

Solve the system by graphing. x+y=−2 y=13x+2 A. (6, 4); The image is of a 2-dimensional graph with an x-axis and a y-axis. One line is drawn passing through co-ordinates (-3,1) and (3,3). Another line is drawn from co-ordinate (-2,-4) to (6,4). B. (−3, 1); The ...
*Friday, January 1, 2016 by Mary Alise*

**Math**

Solve the system using elimination. Express as ordered pair. 2x - 7y = 27 3x = 2y = 3
*Friday, January 1, 2016 by Harriett*

**Algebra**

Solve the system by graphing. x+y=−2 y=13x+2 Thanks jiskha,com :)
*Friday, January 1, 2016 by Norman*

**Math**

Hi, I need help on this problem:Solve the system of equation by giving an ordered pair for 14x +3y = 115 7x +3y = 80 Use the 3 Methods in your work. Thank You, I am not sure how to use graphing, substitution, and elimination, please show these methods.
*Friday, January 1, 2016 by Kaashif*

**Algebra**

Job A pays Edith $4 an hour. Job B pays her $8 an hour. She will work both jobs. She is able to work no more than 15 hours a week. She wants to earn at least $80 a week, working a combination of both jobs. Write a system of inequalities that can use used to represent the ...
*Friday, January 1, 2016 by Zero*

**mechanics**

please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth (r>Re...
*Friday, January 1, 2016 by incredible*

**Operating system**

What is the . Let us define “most-recently-used” (MRU) as a page removal algorithm that removes from memory the most recently used page. Perform a page trace analysis using three page frames and the page requests from the previous exercise. Compute the failure and ...
*Thursday, December 31, 2015 by philo*

**accounting **

When sales are constant, but the production level fluctuates, net operating income determined by the absorption costing method will:
*Thursday, December 31, 2015 by Mary *

**Algebra 1 Solving Systems Using Elimination**

What is the solution of the system? y = -3x 3x + 2y = 6 (2, 6) (-1, 3) (-2, 6) (1.5, -4.5)
*Monday, December 28, 2015 by Riley*

**algebra**

1. What is the solution of the system? 4x + 3y = 12 7x + 5y = 26 A. (18, 20) B. (18, -20) C. (-20, 18) D. (20, 18)
*Wednesday, December 23, 2015 by blahblah*

**metreology**

Wien’s radiation law says that the wavelength of most intense radiation (λmax) emitted by a blackbody is inversely proportional to the absolute temperature (T) of the object. The surface of the Sun radiates as a blackbodyat a temperature ofT=6000 kelvins so that the ...
*Tuesday, December 22, 2015 by larry*

**math help pls pls**

Maya had $27. She spent all the money on buying 3 burgers for $x each and 2 sandwiches for $y each. If Maya had bought 2 burgers and 1 sandwich, she would have been left with $11. A student concluded that the price of each burger is $5 and the price of each sandwich is $6. ...
*Monday, December 21, 2015 by Oscar*

**math help pls pls**

Two systems of equations are shown below: System A 6x + y = 2 −x − y = −3 System B 2x − 3y = −10 −x − y = −3 Which of the following statements is correct about the two systems of equations? The value of x for System B will be 4 ...
*Monday, December 21, 2015 by Oscar*

**MATH HELP**

Solve the following system of equations: x − 2y = 6 2x − 4y = 10 Infinitely many solutions No solutions (0, 0) (6, 10) is it A
*Monday, December 21, 2015 by Oscar*

**math**

. A drama club was performed in an auditorium that has a capacity of 540. Students had to pay $7 a ticket and adults were charged $10. On opening night, the auditorium was full and they brought in $4764 in ticket sales. Write a system of equations to model this situation and ...
*Sunday, December 20, 2015 by jordan*

**math help pls pls**

A system of equations is shown below: x + y = 3 2x – y = 6 The x-coordinate of the solution to this system of equations is _____.
*Sunday, December 20, 2015 by Oscar*

**Math **

Rick works two jobs to pay for college. He tutors for $20 per hour and also works as a bag boy for $7 per hour. Due to his class and study schedule, Rick is only able to work up to 25 hours per week but must earn at least $200 per week. If t represents the number of hours Rick...
*Saturday, December 19, 2015 by Oscar*

**Math**

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 3x + 10 y is less than negative 3 over 4 times x minus 1 Part A: Describe the graph of the system, including shading and the types of lines graphed...
*Saturday, December 19, 2015 by Riley *

**Health 4 questions PLZ HELP MEEEEEEE**

1) Which type of fat is not naturally found in foods and should be very little in your diet? A. Monounsaturated fat B. Saturated fat C. trans fat*** D. Unsaturated fat*** ( I can choose between D and C) 2)Trans fat can be best limited in the diet by_______ A. drinking low-fat ...
*Friday, December 18, 2015 by Brody My BF*

**Health**

1) Which type of fat is not naturally found in foods and should be very little in your diet? A. Monounsaturated fat B. Saturated fat C. trans fat*** D. Unsaturated fat*** ( I can choose between D and C) 2)Trans fat can be best limited in the diet by_______ A. drinking low-fat ...
*Friday, December 18, 2015 by Brody My BF*

**phsice**

A block of weight W = 17 N, which can slide without friction on a 32.5° incline, is connected to the top of the incline by a massless spring of unstretched length xo = 0.34 m and spring constant k = 225 N/m. By how much will the spring be stretched when the system is in ...
*Friday, December 18, 2015 by selen *

**Social sudies**

What was the purpose of the Missouri Compromise? A) It was an attempt to annex new territories from Mexico. B) It was an attempt to abolish slavery in the United States. C) It was passed to force South Carolina to secede from the Union. D) It was an attempt to balance ...
*Friday, December 18, 2015 by PLease help*

**Help!!**

The public school system in Georgia was the result of laws passed during
*Thursday, December 17, 2015 by :)*

**Business **

regarding retailing in developing countries briefly describe a traditional retail system and its main characteristics
*Thursday, December 17, 2015 by Viv*

**algebra**

What is the solution of the system? y = -3x 3x + 2y =6 I don't get this, please help.
*Wednesday, December 16, 2015 by james*

**Math**

James wants to buy a video game system that costs $310.00. His Parents say James must raise 45% himself. How much money must James raise? (1 point) A: $124.00 B: $135,00 C: $139.50*** D: $170.50
*Wednesday, December 16, 2015 by Star Wars Geek*

**Algebra**

1.What is the solution of the system? y=9x-2 y=7x+3 A.(-5/2,41/2) B.(5/2,41/2) C.(5/2,-41/2) D.(-5/2,-41/2) 2.The table below shows the height (in inches) and weight (in pounds)of eight basketball players. Height=67, 69, 70, 72, 74, 78, 79 Weight=183, 201, 206, 240, 253, 255 ...
*Wednesday, December 16, 2015 by GummyBears*

**Algebra**

1.Tell whether the sequence is arithmetic. If it is, what is the common difference? -19,-11,-3,5... A.yes;5 B.yes;6 C.yes;8 D.no 2.What is the slope of that passes through the pair of points? (-6,8),(2,3) A.-3/8 B.-1/8 C.-7/8 D.-5/8 3.Write an equation in point-slope form for ...
*Wednesday, December 16, 2015 by GummyBears*

**physics**

An object of mass m attached to a spring of force constant k oscillates with simple harmonic motion. The maximum displacement from equilibrium is A and the total mechanical energy of the system is E. What is the object's velocity when its potential energy is 2/3E? the ...
*Tuesday, December 15, 2015 by anna*

**Physics**

Just before your mountain bike ride, you eat a 240 Calorie exercise bar. (You can find the conversion between food Calories and Joules in the People’s Physics chapter and several references online.) The carbon bonds in the food are broken down in your stomach, releasing ...
*Monday, December 14, 2015 by V*

**Math**

There is a hot-air balloon festival in System Springs. Seventy-Two balloons reigistered to participate, paying $25 each. Five of those registered didn't show up and refunded half their money. Three additional balloons showed up and paid the registration cost plus an ...
*Monday, December 14, 2015 by Help*

**Physics**

A spring with k=1400N/m is firmly anchored to the bottom of a swimming pool. A diver in full SCUBA gear with total mass of 100kg and density of 0.65g/cm3 holds on to the top of the spring. The system reaches a new static equilibrium. After the print is elongated by a length ...
*Monday, December 14, 2015 by Eric*

**math**

Four years from now Emily will be as old as Cathy is now. Seven years ago, the sum of their ages was 22. Write a system of equations to model this situation and solve it using substitution to determine how old the girls are now.
*Sunday, December 13, 2015 by jordan*

**math**

The perimeter of a rectangular cattle enclosure is 400 feet. It is 40 feet longer than it is wide. Using a system of equations solve for the length and width of the enclosure using the substitution method.
*Sunday, December 13, 2015 by jordan*

**Biology**

The endocrine system a. affects only the reproductive system b. releases hormones into the bloodstream c. competes with the nervous system d. is made up primarily of glands with ducts I chose d. Is this correct? I want to make sure.
*Sunday, December 13, 2015 by Peeps (BtsArmy)*

**accounting **

Walk talk manufacture a cordless telephone system . At the beginning of the financial year ending 30 Nov 2009 , the firm budgeted to make and sell 50,000 units of its only product , the NOVA at the selling price of 30 $ per unit . other budgeted information is as follows : ...
*Sunday, December 13, 2015 by imad *

**Social Studies**

Please check the 6 questions with my answers. Thank you. Social Political Economic? For each of the following statements, determine whether the statement is Social, Political, and/or Economic in nature. Some statements can be two or more types. 1. "The federal government ...
*Saturday, December 12, 2015 by anon*

**Math**

A system of equations is shown below: x + y = 3 2x − y = 6 The x-coordinate of the solution to this system of equations is _____. I'm thinking it could be X=3
*Friday, December 11, 2015 by Student *

**Ap physics 1**

The mass of a star in a galaxy far, far away, is 3.12 × 105 Earth masses, and the mean distance from the center of this star to the center of a planet with the same mass as our Earth is 2.46 × 108 km. Treating this planet and star as particles,with each mass ...
*Friday, December 11, 2015 by Jonathan*

**Health**

This type of auto-immune disease occurs when the immune system attacks the layer of insulation that surrounds the nerves and slows nerve impulses. A. asthma B. allergies C. multiple sclerosis D. rheumatoid arthritis
*Friday, December 11, 2015 by Sinistare Stewie*

**math written assignment help **

A’s DJ service charges a $200 setup fee and $75 an hour after that. B’s DJ service charges no setup fee but costs $125 an hour. (4 points) Set up equations for both of the services using x and y. Determine the variables and provide an explanation for why you chose ...
*Friday, December 11, 2015 by kate*

**science**

which of the following boxes below represent a stable system and describe how a disturbance to this box would affect it and use the terms center of mass and equilibrium in your response.
*Thursday, December 10, 2015 by looloo*

**physics**

Two blocks are arranged at the ends of a massless string as shown in the figure. The system starts from rest. When the 4.01 kg mass has fallen through 0.412 m, its downward speed is 1.3 m/s. The acceleration of gravity is 9.8 m/s 2 .
*Wednesday, December 9, 2015 by zach*

**Physics**

A person slides down a slope. At the end of their slide they are brought gently to rest by a large spring. Friction on the slope cannot be ignored. Draw an energy bar chart for this situation. Define your system any way you want, but clearly state how you have defined your ...
*Wednesday, December 9, 2015 by Daniel*

**Science**

1.)TRUE OR FALSE: Scientific investigations involve testable questions. * True False 2.)Which of the following would not be a reliable place to find research for a scientific investigation? * science journals experts wikipedia textbooks 3.)Why should a scientist reapeat an ...
*Wednesday, December 9, 2015 by Jasmine*

**MATH**

While traveling for vacation, you have decided to divide your lodging between a resort and a regular stay hotel. Let x represent the number of nights you will spend in a resort and let y represent the number of nights you will spend in a regular stay hotel. A) Write a system ...
*Wednesday, December 9, 2015 by Anonymous *