Saturday

June 25, 2016
**physics**

A block and tackle system of 5 pulleys is used to raise a load of 50kg through a height of 20m the work done against friction is 200J.Calculate the work done by effort,the efficiency of the system and the effort applied.
*Saturday, June 25, 2016 by Mohamedy*

**Probability and statistics**

Astronomers treat the number of stars in a given volume of space as a Poisson random variable. The density in the Milky Way Galaxy in the vicinity of our solar system is 1 star per 16 cubic light years. (a) What is the probability of 3 or more stars in 16 cubic light years? (b...
*Thursday, June 23, 2016 by Sarah*

**math**

Let f be the function defined on {-3, 1} by f (x)= (x+1)/x^2+ax+b and (C) its representative curve in an orthonormal system . Knowing that the two lines of equations x=1 and x=-3 are asymptotes to (C) calculate the values of a and b.
*Thursday, June 23, 2016 by vicky*

**Algebra**

The design team for a cloth manufacturer is sending a system of equations for another team to produce a cloth to make a diagonal print for a dress. Describe what type of system you think this might be. Give your answer as a system that is solved graphically and/or ...
*Wednesday, June 22, 2016 by Payton*

**Control systems**

What is the gain margin and phase margin of this equation which represents transfer function of a unity feedback control system G(s)=(4(1+0.5s))Ã·(s (1+2s)(1+(s/20)+(s^2/8)))
*Tuesday, June 21, 2016 by Plz help*

**PHYSICS**

a mass of 3kg rests on smooth horizontal table connected by a light string passion over a smooth pulley at the edge of the table to another mass of 2kg hanging vertically. when the system is released from rest with what acceleration do the masses move and what is the tension ...
*Tuesday, June 21, 2016 by CHRISTINE*

**economics**

Part III: Calculate the Following Questions by Using hte Necessary Steps (4 pts each) 1) A monopolist is deciding how to allocate output between two markets that are separated geographically. Demands for the two markets are P1 = 15 –Q1 and P2 = 25 – 2Q2. The ...
*Tuesday, June 21, 2016 by Belete*

**physics**

As an environmentally friendly idea, some have proposed using the temperature gradient of the ocean to generate electricity. This system would use the temperature gradient between the surface of the ocean (at about 200 C) and the water temperature at a depth of about 1 km (at ...
*Thursday, June 16, 2016 by Anonymous*

**Physics**

A multicylinder gasoline engine in an airplane, operating at 2500 rev/min, takes in 7800 J of energy and exhausts 4600 J for each revolution of its crankshaft. What is the mechanical power output of the engine in kilowatts.
*Thursday, June 16, 2016 by Anonymous*

**Physics**

As an environmentally friendly idea, some have proposed using the temperature gradient of the ocean to generate electricity. This system would use the temperature gradient between the surface of the ocean (at about 200 C) and the water temperature at a depth of about 1 km (at ...
*Thursday, June 16, 2016 by Anonymous*

**math**

what are the solutions to the system? y=x^2 - 6x+7 y=-x+13
*Monday, June 13, 2016 by james*

**Health Science**

1a) What are controceptive b) Name six types of controceptive c) Name 10 diseases associated with the reproduction system. Please help me
*Sunday, June 12, 2016 by somay*

**Math**

Write 1.5 billion to indian place value system.
*Saturday, June 11, 2016 by Raj*

**History ~ Help**

"Question: What factors led to the rise of Fascism?" "I'm not here to cheat, I'm here for help, any ideas? Thank You!" Throughout the 20th Century, Fascist leaders came to power in various countries, including Germany, Italy, Soviet Union, Japan, ...
*Friday, June 10, 2016 by Jimmy*

**Intro to computers 1**

Which logging category does not appear in Event Viewer by default? A. Application B. System C. Volume D. Security
*Friday, June 10, 2016 by Melanie*

**English**

Can you summarize this case study 300 words minimum? Overview Hospital A: Porter Regional Medical Center (PRMC) Located on the east side of town, Porter Regional Medical Center (PRMC) was a for-profit hospital, consisting of 110 hospital beds, 8 of which were reserved for ...
*Thursday, June 9, 2016 by sarah*

**Math**

What must be true about the solution to this system of equations? x+4y+9z = -96 -2y+9z = -47 z = -7 a) The solution will describe the intersection point(s) of the 3 graphs. b) The value of z must be -7. c) The solutions will have values for x, y, and z. d) All of the above ...
*Thursday, June 9, 2016 by David *

**Algebra**

Create a system of equations that includes one linear equation and one quadratic equation. Part 1. Show all work to solving your system of equations algebraically. Part 2. Graph your system of equations, and show the solution graphically to verify your solution.
*Thursday, June 9, 2016 by Sally*

**physics **

4mm=0.004m 2cm=0.02m 2kg=2000g 4kg= ____m 2) 5 physical senses and why their considered physical -touch,hearing,smell,taste,sight their considered physical because The nervous system has a specific sensory system or organ, dedicated to each sense?
*Thursday, June 9, 2016 by Rein*

**Physics**

The system shown in the following figure is in static equilibrium. Find the frictional force exerted on block (m1) given that the mass of block (m1) is 8.90 kg, the mass of block (m2) is 2.59 kg, and the coefficient of static friction between block (m1) and the surface on ...
*Thursday, June 9, 2016 by Eric Sowell*

**geography **

Under the Soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources.
*Thursday, June 9, 2016 by sarah*

**Pre-Calculus Matrix**

Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. Show your work. 4x - y + 3z = 12 x + 4y + 6z = -32 5x + 3y + 9z = 20 4 -1 3 12 1 4 6 -32 5 3 9 20 I believe that the solution does not exist and how can I prove that?
*Wednesday, June 8, 2016 by Alexa*

**Physics**

A light spring of force constant 8N/m is cut into two equal parts and then are connected in parallel the equivalent force constant will be what of the system. Solve this problem
*Wednesday, June 8, 2016 by Shadab*

**Pre-Calculus**

Solve the system of equations using matrices. Use Gaussian elimination with back-substitution. x + y + z = -5 x - y + 3z = -1 4x + y + z = -2 I really need help.. 1 1 1 -5 1 -1 3 -1 4 1 1 1 -2 I've done so many different methods to solve this and I get stuck..
*Tuesday, June 7, 2016 by Alexa*

**Science ~ Astronomy**

Which evidence provides support for the nebular theory: a) scientists have observed the formation of a distant solar system b) the nebular theory has been proven mathmatically c) astronomers have observed protoplanetary disks around distant newborn stars d) none of the above I...
*Monday, June 6, 2016 by Zee*

**Algebra 2**

What is the solution set to the following system? x + y = 5 and x^2 + y^2 = 25 A) (0,-5) (-5,0) B) (0,5) (-5,0) C) (0,-5) (5,0) D) (0,5) (5,0)
*Sunday, June 5, 2016 by Rebecca*

**Science**

can you guy check my answers for science 1. Which of the following is ture about the electric charges below? A. The ball on the right had a positive charge and the ball on the left has a negative charge. B. The ball on the left has a positive change and the ball on the right ...
*Sunday, June 5, 2016 by checking my answers *

**physics**

A 0.02kg bullet is fired at a 3.5kg block which is initially at resr on a table. The bullet embeds in the block. Friction converts the 24.02J of kinetic energy to heat and brings the block and bullet system to stop. How fast was the bullet and block system sliding immediately ...
*Sunday, June 5, 2016 by ChrismB*

**Math w/reply**

Hey there, just need help with these two. I need someone to help explain them to me/break them down. 1. gr 1/100=_____mg Answer: 0.6 2. 0.3mg= gr_____ Answer: 1/200 3. gr iii /ss= ______mg Answer: 210 Thank you in advance! *** REPLY: I did not get these answers. These are the ...
*Sunday, June 5, 2016 by Anonymous*

**Chemistry**

For the equilibrium system below, which of the following would decrease the concentration of 𝑃𝐶𝑙3(𝑔)? 𝑃𝐶𝑙3(𝑔) + 𝐶𝑙2(𝑔) ↔ 𝑃𝐶𝑙5(𝑔) + 45𝑘&#...
*Saturday, June 4, 2016 by Help:(*

**Chemistry**

7. For the equilibrium system below, which of the following would increase the concentration of 𝐻2𝑂(𝑔)? 𝐶(𝑠) + 𝐻2𝑂(𝑔) + 131𝑘𝐽 ↔ 𝐶𝑂(𝑔) + 𝐻2(𝑔) a. ...
*Saturday, June 4, 2016 by Urgent*

**physics**

A 0.02kg bullet is fired at a 3.5kg block which is initially at rest on a table. The bullet embeds in the block. Friction converts the 24.02J of kinetic energy to heat and brings the block and bullet system to stop. How fast was the bullet and block system sliding immediately ...
*Saturday, June 4, 2016 by ChrismB*

**Geometry **

Find the points of intersection of the line X+Y=5, and the circle x^2+y^2=25 by solving the system of equations.
*Thursday, June 2, 2016 by Gen*

**Pre-Calculus**

Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. Show your work. 4x - y + 3z = 12 x + 4y + 6z = -32 5x + 3y + 9z = 20 Please help me..
*Thursday, June 2, 2016 by Liz*

**Pre-Calculus**

Solve the system by the substitution method. Show your work. 2y - x = 5 x2 + y2 - 25 = 0 I solved the problem but I got it wrong for some reason..can you solve it step by step?
*Thursday, June 2, 2016 by Liz*

**MATH **

Two cell phone companies have different rate plans. Runfast has monthly charges $25 plus $10 per gig of data. B A &D’s monthly charge is $18 plus 15 per gig of data. Your task is to determine under what circumstances each company has the better pricing. You will derive ...
*Thursday, June 2, 2016 by SOMEBODY PLEASE HELP !*

**U.S. History (Check!)**

1. True or false: The Watts Riot was a race riot in the Watts neighborhood. A: True 2. True or false: The Civil Rights Act of 1964 was the biggest civil rights law passed in the U.S. A: True 3. True or false: Malcolm X died of old age in 1983. A: False 4. True or false: Martin...
*Thursday, June 2, 2016 by Victoria*

**U.S. History (Check)(REED)**

1. True or false: The Watts Riot was a race riot in the Watts neighborhood. A: True 2. True or false: The Civil Rights Act of 1964 was the biggest civil rights law passed in the U.S. A: True 3. True or false: Malcolm X died of old age in 1983. A: False 4. True or false: Martin...
*Wednesday, June 1, 2016 by Victoria*

**Math - system of eqns **

Consider the system of equations: x1 + x2 + x3 = 6, −x1 − 2x2 + 3x3 = 1, 3x1 − 4x2 + 4x3 = 5. (a) Write down the augmented matrix for this system (b) Use elementary row operations to reduced the augmented matrix to reduced row-ecehelon form FOR A: Ive got: 1 ...
*Wednesday, June 1, 2016 by Drake*

**math plz help ;-;**

Determine the x-coordinate of the solution of the system of equations below. You may use any method: 2x-y=10 x+y=2 Determine the y-coordinate of the solution for the system of equations. You may use any method. 2x-y=10 x+y=2 Plz help i really don't understand these two Q ...
*Wednesday, June 1, 2016 by leo*

**chemistry **

Some physical properties of water are shown below: melting point 0.0°C boiling point 100.0°C specific heat solid 2.05 J/g·°C specfic heat liquid 4.184 J/g·°C specific heat gas 2.02 J/g·°C ΔH° fusion 6.02 kJ/mol ΔH° ...
*Tuesday, May 31, 2016 by Selena*

**Math**

Lisa and Katie are playing a card game, and a total of 900 points has been scored. Lisa scored 400 more points than Katie. If you let l= l= the number of points that Lisa scored, and k= k= the number of points that Katie scored, then the problem can be represented by the system:
*Monday, May 30, 2016 by Andy*

**math plz help ;-;**

1. Solve the system by any method: 2x-5y=-1 2x-y=1 How many solutions does the system of equations below have? Explain your answer. y=3/5x-1 y=6/10x+3 plz help me ;-; i dont understand how to do this, sorry ;-;
*Monday, May 30, 2016 by leo*

**Pre calculus**

olve the system of equations using matrices. Use Gaussian elimination with back-substitution. x + y + z = -5 x - y + 3z = -1 4x + y + z = ...
*Sunday, May 29, 2016 by Kim*

**Algebra, please help**

I've been stuck for a while on this problem Which ordered pair represents the solution to the system of equations? { 5x+3y=7 { 3x-5y=-23
*Thursday, May 26, 2016 by Ayden*

**math**

Elimination was used to solve a system of equations. One of the intermediate steps led to the equation 9x=27 . Which of the following systems could have led to this equation? 4x+3y=24 −5x−3y=3 7x−2y=15 x+y=6 9x+2y=21 −9x−2y=21 10x−y=15 x+y...
*Thursday, May 26, 2016 by Claire*

**physics **

a submarine fitted with a SONAR system operates at a frequency 50kHz. An enwmy submarine is now moving towards it with a speed of 450km/hr. Find the frequency of the sound received back at the SONAR from the enemy submarine. Velocity of sound in water is 1450m/s.
*Wednesday, May 25, 2016 by please Help urgently*

**U.S Histroy please help me**

one year ago 1. The states below were added to the Union during the decade following the War of 1812: Indiana (1816) Mississippi (1817) Illinois (1818) Alabama (1819) Maine (1820) Missouri (1821) Which statement best explains how the War of 1812 contributed to the growth of ...
*Wednesday, May 25, 2016 by sav *

**English**

1) What is the principal part of the underlined verb in the sentence? I have never beaten my grandfather at chess. A. past B. past participle C. present D. present participle "beaten" is b past participle 2) What is the principal part of the underlined verb in the ...
*Wednesday, May 25, 2016 by Rochelle*

**simultaneous-equation help am despirate**

find the value of x,yandz in the system equation 2x+y-z=8 x^2-y^2+2z^2=14 3x^3+4y^3+z^3=195 step please thanks
*Tuesday, May 24, 2016 by dam*

**Physics**

Heat is added to a system, and the system does 35.0 J of work. If the internal energy increases by 17.0 J, how much heat was added to the system?
*Tuesday, May 24, 2016 by AMOOON*

**accounts**

Mr. X purchased 2 machinery on a hire purchase system . he pays rs 125,000 down and 150,000 at the end of second yr, fourth year, sixth year. Interest is charged by vendor @ 10% p.a. with 2 yearly, rest on unpaid balance. Calculate the amount of interest and cash price.
*Tuesday, May 24, 2016 by Deepali Upadhyay*

**algebra**

how many solutions does the system of equations have? 6x+18y=9 and -1/3x+1/2 please help! thank you c:
*Monday, May 23, 2016 by bangtan trash*

**Math**

How many solution are there in the following system of equations? x=-6y+4 2x+12y=8 Please help me and explain it to me! I would really appreciate if you guys answered it!
*Monday, May 23, 2016 by Helen*

**math**

A farmer has dogs and chickens running around in his backyard. There are a total of 36 animals, and the farmer counts a total of 56 legs. The farmer can use a system of equations to determine how many of each animal there are. He claims that one of the equations in the system ...
*Monday, May 23, 2016 by Steve*

**History**

1)Which statement best explains how the War of 1812 contributed to the growth of the United States to include these states? A) Large numbers of soldiers later settled in the territories where the war had been fought. B) Military heroes from the war went into politics in the ...
*Monday, May 23, 2016 by Check work*

**U.S History**

1) Air pollutants can do all of the following EXPECT: A) damage the respiratory system B) enter the bloodstream and harm other parts of the body*** C) cause discoloration to your hair D) reduce your protection from the sun's radiation 2) Biodegradable waste threatens the ...
*Monday, May 23, 2016 by HELP PLZ*

**algebra**

The volleyball team at West View High School is comparing T-shirt companies where they can purchase their practice shirts. The two companies, Shirt Box and Just Tees, are represented by this system of equations where x is the number of T-shirts and y is the total cost of the T...
*Monday, May 23, 2016 by joanne*

**Math; Solve by Graphing**

Which description best describes the solution to the following system of equations? y = −x + 4 y = 3x + 3 Line y = −x + 4 intersects the line y = 3x + 3. Lines y = −x + 4 and y = 3x + 3 intersect the x-axis. Lines y = −x + 4 and y = 3x + 3 intersect the...
*Monday, May 23, 2016 by Pickle*

**Math**

A farmer has dogs and chickens running around in his backyard. There are a total of 36 animals, and the farmer counts a total of 56 legs. The farmer can use a system of equations to determine how many of each animal there are. He claims that one of the equations in the system ...
*Sunday, May 22, 2016 by Steve*

**Math**

A farmer has dogs and chickens running around in his backyard. There are a total of 36 animals, and the farmer counts a total of 56 legs. The farmer can use a system of equations to determine how many of each animal there are. He claims that one of the equations in the system ...
*Sunday, May 22, 2016 by Steve*

**Math**

A farmer has dogs and chickens running around in his backyard. There are a total of 36 animals, and the farmer counts a total of 56 legs. The farmer can use a system of equations to determine how many of each animal there are. He claims that one of the equations in the system ...
*Sunday, May 22, 2016 by Steve*

**math**

what is the solution to the system of equations ? x=y-3 x 3y=13 A. (1,4) B.(4,1) C.(7,4) D. (2.5,5.5) please help my best answer is b
*Friday, May 20, 2016 by Anastasia *

**SS**

"Contrary to the vulgar belief that men are motivated primarily by materialistic considerations, we now see the capitalist system being discredited and destroyed all over the world, even though this system has given men the greatest material comforts." - Ayn Rand I&#...
*Friday, May 20, 2016 by Anonymous*

**Social Studies **

What were the effects of the interstate highway system? 1.it caused decline in air 2.it connected surban areas to metropolitan areas 3.highway constructions projects created jobs 4.it enabled people to drive longer distances at faster speeds my best answer is 1 and 3 can u ...
*Friday, May 20, 2016 by Anastasia *

**Social Studies**

Out of the experience of an extraordinary human disaster that lasted too long, must be born a society of which all humanity will be proud. The time for the healing of the wounds has come. The moment to bridge the chasms that divide us has come. Never, never and never again ...
*Friday, May 20, 2016 by Sammy*

**Finance**

Following are selected financial data in thousands of dollars for the Hunter Corporation. 2012 2011 Current assets $ 500 $400 Fixed assets, net 700 600 Total assets 1,200 1,000 Current liabilities 300 200 Long-term debt 200 200 Common equity 700 600 Total liabilities and ...
*Thursday, May 19, 2016 by Veronica*

**US History**

Select all that apply. The four factors that caused New England manufacturers to start spinning mills were: A. power from waterfalls B. available cotton C. the first modern depression of 1819 E. the Embargo F. Clay's "American System" available labor G. the first...
*Thursday, May 19, 2016 by Giovanni*

**life orientation(l.o)**

Please give me an example of your belief system and how it influences your life.
*Wednesday, May 18, 2016 by Anonymous*

**math**

Lisa and Katie are playing a card game, and a total of 900 points has been scored. Lisa scored 150 more points than Katie. If you let l= the number of points that Lisa scored, and k= the number of points that Katie scored, then the problem can be represented by the system: l+k...
*Wednesday, May 18, 2016 by Claire*

**Civics (Reed)(Check)**

1. What information is being presented? What facts are presented? For trial by jury: A: You cannot set up or establish your own court system. This amendment should be more known by citizens or the people. For excessive bail and fines: A: If you are accused of a small crime, ...
*Tuesday, May 17, 2016 by Victoria*

**Civics (Reed)(Check)**

This post is about accused persons in criminal cases and speedy and fair trial. 1. What information is being presented? What facts are presented? A: For accused persons in criminal cases: A: You are protected against the abuse of the govt. in criminal cases. The govt. cannot ...
*Tuesday, May 17, 2016 by Victoria*

**pysics**

550 g of water (cw = 4186 J/kg.K) at 75°C is poured into an 855 g aluminum (cw =900 J/kg.K) container with an initial temperature of 11°C. What is the final temperature of the system, assuming no heat is exchanged with the surroundings? Select one: a. 75 °C b. 59 &...
*Tuesday, May 17, 2016 by nick*

**Algebra **

7x + 5 = y 3.5x + 20 = y Solve the system of equations. What method did you use to solve the system and why? Show your work. Can someone please explain to me the process of solving the system? That would be nice. Thanks! (=
*Tuesday, May 17, 2016 by Scarlet*

**physics**

Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle. The other two items are ...
*Tuesday, May 17, 2016 by ChrismB*

**physics**

A. State Ohm’s law B.Describe the process of electrolysis C. What is the relationship between resistance and resistivity D. What is the current through 8Ω device operating with 120V The potential difference required to pass 3A through 42Ω. E. Describe what is ...
*Tuesday, May 17, 2016 by Chansa*

**physics help me **

Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle.The other two items are ...
*Monday, May 16, 2016 by Asfand*

**Biology**

Describe the traits that distinguish animals from other organisms Explain the diversity of invertebrates, chordates, and primates using the theory of evolution Describe the structures and body systems of animals that allow them to maintain homeostasis Describe the structures ...
*Monday, May 16, 2016 by lola*

**Chemistry**

Spontaneous reactions ________. always release free energy*** always result in increase disorder of the system always take place at a rapid rate are always exothermic
*Monday, May 16, 2016 by Ben*

**Science**

Historical models of the solar system include: A.Helliocentric,B.nebular,C.Geocentric model or earth centered universe and a _ model or sun centered universe
*Monday, May 16, 2016 by Hailey*

**Civics (Reed)(Check)**

This post is about accused persons in criminal cases and speedy and fair trial. 1. What information is being presented? What facts are presented? A: For accused persons in criminal cases: A: You are protected against the abuse of the govt. in criminal cases. The govt. cannot ...
*Monday, May 16, 2016 by Victoria*

**IT**

why is system Burn-in important?
*Sunday, May 15, 2016 by michael*

**Economics**

Checking to see if I got these right. The ones I selected are marked with an * 1. The price paid for the use of capital is called (Points : 1) mortgage payment. rent. profit. wages. *interest. 2. Capital consists of (Points : 1) stocks and bonds. the assets of the government...
*Sunday, May 15, 2016 by Mike*

**Macroeconomics**

Checking to see if I got these right. The ones I selected are marked with an * 1. The price paid for the use of capital is called (Points : 1) mortgage payment. rent. profit. wages. *interest. 2. Capital consists of (Points : 1) stocks and bonds. the assets of the government...
*Sunday, May 15, 2016 by Mike*

**Informaton Technology**

How does BIOS optimisation affect the performance of the computer system, and how it is done?
*Saturday, May 14, 2016 by Sherzz*

**Informaton Technology**

Why is system Burn-in important?
*Saturday, May 14, 2016 by Sherzz*

**Informaton Technology**

Explain how each of the following contributes to the overall performance of a computer system and mentioned how it is done. (a) System optimisation (b) Component optimisation
*Saturday, May 14, 2016 by Sherzz*

**math**

Anyone please help me! Directions: Follow the instructions below to design a fair race for the new video game Animal Tracks. 1. Choose two animals with different speeds. You can choose from the chart that starts at the bottom of this page or do research to choose your own. (I ...
*Saturday, May 14, 2016 by Anna*

**Chemistry**

Consider the following system at equilibrium. CaCO3(s) mc032-1.jpg Ca2+(aq) + CO32–(aq) The addition of which compound will cause a shift in equilibrium because of a common ion effect? CCl4 CO2 CuSO4 Na2CO3
*Saturday, May 14, 2016 by Haylie S*

**CHECK my answers for drivers education please!**

11. The only sure way to reduce the body’s BAC and the degree of impairment is to (1 point) take a cold shower. wait the necessary time the body needs to eliminate the alcohol.*** handle a sudden emergency. consume several cups of black coffee. 12. Coping with emotions ...
*Thursday, May 12, 2016 by Anonymous*

**history**

1. What change was made in the 1969 to the south carolina constitution of 1895? a. the governor was permitted to succeed himself b. the residency requirement for voting was eliminated ** c. the court system would nolonger be controlled by the state senate d. the legislature ...
*Thursday, May 12, 2016 by history *

**CHECK my drivers ed answers**

1. Searching for other roadway users includes identifying (1 point) only those in motor vehicles. signs, signals, and roadway markings. users of different sizes and shapes. the characteristics of the roadway.**** 2. What is the Zone Control System? (1 point) a method of ...
*Wednesday, May 11, 2016 by Anonymous*

**Science**

3. Which of the following small bodies are the hardest to tell apart because they are made of similar materials? dwarf planets and comets asteroids and comets comets and meteoroids asteroids and meteoroids** A scientist examines a sample of an object from the solar system. ...
*Wednesday, May 11, 2016 by lifeisgreat*

**Science**

1. How do scientists classify small objects in the solar system? by size by shape by size, shape, and temperature by size, shape, and composition** 2.Which of the following categories of small bodies in the solar system does Ceres belong to? dwarf planets** comets meteoroids ...
*Wednesday, May 11, 2016 by lifeisgreat*

**Social Studies**

HI, so these are questions from a test that I already took and I got these three wrong. But there letting me re do it so can someone explain to me or give me a link or something? Select a new deal program that helped improve the lives of south Carolinians. Explain what the ...
*Wednesday, May 11, 2016 by Lacey*

**HELP PLEASE?!!**

Circulatory systems of animals transport nutrients to tissues. Which system of plants performs a similar function? starch granules xylem and phloem tubes stomata apical meristems plant hormone system
*Wednesday, May 11, 2016 by GABRIEL*

**physics help pls**

Two masses of 200 grams and 400 grams are attached respectively at the end of the cord that passes through around a negligibly weight and frictionless pulley. a.) Find the acceleration of the system, b.) tension in each cord, c.) the distance and velocity of the masses when ...
*Wednesday, May 11, 2016 by jine*

**ss**

1. The Himalayas separate _________. (1 point) Pakistan and India the Indian subcontinent from the rest of Asia Afghanistan from the rest of South Asia northern and southern India 2. What impact do monsoon winds most have on South Asia? (1 point) Monsoon winds carry plenty of ...
*Wednesday, May 11, 2016 by #Blessed*

**Math**

Why is the Cartesian System unique? The Cartesian System is unique because you can specify any point uniquely in a two or three dimensional space by using two or three Cartesian coordinates
*Tuesday, May 10, 2016 by Sue*

**health**

The various activities of the nervous system include a function such as - A. Integrative B. Motor C. Sensory D. All of the above
*Tuesday, May 10, 2016 by kellie*