physics please HELP !
130,813 results, page 89

Physics
A 1200kg automobile is stolen by the notorious Physics joyriders known as “the centripetal gang”. The gang tests their grasp on Newtonian physics by cruising around a banked circular track of radius 1025 m. From previous ‘experiments’ the gang has discovered the car... 
Chemistry
A 25.00mL sample of a household cleaning solution was diluted to 250.0mL in a volumetric flask. A 50.00mL aliquot of this solution required 40.38mL of 0.2506 M HCl to reach a bromocresol green end point. Calculate the weight/volume percentage of NH3 in the sample. (Assume that... 
writing
Both Ernesto from barrio boy and the boy in "A Day's Wait" interact with adults. Ernesto interacts with Miss Ryan, while the sick boy interacts with his father. In a paragraph, compare and contrast how the boys interact with the adults. Focus on how the boys think of the ... 
physics
ok i need help on this other question please A 56.0 kg skier is at the top of a slope. At the initial point A, the skier is 14.0 m vertically above the final point B. (a) find the difference in gravitational potential energy associated with the skier at the points A and B if ... 
physics
A bicyclist rides 5.0km due east, while the resistive force from the air has a magnitude of 3.0N and points due west. The rider then turns around and rides 5.0km due west, back to her starting point. The resistive force from the air on the return trip has a magnitude of 3.0N ... 
Physics repost
I apologise for reposting this question but it is still not working out for me. I know that: speed of light c=3.0x10^8 Time interval delta t=0.19x10^9s The relationship between actual time and roudtrip distance is d=ct Also if there is and uncertainty of delta time, then it ... 
Physics Please Answer
A helium ion is at rest in a laboratory when it is put in an electric field of E=2 N/C. An infrared light, of wavelength 2000 nm, is directed towards the ion. The ion is moving towards the source of radiation. After what time in the laboratory frame in seconds will the ion ... 
physicsmechanics
a ball, m1, is held in place, 30 degrees from the roof it is connected to, from m1 hangs a 2nd ball m2, 1 pendulum connected to another pendulum. what is the acceleration of the 2nd ball, m2, the moment m1 is released?? my 1st thought was, simply g, since m1 isnt held anymore... 
calc check
<<y=(1/A)*integral from a to b of: (1/2)[f(x)]^2 dx >> If that is the y value of the center of mass, I don't know why the factor (1/2) is there I also don't agree with your calculation of the x value, which should be 1/(ln 2). I agree with you that the area is ln 2... 
Calculus 2 / Physics
An underground tank full of water has the following shape 1) hemisphere of radius 5 m at the bottom 2) a cylinder of radius 5 m and height 10 m in the middle 3) a circular cone with base radius 5 and height 4 m at the top The top of the tan is 2 m below the ground surface and ... 
calculus 2 or physics
An underground tank full of water has the following shape 1) hemisphere of radius 5 m at the bottom 2) a cylinder of radius 5 m and height 10 m in the middle 3) a circular cone with base radius 5 and height 4 m at the top The top of the tan is 2 m below the ground surface and ... 
Probability
Let X be a random variable, and let ck=E[Xk]. We assume that X is such that ck exists (and is finite) for all k∈{0,1,2,⋯}. Define Yk=Xk. Please express your answers in terms of X,c1,c2,…,ck,… (for c1,c2,... please enter c1,c2,..., for ck please enter ck, and for ck+1,... 
physics: scalars/vectors
Please check. 1. Which of the following quantities are scalars, and which are vectors? a. the acceleration of a plane as it takes off VECTOR b. the number of passengers on the plane SCALAR c. the duration of the flight SCALAR d. the displacement of the flight VECTOR e. the... 
physics
In an experiment to measure the speed of a bullet, the bullet is red into a piece of plasticine suspended from a rigid support by a light thread. (there is a pendulum and two balls, ball one is completely vertical and the bullet hits this ball,and somehow is called plasticine... 
math please help!
Please help with these 5 problems! I have the solutions but I don't understand how to get them! 1. Perform the indicated operations and simplify: [(2/x)1]/(x^2 4) 2. Subtract and simplify: [12/(x^2 4)]  [(3x)/(x^2 + 2x)] 3. Perform the indicated operations and simplify... 
Physics
Hey, have a question in Physics From a power magazine released 300,000 gallons of water pr.sekund into a pipeline leading to a turbine plant. Height difference between the magazine and the turbines are 300meter. The turbines provide 0.7 GW power. How large is the efficiency of... 
PHYSICS
Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with these. Here is problem #1: A skier with a mass of 60.0 kg is standing at the top of a snow covered ... 
physics
A 1.5 kg snowball is fired from a cliff 12.5m high with an inital velocity of 14 m/s directed 41 degrees above the horizontal. a) how much work is done on the snowball by the gravitaitonal force during its flight to the flat ground below the cliff? b) what is the change in the... 
physics
A) If voltmeter measures 2V across a 50 ohm resistor what current goes through the resistor? B) The voltmeter itself has 10Mohm internal resistance; how much current goes through the voltmeter? C) How much current should have gone through the Ammeter? Use the formula I actual... 
physics
Four point charges are located at the corners of a square with sides of length a. Two of the charges are +q, and two are q. Find the magnitude and direction of the net electric force exerted on a charge +Q, located at the center of the square, for each of the following ... 
Math Please Help
In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 likes both pepperoni and banana peppers on their pizza. if 66 students were surveyed, how many students do not like banana... 
Social Studies
I am having a problem with the following question. I have read and reread my text book in search of the proper answer to no avail, so I turn to this board for assitance please. In comparison to political life on the continent, the British system was A. Generally more free and... 
Psychology
3.If you adopt the _______ perspective, you'll reject an emphasis on what goes on in people's minds in favor of focusing on measurable behaviors that can be objectively measured. A. psychodynamic B. neuroscience C. cognitive D. behavioral 4.Agatha maintains that people are ... 
Physics PLEASE HELP
Ernest Rutherford (the first New Zealander to be awarded the Nobel Prize in Chemistry) demonstrated that nuclei were very small and dense by scattering helium4 nuclei (4He) from gold197 nuclei (197Au). The energy of the incoming helium nucleus was 7.58 ✕ 10−13 J, and the... 
English
1. She like to be idle and watch TV all day long. 2. She like to be lazy and watch TV all day long. 3. I need to examine your teeth, so open your mouth wide, please. 4. I need to check your teeth, so open your mouth widely, please. ================= Which expressions are ... 
Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks and the rotational ... 
Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks and the rotational ... 
gr 12 physics NEED HELP PLEASE
Vector A has a magnitude of 12.3 units and points due west. Vector B points due north. (a) What is the magnitude of B if A + B has a magnitude of 15.0 units? (b) What is the direction of A + B relative to due west? (c) What is the magnitude of B if A  B has a magnitude of 15.... 
English
Please check my correction. Punctuation within Sentences—Hyphen You will need to write both short and long term goals. The presidentelect of the Rotary Club had the winning lottery ticket. Please buy three half gallon containers of ice cream for the party. The ill defined... 
history
show how immigration has helped to shape America and describe some of the barriers immigrants have faced in their struggle for equality i'm stuck on this question my teacher said the best answer will begin with colonists and go up through Irish/ Asian immigration of the 1840's... 
English
Albert Einstein (18791955) He is an American physicist. He reported "General Theory of Relativity" in 1916. He won a Novel Prize in 1921. Issac Newton(16421727) He discovered "the Law of Universal Gravitation" and "the Three Laws of Motion"  laws of inertia, action and ... 
Physics
In a demonstration in physics class, a 1.2 kg dynamics cart starts from rest at the top of a ramp. the ramp is 2.4 m above the ground. the cart then rolls down to the bottom of the ramp, where it collides with a stationary 1.4 kg dynamics cart. Assume that an elastic headon ... 
Physics
(a) Identify the significance of scientists James Clerk in hertz’s research. (b) Explain the physics of why hertz was able to detect sparkling in small detector coil when the detector was located in the position shown on the diagram above. (c) Describe two tests Hertz ... 
Science/maths
what are some problems you might encounter when a)finding the volume of a rugby ball b)finding the diameter of a tennis ball c) finding the mass of a grain of sugar can you help me then I help you please w/b a) submerge it in water in a graduated container and find its volume ... 
Math
Pierce Publishing sells encyclopedias under two payment plans: cash or installment. Under the installment plan, the customer pays $23/month over 2 yr with interest charged on the balance at a rate of 15%/year compounded monthly. Find the cash price for a set of encyclopedias ... 
Chemistry
Okay so my lecturer has this in our slides and there are no notes just a heading saying speaciation, I have tried google and everything I have read does not include pH in their question. Please help me Calculate the equilibrium concentrations of the different species in a 0.... 
Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ... 
physics
Consider a rocket in space that ejects burned fuel at a speed of vex= 2.0 km/s with respect to the rocket. The rocket burns 10 % of its mass in 340 s (assume the burn rate is constant). (a) What is the speed v of the rocket after a burn time of 170.0 s? (suppose that the ... 
Mathcheck my work please??
Write an equation, in pointslope form, for the line that is perpendicular to y – 10 = 3/2 (x – 4) and that passes through the point (4, 2). My Answer: Formula for pointslope form; y – y = m(x – x) Insert y and x value; y – 2 = m(x – 4) If the slope for the ... 
venn diagram
venn diagram solving for 3 students likes geography physics science 75 likes only one subject 65 likes exactly two 15 like all three.1)how many students in a class 2)how many students like atleast one 3)how many students like only physics 4)how many students like only ... 
college Physics
The coordinates of an object moving in the xy plane vary with time according to the following equations x = −7.16 sin ùt and y = 4.00 − 7.16 cos ùt, where ù is a constant, x and y are in meters, and t is in seconds. Write expressions for the position vector, the... 
Physics (light)
A soap film is viewed in white light. If the film is much thinner than the wavelength of blue light, what is the appearance of the film? The soap film appears totally transparent because it reflects no visible light. The soap film appears blue because all others colors are ... 
social studies { somebody please help me please
3. What South Carolina operation was similar to the Tennessee Valley Authority? a. Broad Tyger Project** b. Edisto Ashley Project c. Saluda Reedy Project d. Santee Cooper Project 4. Which of the following was NOT a result of the New Deal a. The government spent more than it ... 
Math please explain how to do this
Please explain how to work the formula for the following. Quarter Warehouse and Transportation Expense 1/2009 $12,500 2 11,300 3 11,600 4 13,700 1/2010 12,900 2 12,100 3 11,700 4 14,000 1/2011 13,300 2 12,300 3 12,100 4 14,600 The results of a simple regression analysis using ... 
Algebra one story problem help please.
in 1993, 2.00 Million females particpaited in U.S Highschool sports, by 2003, the number increased to 2.86 Mill. A) Write an equation in slopeintercept form that gives the number of females participaiting in US. highschool sports, ( in Millions) as a function of the years ... 
CALCULUS EXAM REVIEW
Hi, my exam is tomorrow and I'm here with my girlfriend who's also in the same class trying to figure out how to do the exam review but we're stuck.. please be kind and help us out, we'd really appreciate it. Thank you in advance. QUESTION: Write a vector equation and ... 
Physics momentum please helppp!!!
An Astronut is working in space station when he notices that his safety rope tying him to the station has come undone. He is 5.00 meters away and drifting further away at 0.100 m/s. Fortunately he is holding a 1.00 kg hammer as well as a 15.00 kg antenna (that costs $100000). ... 
Calculus
I seriously do not understand anything about this problem Please help. The equation of an ellipse centered at the origin is (x^2/a^2) + (y^2/b^2)=1 The area of the upper half of the ellipse can be determined by finding the area between the ellipse and the xaxis (y=O). The ... 
Math 11
I need help on this math problem. The width of a certain painting is 5cm less than twice the length. The length of the diagonal distance across the painting is 107cm. Find the length and width. Round your answer to 2 decimal places. Substitute: diagonal distance: 107cm length... 
spanish due in 2 hrs
The assignment says Por Vs. Para 1. Para que usan los ipods? PLEASE HELP WITH Answer: Yo usar los ipods por dos horas el dia. 2. Por cuantas horas estudias para una examen de mathematicas? PLEASE HELP WITH Answer: Yo estudio cinco horas por una exam de mathematicas. 
Chemistry (Stoichiometry)
Heres a balanced equation: Na2CO3(aq)+2AgNO3 (aq) > 2NaNO3(aq)+Ag2CO3 (s) From this equation, 10 mL of AgNO3 in this contains 34 grams of AgNO3. Calculate the grams of solid product, Ag2CO3. Part 2: 10 mL of Na2CO3 in this experiment contains 21 grams of Na2CO3. ... 
Scott algebra
Scott... wouldn't the x be 6?..thanks posted by mark today at 6:56pm. use intercepts to graph the line described by each equation: 6y = 4x + 24 I was told that the x intercept is 6 the y intercept is 4 Can you please explain to me how that's the answer step by step please... 
Physics
The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the plane of the equator. (a) Assuming the earth is a sphere with a radius of 6.38 106 m, determine the speed of a person situated at the equator. My ... 
physics
A 64.0 kg person stands on a lightweight diving board supported by two pillars, one at the end of the board, the other 1.20 m away from the end. The pillar at the end of the board exerts a downward force of 829 N. How far from the pillar at the end of the board is the person ... 
Physics
Annie is walking to school leisurely at a speed of 1.0 m/s for the first half of her trip. She then remembers that her physics teacher told her that she must average 2.5 m/s to make it to school on time. Realizing she might be late, she starts running. However, after a quick ... 
physics
Annie is walking to school leisurely at a speed of 1.0 m/s for the first half of her trip. She then remembers that her physics teacher told her that she must average 2.5 m/s to make it to school on time. Realizing she might be late, she starts running. However, after a quick ... 
Stats HELP PLEASE
The game of Yahtzee is played with five fair sixsided dice. A turn consists of rolling all five dice, selecting the ones you want to keep, rerolling the rest, and then doing this one more time, if necessary. You need to match certain conditions in order to score points. (For... 
Math question/help please!
Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ... 
Math question/help please!
Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ... 
Math question/help please!
Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ... 
Physics momentum: please check my answers..
I have a big online test and would really appreciate if you could please check my answers before I submit them (I only have 1 try) Two equivalent masses are attached by a rope that hangs over a pulley. Since the coefficient of friction is less than 1, they accelerate to the ... 
Algebra help/ look over please
Can you please look over these and let me know if they are right? 1/4(5x1/2)5/3<1/3 5/4x1/85/3<1/3 24(5/4x1/85/3)<24(1/3) 30x340<8 30x43+43<8+43 30x<51 x<51/30 {xx<51/30} 31(2x+2)< or equal to 4(x+1)+x 312x2< equal to 4x+4+x 292x<... 
chemplease help me check my answer!!
write an ionic and net ionic equation for the following reaction between Fe3+ and NH4OH. Please check my answer!! Thank you. My answer is: ionic: Fe3+(aq) + NH4OH> Fe(OH)3 + NH4+ net ionic: Fe3+ +OH >Fe(OH)3 
English LitPlease help
We had to read An Essay on Criticism by Alexander pope and answers some questins. I spent my weekend trying to figure out one of the questionsCould someone please help "Those Rules of old discover'd, not devis'd Are Nature still, but Nature Medthodiz'd Nature like Liberty is ... 
Algebra uno, help please(:
Between 1990 and 2000, the number of thousand vists by people to hawaii volcanoes national park increased by about 43.1 thousand visits per year. in 2000 there were about 1529.6 thousands visits to the park. Write an equation in slopeintercept form that represents the number ... 
math
if m set of 22 mathematics teachers and p is the set of 25 physics teachers and if 2 teachers both mathematics and physics, how many elements has MUP. 
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform of unknown height. ... 
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform of unknown height. ... 
science
How long is day and how long is night? PLEASE HELP ME! thanks PLEASE HELP ME!! We usually think, in the United States, of a day being 12 hours and night being 12 hours; however, as you well know, the actual hours of daylight and night time change daily. Also, day time and ... 
physics
An interstellar ship has a mass of 1.20 X10^6 kg and is initially at rest relative to a star system. a) what constant acceleration is needed to ring the ship up to a speed of .10c (where c is the speed of light, 3.0X10^8 m/s) relative to the star system in 3 days? b) what is ... 
Physics
A bicycle starts at the origin of a circular track that has a circumference of 126 m and travels at a constant speed a distance s = 38.0 m in a time t = 12s. a)what is the angular displacement (in rad) of the bicycle from its starting position? r=20.1 so theta or angular ... 
Language Arts
9. Read the following sentence: Brian, would you please take that binder to Mrs. Smith with the red cover? What is the best way to correct the misplaced modifier in the above sentence? (1 point) a. Brian, would you please take that binder with the red cover to Mrs. Smith? b.... 
English
Can someone please help me answer these questions and check question 1 please? Thank you. 1) How can words or stories connect generations? Words can allow stories to go through and be passes from generation to generation. 2) How can interactions between generations create ... 
physics
this is my last one i couldn't find the answer please help ??? Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25.0 o west of north, and the resultant of these two pulls is 400.0 N directly northward. Use ... 
Trigonometry help please!
Assume that height is a function of age and that H=f(a) is the average height (in inches) for females in the US at age (a) years. What is the practical interpretation of f(z)+20? a. 20 years older than the average US female who is z inches tall b. 20 inches taller than the ... 
Unit 4  Memory, Thinking, and Intelligence
research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with psychology today? Support ... 
Statistics / Math
If a student is chosen at random, find the probability of getting someone who is a man or a nonsmoker. Round your answer to three decimal places. ********non***regular heavy total man*****135*****64******5*****204 women***187****21*******9*****217 total***322****85*******14... 
6ht grammar
I need help on plural possessives Are these answers correct? Balloon races have become popular. Several aiport's are supporting this race. An area is reserved spectators. One spectator's son is in the race. The occasion is a photographer's delight. Will all the passengers ... 
spanish
please check my grammar, and please tell me which one I can change to imperfect, because I try to write some sentences in preterit, and some in imperfect, thank you!!! AprendÃ espaÃ±ol porque quise mejorar mi espaÃ±ol. VisitÃ© los cuadros en el museo. ComÃ ... 
psychology 210
I want someone to please help me with the asignment psychology and health problems. resource:figure 4.3on page.127 of psychology and the challenges of life:Adjustmentin the new millennium write a 1,050 to 1,400 word paper. summarize the multifactorial model and how it relates... 
com215
Read the 4 scenarios under "Getting Started," on page 311 in Business and Administrative Communication (7th ed.). Choose 1 of the 4 scenarios. Post your response to this 2part question: Identify one or more ways that the cultural differences in the scenario you choose may be ... 
Physics
1) Calculate the tensile stress in a 33.000mm diameter rod subjected to a pull of 30.000kN. ANS= MPa (Round to 3 decimal places) Diameter = 33.000mm = 0.033m 30.000kN = 30000N Area = pi*d^2/4 = 3.1416 * 0.033^2/ 4 = 3.1416 *0.001089/ 4 = 0.0034212024/ 4 = 8.553006*10^4 = 0.... 
physics
The current indoor world record time in the 200m race is 19.92 s, held by Frank Fredericks of Namibia (1996), while the indoor record time in the onemile race is 228.5 s, held by Hicham El Guerrouj of Morroco (1997). (a) Find the mean speed in meters per second corresponding... 
chemistry
This question I really don't get it. I tried tried tried to figure out how to start solve the problem but still couldn't figure out. So can you help me with one question PLEASE? If so, can you please explain to me how you get the answer? Also can you show me step by step of ... 
Algebra
Could you please check some of my Algebra problems please? Write the standard form of the equation of the circle with the given center and radius. 1. (7,4);8 I got (x+7)^2 + (y4)^2=64 2. (7,10); square root of 17 I got (x+7)^2 + (y10)^2=17 3. (0,0); 2 square root of 2 I ... 
Math, Please help :/
Kyle had 36 books in his locker. Some were library books, some were textbooks, and the rest were telephone books. The number of library books and telephone books combined equals 3 times the number of library books.How many of each type of book were in Kyle's locker? Please ... 
Social Studies
Please help me by checking the following answer to the question. Which of the following was part of the Great Compromise reached at the Constitutional Convention? A. Every state would have two seats in the Senate. B. Some slaves would be included in the population count. C. ... 
Physics
Sorry for reposting this but I'm still confused with the last part... You have been sent in a small spacecraft to rendezvous with a space station that is in a low circular Earth orbit, say, with a radius of 6,720 km, approximately that of the orbit of the International Space ... 
Physics
Sorry for reposting this but I'm still confused with the last part... You have been sent in a small spacecraft to rendezvous with a space station that is in a low circular Earth orbit, say, with a radius of 6,720 km, approximately that of the orbit of the International Space ... 
English(PLEASE CHECK)
Could someone please check my diagram of the stage in A Raisin in the Sun? UP STAGE a door(either a door(either Beneatha's + Beneatha's + Mama's or Mama's or Walter's + Walter's + Ruth's bedroom) Ruth's bedroom) STAGE RIGHT Travis' bed STAGE LEFT DOWN STAGE audience But where ... 
Physics  pulley
A construction crew pulls up an 87.5kg load using a rope thrown over a pulley and pulled by an electric motor. They lift the load 15.5 m and it arrives with a speed of 15.6 m/s having started from rest. Assume that acceleration was not constant. I have done the problem but am... 
Physics
12 kg wagon is being pulled at an angle of 38o above horizontal. What force is applied to the wagon if it accelerates from rest to a speed of 2.2 m/s over a distance of 3.4 m? Is this question a typo? Am I supposed to solve for force or work? Physics  silverback, Tuesday, ... 
Calculus please help
A sporting goods store sells 100 pool tables per year. It costs $20 to store one pool table for a year, based on the average inventory on hand. It costs $40 for each delivery of pool tables. How many times per year and in what lot size should the store order pool tables to ... 
Physics
A thin rod, of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass m is attached to the other end. The rod is pulled aside through an angle and released. What is the speed of the ball at the lowest point if L = 2.20 m... 
Calc Urgent Please
An open box (has a bottom but no top) needs to be constructed which has a volume of 500 cu. in. The bottom of the box is to be a square. Let x be one of the sides of the bottom. Express the area of the four sides and bottom of box as a function of x alone. What value of x will... 
English  Hamlet Essay
I've been asked to write an Essay for english class on Hamlet. It sais to : Select one speech from Act IV of Hamlet and write a cause and effect essay for how it targets its audience. You may choose a target audience of any context or production of the play  the original ... 
physics (please help)
Win 1010” AM radio broadcasts at 1010KHz. Determine the wavelength of its signal, knowing that all radio waves travel at 3.00 X 10^8 m/s. f=1010kHz v=3.00 X10^8 m/s v=F X lambda lambda= 2.9 X 10^5 For a particular type of wave in a particular medium why must f and lambda be ... 
Health. Check my answers please
Can someone please check my answers. 1. Violence resulting in the death of another person is called A. Bullying B. Homicide C. Conflict D. Rape 2. Using the excitement of violence to keep video games users playing their games is an example of which risk factor? A. Poverty B. ... 
Science (please help me)
I have 2 question on science 7. please help me. 1.state whether each substance is a mechanical mixture, a suspension, or a solution. My answers are at the bottom. a)green relish b)soda pop in a glass c)bubble tea d)traditional Aborigial paint made of red orchre and grease my ... 
algebra  more help please
A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C. If the thermometer reads 15 degrees C after 4 minutes, what will it read in 6 minutes? 11 minutes? So I guess I need to put into newton's law of cooling: u(t) = T + (u sub ...