Questions Asked on
September 24, 2013

physics
A package is dropped at time t=0 from a helicopter S that is descending steadily at a speed vi. (a) What is the speed of the package in terms of vi, g, and t? (b) What vertical distance d is it from the helicopter in terms of g and t? (c) What are the
asked by Hamad 
Science
A metal object with a mass of 19g is heated to 96 degrees celcius, then transfered to a calorimeter containing 75 g of water at 18 degrees celcius. The water and metal object reach a final temperature of 22 degrees celcius. What is the specific heat of
asked by Ashleigh 
Mathematics
Anna burned 15 calories per minute running for x minutes and 10 calories per minute hiking for y minutes. She spent a total of 60 minutes running and hiking and burned 700 calories. The system of equations shown below can be used to determine how much time
asked by Joy 
math
A stunt motorcyclist makes a jump from one ramp 20 feet off the ground. The jump between ramps can be modeled by y= 1/640x^2 + 1/4x +20 where x is the horizontal distance (in feet) and y is the height above ground (in feet). I think a is 20 feet, but I
asked by Joel 
physics
A 65kg bungee jumper has fallen far enough that her bungee cord is beginning to stretch and resist her downward motion. Find the force (magnitude and direction) exerted on her by the bungee cord at an instant when her downward acceleration has a magnitude
asked by Victoria 
math
find the measure of each interior angle of a regular 18  gon.
asked by ssss 
Math
Find the difference: 3(9) A. 12 B. 6 C. 6 D. 12 I got the answer on (D)12 but I am not 100% sure becuase they ask the difference, not the sum.
asked by Savannah 
Education
Which of the following would be most commonly accepted by most intelligence experts as an indication of intelligence A) being able to play Gershwin's "Rhapsody in Blue" after a relatively short period of practice B) solving problems such as, "If all A are
asked by Lor 
Algebra
Mona earns 3 times as much as an actuary as she does as a writer. Her total income is $40,000 more than her brother. He earns half as much as Mona does as an actuary. What is Mona's salary as an actuary?
asked by Stephanie 
Calculus
How do I find the critical values? y= 4/x + tan(πx/8) What I did is I simplified it to y= 4x^1 + tan(πx/8) then I took the derivative y'= 4x^2 + (π/8)(sec(πx/8))^2 Then I simplied it y'= 4/x^2 + (π/8)(sec(πx/8))^2 then I found a common denomiator
asked by John 
statistics
A set of final exam scores in an organic chemistry course was found to be normally distributed, with a mean of 73 and a standard deviation of 8. What is the probability of getting a score higher than 71 on this exam?
asked by Selene 
Chemistry
2 NaN3(s) = 2 Na(l) + 3 N2(g) How many grams of NaN3 are needed to produce 20L of N2(g) at 303K and 776mmHg?
asked by Nancy 
chemistry
write the balanced equation for the reactions of aquesous pb(CIO3)2 with aqueous Nal. include phases. 2.If a solution containing 86.044 g of mercury(II) chlorate is allowed to react completely cointaing 15.4888 g of sodium sulfide, how many grams of solid
asked by christina 
chemistry
A rectangular sheet of lead shielding is placed over the chest of a patient in a dental office while X rays are taken. The sheet measures 65.0 cm by 55.0 cm by 0.30 cm. If the density of lead is 11.3 g/cm3, what is the mass of lead apron?
asked by Sonya Reid 
Physics (URGENT)
Three wirewound resistors have the following values: 30 ohms, 80 ohms, and 100 ohms. Each resistor has a voltage rating of 100V. If these three resistors are connected in series, can they be connected to a 240V circuit without damage to the resistors?
asked by Anonymous 
Chemistry
Microwave ovens emit microwave energy with a wavelength of 12.5 cm. What is the energy of exactly one photon of this microwave radiation?
asked by Kiana 
Math Word Problem
The Mesozoic Era began about 250,000,000 years ago. The Palezoic Era began 292,000,000 years before that. How long ago did the Palezoic Era Begin? A. 42,000,000 Years B. 492,000,000 Years C. 542,000,000 Years D. 556,000,000 Years
asked by Jared 
Math
Joan made 1 1/2 gallons of punch. She used 2 pints of lemonade and 3 quarts of ginger ale. The rest of the punch was orange juice. How many quarts of orange juice did Joan use?
asked by T. W. 
expression help
which is the sum or difference is equivalent to the following expression 3x2/9 *fraction*
asked by Alex 
language
which of the following describes feedback in an oven ? a) setting the temperature b) burning gas releases heat c) a thermostat monikers the temperature and increase the gas flow when the temperature falls too low d) a cake is baked
asked by victoria 
Grammar
If as writing Spanish Conquistadors, would it have to be capitalized? how about European Explorers?
asked by Unknown 
History
What are 5 major impacts of the Greek Civilization and evaluate the influence on US culture even today?
asked by Beatriz 
Math
Find two numbers the exact answer is between 6x7,381
asked by Caleb 
math
9 + 7 x (15 + 3) divided by 9
asked by Zion 
Geography (Ms. Sue)
1). How might democratic reforms and improved trade agreements contribute to a stronger economy in Mexico? 2). What effect might Mexico's young population have on its development? 3). In what ways have Native American and Spanish influences shaped Mexico?
asked by Anonymous 
Property help
what property is this? (3z)xy=3(zx)y is it a communative property of addition? if not what is it? thank you
asked by Alex 
Algebra 2
For the period 19902002, the number s (in thousands)lf cellular telephone subscribers in the United States can be modified by S=858t^2 + 1412t + 4982 where t is the number of years since 1990. In what year did the number of subscribers reach 50 million?
asked by Krystal 
math
It's recommended that a person drink six 8ounce glasses of water a day. Which expression shows how many ounces of water a person should drink over a 5day period?
asked by jay 
Algebra
Leo's garden, which is 6m wide, has the same area as Jen's garden, whichis 8m wide. Find the length of the two rectangular gardens if Leo's garden is 3m longer than Jen's garden.
asked by Stephanie 
Geometry
2,3,5,7,11... What is the inductive reasoning?
asked by Krista 
chemistry
A 6.25 gram sample of copper(II) chloride hydrate was heated until all the water was liberated. The residue massed 4.45 grams. How many water molecules are present for every formula unit of copper(II) chloride?
asked by Peytreshia 
Math Algebra
Question:: You are about to take a test that contains questions of type A worth 4 point and of type B worth 7 points. You must andwer at least 5 of type A and 3 of type B, but time restricts answering more than 10 of either type. Intotal, you can answer no
asked by Dulcina 
calculous
An airplane flies at an altitude of 2 miles toward a point directly over an observer (see figure). The speed of the plane is 600 miles per hour. Find the rates at which the angle of elevation θ is changing when the angle is θ = 30°, θ = 60°, and θ =
asked by Anonymous 
Expression Help
simplify the following expression 1/4 *fraction* (2416x) Answers 6+4x 6+4 64x 64 Is it A?
asked by Alex 
Economics
Please help explain A manufacturer of motorcycle batteries has a plant capacity of 100,000 per year. Overhead costs are $500,000 per year. Variable costs are $10 per unit. Sales have been running at 50,000 per year at a wholesale price of $25 each.
asked by Fort 
biology
The sequence below begins with the initiator methione. ATGTTCAATGTTATGGATTGGCCCTGGTAAATGAAATAGAATGAT Please give a hypothetical (translation of cDNA sequence into single amino acid codes if there is a C deletion in the phenylalanine codon _4pts.(Please
asked by aisha 
Accounting
You received an email from Carl the operations manager from the California Container division. They produce packaging for cell phones. Carl understands that his product is an important cash producer for the company. •The delivery price is based on long
asked by Tracy 
science of speed and acceleration
You are traveling at a speed of 42 miles in .75 hours and slow to a speed of 42 miles in 1.25 hours. What is your rate of deceleration?
asked by Robert 
12th grade chemistry
What is the structure for ethyl ethanamide? (Ie. ccNcc) ??? Thanks
asked by Michaela 
Math
Sue and Joe both ordered a small pizza each. Sue ate 2.5 slices of her pizza and Joe ate 3/4 slices of his pizza. What fraction more of pizza did Joe eat?
asked by Anonymous 
chemisry
What are the specializations of sanitary engineering? Drinking water supply Sewage Wastewater treatment 2) Name the different parts of the drinking water supply system? Production Storage Distribution 3) Which of the following three systems can be
asked by Anonymous 
Algebra
Factor completely. (a^2+2ab+b^2c^2)
asked by Anonymous 
physics
The Vector A is 3cm long and points to the right. The vector B is 6cm long and makes an angle of 130 degrees with the horizontal (take 0 degrees to be to the right). The vector C= A+B. What is the lenght and direction of C?
asked by Gabrielle 
Expression
(4/7)^3 *fraction* I have never done this kind of expression before. Answer 343/64 21,952 407 64/343 Is it A?
asked by Alex 
math
I am trying to figure out the surface area of a garage. It has an A shaped roof. There is an overhang of 0.5m on each corner. Do I include this in determining the area of the roof? I need to figure out how much stucco is needed for the garage minus roof,
asked by Cherie 
Chemistry
which is more accurate direct weighting or weighing by difference?
asked by Justin 
math
mr.kirby has 246 stickers.ms.hayes has fewer stickers.which number tells how many stickers ms.hayes could have?
asked by abrar 
English 1
In the story A Christmas Memory. 1. In at least one paragraph, describe what you think the message is the author is trying to convey in the story. What specific details from the story make you believe this? 2. In at least a few sentences, describe how this
asked by Dana 
troy
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 15.0° below the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline with a
asked by d 
Chemistry
Convert 1.46 mm to inches.
asked by Joli 
Economics
What prediction is shared by the neutrality of money and the natural rate hypothesis (NRH)?
asked by Joy 
Phyics
In an historical movie, two knights on horseback start from rest 94.3 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of 0.273 m/s2, while Sir Alfred's has a magnitude of 0.280 m/s2. Relative to Sir
asked by question 
math
ms. Dixon sees more than 199 birds but fewer than 132 birds.how many birds might she have seen?
asked by abrar 
phyics
A car is traveling at a constant speed of 31.8 m/s on a highway. At the instant this car passes an entrance ramp, a second car enters the highway from the ramp. The second car starts from rest and has a constant acceleration. What acceleration must it
asked by larry 
Citizenship Bosnian War
I need to write a for and against argument on the following: FOR arguments that Milosevic should go to war & AGAINST arguments that Milosevic not be bought to the ICC Background Info: Milosevic was the president of Serbia and sided with them to go against
asked by HS 
math
Order of operation (2×3+7^2)10
asked by Gio 
Physical Science
A 20,000 kg railroad car is traveling at 3 m/s when it collides and couples with a second, identical car at rest. What is the resulting speed of the combined cars?
asked by Jenna V 
Geography
What is the name given to the vast rural area in the center of the Australian continent? What natural features explain the very sparse population of this area? Please help i'm very confused and all the websites have different info.
asked by Saru 
Sociology
can someone please tell me what are the causes of alienation? I cant find the answer in many sociology books !!Please help!
asked by Pallavi 
Algebra 2
Write this expression in expanded form. 4(ab)2
asked by Margie 
spanish
Can someone check this.. I put a * by my answers. juan se lava el pelo con la pasta de dientes true * false
asked by ilikespanish 
Math  Functions
The research department in a company that manufactures AM/FM clock radios established the following cost, and revenue functions: R(x) = x(501.25x) C(x) = 160 + 10x where 0 < x < 20. a) Determine when R = C (to the nearest thousand units. e.g. 6.247)
asked by Ally 
Hello Jiskha
I must say, you have been one of the most helpful sites that I have been on. You don't lie to people about the answers. You help the people understand, So I would just like to show my gratitude. Thank you so much for your help, with out you guys, Open
asked by This Girl 
Algebra 2
(12xy)4
asked by Margie 
Education
What is the prevalence of diagnosed learning disabilities across the U.S.? A) 13% of students B) 39% of students C) 1015% of students D) 1520% of students I think the answer is C, is this right?
asked by Lor 
Math
Use symbols to represent unknowns and variables. Write inequalities to answer questions arising from situations. 1. Ten less than a number, x, is greater than 32. 2. A number, n, decreased by 6 is less than or equal to 4. 3. One half of a number, increased
asked by Pam 
physics
A car accelerates uniformly from 10m/s to 24m/s.Ehat is its average speed?
asked by cleverdoc2 
Math
Pls check (3×8+4^2)9 24+16 409 31 6×(10+6)6^2 6×16 966^2 9636 60
asked by Gio 
Accounting
Why is the cash basis of accounting not used when preparing financial statements?
asked by Anonymous 
math
Jamie Thompson is thinking about investing in some residential incomeproducing property that she can purchase for $200,000. Jamie can either pay cash for the full amount of the property or put up $50,000 of her own money and borrow the remaining $150,000
asked by zeenat 
English
Anyone read my story and tell me any of the linking verbs? I cant have more than 2. And also any other grammar mistakes? Thanks. I already looked over it I just need more help. Three years ago I took drum lessons at an academy. I had taken lessons there
asked by Anonymous 
Music
Is playing a dotted quarter note, one eighth note tied with a quarter note, and then an eighth note the same as : a dotted quarter note, one eighth note, an eighth rest, one eighth note, and then a quarter note?
asked by Anonymous 
math
A fair six sided dice has the faces numbered from 1 to 6. The dice is thrown 4 time. Calculate the probability of exactly 2 fives. the answer is 25/216
asked by kirsten 
Algebra 2
 t  7  + 3 > or = 4
asked by Tim 
math
•A customer is buying a $100 drill and two $15 drill bit sets. The customer uses a gift card worth $50 to pay for a portion of their bill. How much cash will the customer pay (before taxes)?
asked by Anonymous 
math
In the game of roulette a ball rolls into one of 37 slots. All the slots are evenly likely. Eighteen of the slots are red, eighteen are white and 1 is green. the ball is rolled 10 times. Calculate the probability of exactly 6 reds? the answer is 0.l94
asked by kirsten 
news. significance and impact
Chrysler Group LLC filed for an initial public offering. This move was forced by failure of the auto maker’s Italian majority owner and its main union to agree on the company’s value. Fiat SpA owns 58.5 percent of Chrysler, they don’t want a share
asked by Blaze 
Math
mr blackwell tracks sales of ski equipment each week for a month. complete the table to determine which week had the highest percent of ski equipment sales.
asked by Tiffany 
physics
write an derival quantity,formulae and unit
asked by write an derival quantity,formulae and unit 
Principles of Accounting
I need help understanding my Accounting 205 class. Would some one please help me understand what I am having such a hard time comprehending.
asked by Anonymous 
Phyics
A sprinter explodes out of the starting block with an acceleration of + 2.43 m/s2, which she sustains for 1.10 s. Then, her acceleration drops to zero for the rest of the race. What is her velocity at (a)t = 1.10 s and (b) at the end of the race?
asked by Corey 
more News
Senate Democrats are discussing a shorterterm measure to keep the government funded after the end of this month. They hope to move quickly to a more permanent spending program and move past the controversial fights that have tied up both chambers of
asked by Blaze 
chemistry
A rectangular sheet of lead shielding is placed over the chest of a patient in a dental office while X rays are taken. The sheet measures 65.0 cm by 55.0 cm by 0.30 cm. If the density of lead is 11.3 g/cm3, what is the mass of lead apron?
asked by Sonya Reid 
chemistry
A rectangular sheet of lead shielding is placed over the chest of a patient in a dental office while X rays are taken. The sheet measures 65.0 cm by 55.0 cm by 0.30 cm. If the density of lead is 11.3 g/cm3, what is the mass of lead apron?
asked by Sonya Reid 
Answers check and help!
d. Calculate the mean square for 1) gender, 2) marital status, 3) interaction between gender and marital status, and 4) error or within variance. e. Calculate the F ratio for 1) gender, 2) marital status, and 3) interaction between gender and marital
asked by Vanessa 
math
The sum of two decimal numbers is 3.9 Their difference is 0.9,and their product is 3.6 What are the two numbers?
asked by Joel 
Geography (Ms. Sue)
4). What European countries had colonies in the Caribbean? 5). Which European country settled most of Central America? My answers to these questions are the following: 4). Spain, France, Great Britain, Netherlands, Denmark had colonies in the Caribbean.
asked by Anonymous 
books(short essay)
Describe the sentence structure Stephen Lautens uses in "A Thankless Experience". Support your view with examples from the essay. This is the story: A Thankless experience by Stephen Lautens this story is on the internet I was about to post the url but
asked by Andy 
Geometry
Explain why sinx degrees= cos(90x)degrees. include a diagram with your explanation.
asked by George 
Geometry
A regular pentagon with radius 5inches.
asked by George 
books (A thankless experience)
Explain whether Lautens' essay is written formally or informally, referring to examples from the essay for support. The short essay is on the internet called A thankless experience by Stephen Lautens. I can not post the url because jiskha does not allow
asked by Andy 
Physics
A gun is fired and a 56g bullet is accelerated to a muzzle speed of 130m/s . Part A If the length of the gun barrel is 0.60m , what is the magnitude of the accelerating force? (Assume the acceleration to be constant.)
asked by Joe 
Geometry
A regular hexagon with radius 6.2m.
asked by George 
Geometry
A plane flying 16 degrees west of north at 289mph is flying in air which is moving 32mph at due west. Find the resulting speed and direction of the plane. (Step by step please!)
asked by George 
language
1.which factor is most helpful in helping technology to progress? a) unintended consequences b) a better understanding of the natural world c) riskbenefit analysis d)obsolete technologies 2. an oven is a technological system. which of the following
asked by victoria 
IWU
You are considering buying 27 silver coins that look alike, but you have been told that one of the coins is a lightweight counterfeit. Find the least number of weighings on a balance scale that you can use to be certain you have found the counterfeit coin.
asked by JC 
Geometry
what is the volume of a cylinder with a radius of 1.2 and height of 5.3cm
asked by George 
Geometry
what shape does a square form when rotated?
asked by George 
physics
How much heat ( In calories)is needed to warm 200 grams of water from an initial temperature of 24 degrees celsits to a final temperature of 84 degrees celsuis
asked by teresa 
Geometry
what shape does a semi circle form when rotated?
asked by George 
Biology of Environment
Complex systems have multiple sub systems, what would be example of this? A tree?
asked by Mohammad 
english
what are your political, economic and autonomy goals?!
asked by alyssa 
Geometry
find the volume of a triangular prisim with a=2.3, c=2 and h=1.5
asked by George 
social studies
which Iroquois nations lived the farthest from New York City?
asked by ezekiel 
AP physics
A car is traveling at 60.0 mph when it collides with a stone wall. The car comes to rest after the first foot of the car is crushed. What was the average horizontal force acting on a 150lb driver while the car came to rest? If five cardboard boxes, each 4
asked by leia 
Biochem
You have prepared a 400 mL of a .210 M acetate buffer solution with a pH of 4.44. 1. Determine the concentration of both the acetate and acetic acid in the solution. 2. If you made this solution using solid sodium acetate (MW = 136 g/mol) and liquid acetic
asked by Ross 
Math: is it? is it not?
Is this math problem hard?  There are 12 brothers living in a mansion. Six brothers are sitting in a rectangular kind of table. Six other brothers stood around them. They all have ten huge backpacks. Each backpack has 8 large monkeys. For every large
asked by Losa 
math
(3+7)x 6+4
asked by Zion 
Calculus
6/ln[x] find the derivative... im coming up with 6/x*(ln(x))^2 but it isn't accepting the answer what am i doing wrong?
asked by Tim 
Gardner High School
evaluate the expression /8/ /4/ /2.3/ /1.8/
asked by Syndi MEnotr 
American U.S.History
1.What did the Townshend Duties do? 2.What was the principle of virtual representation?
asked by yulonda 
Math
In a basketball game Maria scored 3 times as many points as Holly. In the next game, Maria scored 7 fewer points than she did in the first game, while Holly scored 9 more points than she did in the first game. If they scored the same number of points in
asked by Stephanie 
Calculus
g(x)= {0 if x2 Find all values x=a where the function is discontinuous. Is the answer 0 and 2 or just 2?
asked by tony 
American U.S.History
1.Which statement is not true concerning the Albany Plan of Union? 2.How did Americans oppose the Stamp Act? 3.What was the purpose of the 1764 Sugar Act?
asked by yulonda 
Social Studies
This is a debate about the age of young offenders.I am saying that the age for young offenders should be 10 to 18, Iinstead of 12 to 17. Can someone give me some ideas?
asked by Jake Greenwood 
Lang ARts
I to choose between the word indictment and verdict for the sentence below. I was given a sheet with the definition for both but neither seems to fit. The __________ revealed that the man was guilty and should go to jail for three years.
asked by Brandi 
Math
You withdraw $260 from your bank account in 5 trips to the ATM. What is the average change in your account balance after each trip? A submarine descends 60ft./min. What depth below the water's surface will the submarine reach in 4 min after leaving the
asked by Stacy 
math
2x6/3=2
asked by j 
Physics
An unstretched spring with spring constant 37 N/cm is suspended from the ceiling. A 3.3 kg mass is attached to the spring and let fall. To the nearest tenth of a centimeter, how far does it stretch the spring?
asked by Jay 
Pre algebra
A number multiplied by itself and then by itself again gives 1,000. What is the number? Please show the solution step by step
asked by Jude 
Geometry
3,4.5,6.75,10.125... what is the inductive reasoning?
asked by Krista 
Math
In a group of quarters and nickels, there are four more nickels than quarters. How many nickels and quarters are the if the coins are worth $2.30? Plsmshow the solution, thanks
asked by Jude 
Algebra 2
A stunt motorcyclist makes a jump from one ramp 20 feet off the ground. The jump between ramps can be modeled by y= 1/640x^2 + 1/4x +20 where x is the horizontal distance (in feet) and y is the height above ground (in feet). I think a is 20 feet, but I
asked by Krystal 
Chemistry
If 4.00 grams of the hydrate in #1 are heated how many grams of anhydrous salt would remain after all the water was liberated?
asked by sTin 
Geometry
2,3,5,7,11.... What is this inductive reasoning?
asked by Krista 
Geography (Ms. Sue)
What does Mexico City's site on top of the Aztec city suggest about the location?
asked by Anonymous 
Math
A certain bacteria doubles the number of its cells every 20 minutes. A scientist puts 50 Cells in a culture disk. How many cells will be in the culture disk in 2 hours?
asked by Jude 
Geometry
find the area of a regular pentagon with radius 5in
asked by George 
Geometry
2,3,5,7,11.... What is this inductive reasoning?
asked by Krista 
chemistry
In a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B. How many molecules of substance B are produced when 26.5 g of substance A reacts? The molar mass of substance A is 21.9 g/mol. Step 1: Convert the mass of A
asked by bb 
Geometry
3,4.5,6.75,10.125... what is the inductive reasoning?
asked by Krista 
Geometry
find the area of a hexagon with radius 6.2m.
asked by George 
physics
A fish is rising vertically to surface of a lake at rate of 2 m/s observes a bird diving vertically towards water at 4 m/s. The refractive index of water is 4/3. what is actual velocity of bird
asked by swati 
Math help
How is writing an equation to represent a situation involving two variables similar to writing an equation to represent a situation involving only one variable? How is it different?
asked by Charlotte 
Math
There is a rectangle that is 42 ft. long containing 1,032 sq. yds. How much fencing material is needed to enclose it?
asked by Kaye 
Chemistry
Upon heating 8.5g sample of Sodium Sulfate hydrate, it loses 4.776 grams after heating. What steps are necessary for me to find the n for the hydrate? GIVEN: Na2SO4  n H2O the molar mass of sodium sulfate is 142.05g/mol
asked by Peytreshia 
math
3/4(2x+3)+7x/2=11/4
asked by alicia 
math
suppose that an employee ears $28,000 in the first year on the job. Each year thereafter, the employee receives a %3 raise. Find the total amount that the employee earned in all 20 years.
asked by Natalie 
Expressions help
I have no idea on how to do this equation please help me. What is the simplified form of the following expression 2x^2y+3x^2+4y+3x^2y+2y possible answers 1.)5x^4y^2+3x^2 2.)8x^2y+6y^2 3.)5x^2y+3x^2+6y 4.)14x^2y Is it 3?
asked by Alex 
fractions
a recipe calls for 1/4 teaspoon of salt. to make three times the amount how much salt is needed?
asked by b 
grammar
underline simple subject and simple predicate: Ireland's highest peak is in the Mountains of Kerry. simple subject is peak simple predicate is "is in"
asked by cici 
Geometry
Three coplanar lines always make a triangle? Find a counter example.
asked by Krista 
algebra 1
Tell whether the sequence is arithmetic. If the sequence is arithmetic, write a function rule to represent it. 12, –9, 6, –3, ...
asked by bobby 
chem
At noon on a clear day, sunlight reaches the earth\'s surface at Madison, Wisconsin, with an average power of approximately 4.00 kJ·s–1·m–2. If the sunlight consists of photons with an average wavelength of 510.0 nm, how many photons strike a 5.10
asked by Anonymous 
math
a water tower that is 11 ft. high and the diameter 18 ft. how many cubic feet are in this tower?
asked by debbie 
math 7 accelerated
Yanira is 3 years older than Tim and twice as old as Hannah. Tim is 2 years older than Hannah. How old are Yanira Tim and Hannah? Explain how you did the problem and the answer.
asked by tom 
Chemistry
There are two flask, one filled with a)ice bath, and b)boiling water. Ice bath: 1.00 L O^2(g) at STP Boiling water: 1.00 O^2(g) If we want the pressure to remain at 1.00bar when the O^2(g) is heated to 373K, what mass of O^2 must we release from the flask?
asked by Mae 
reading
How do I read and not lose focus on what I am reading? Like how do I comprehend what I am reading?
asked by Johnny 
physics
If two wires P and O each of the same length and same material,are connected in parallel to a battery. The diameter of P is half that of Q. What fraction of the total current passes through P?(a)0.2(b)0.25(c)0.33(d)0.5
asked by Roy 
Math
1. 0.17x8= 1.36 2. 7.56x3=22.68 3. 6.08x0.9= 5.472 4. 2.34x0.7= 1.638 5. 3.74x0.002= 0.0748 6. 8.45x0.352.9575 7. 11.59x4.06=47.0554 8. 0.0429x0.78= 0.033462
asked by Jerald 
Math
My nephew is in the 4th grade and asked me to help him answer this question: Two 6 digit numbers have three 8's and three 7's. no two digits are the same. write the numbers in standard form. and i am not sure how to solve it.
asked by Angelica Almanza 
Physics; help please :)
A car A moves to the left with speed 40 km/h(with respect to the road). Another car (B) moves to the right with speed 60 km/h (also with respect to the road). Find the relative velocity of B with respect to A.
asked by Celine 
math
Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March
asked by Anonymous 
grammar
George Bernard Shaw was popular in English and American theaters. Simple Subject is George Bernard Shaw Simple Predicate is "was"
asked by cici 
statistics
A popular retail store knows that the purchase amounts by its customers is a random variable that follows a normal distribution with a mean of $30 and a standard deviation of $9. What is the probability that a randomly selected customer will spend between
asked by Selene 
5th grade math
I need to use quarters, dimes, nickles and pennies to make the following: $1.53 in 12 coins $2.53 in 20 $2.32 in 15 coins $2.00 in 22 $1.45 in 10 coins $1.76 in 16 coins $0.85 in 11 coins $1.01 in 12 coins $1.29 in 15 coins
asked by Kyle 
Physics
An object is launched horizontally with a velocity of 12 m/s. What is the vertical component of velocity after 2s? What are the coordinates of the object after 4s?
asked by Celine 
math
suppose 1 milliliter of ink can print 30 pages of text how many pages of text with 2 quarts of ink
asked by Aaron 
English
Please track the errors by editing this passage of writing. This is an exercise for my English homework. I have made a couple of changes or editing to the writing piece already, but I am not sure if there are more editing that needs to be made. Also,
asked by Sara 
math
suppose 1 milliliter of ink can print 30 pages of text how many pages of text with 2 quarts of ink
asked by Aaron 
calculous
An airplane flies at an altitude of 2 miles toward a point directly over an observer (see figure). The speed of the plane is 600 miles per hour. Find the rates at which the angle of elevation θ is changing when the angle is θ = 30°, θ = 60°, and θ =
asked by Anonymous 
math
I im learningabout fractions is there an faster or easier way i can do them?
asked by leanna 
jm
What are examples of being physically active
asked by Anonymous 
Art
I'm in art and i cant draw a bear do you have any tips?
asked by leanna 
Algebra
Graph inequalities 2x>18
asked by Casey 
Child day care management
A2006 survey stated that youngsters ages 1217 who were left home three or more days
asked by Hana 
Calculus
f(x)= ⎨x^21 / x+1, for x not = 1 ⎨8, for x=1 I'm trying to graph and determine the values of x for which the function is continuous. Does the graph looks like a u shape opening up or a line.
asked by tony 
English
Please track the errors by editing this passage of writing. This is an exercise for my English homework. I have made a couple of changes or editing to the writing piece already, but I am not sure if there are more editing that needs to be made. Also,
asked by Sara 
math
suppose 1 milliliter of ink can print 30 pages of text how many pages of text with 2 quarts of ink
asked by Aaron 
biology
4pts((all(or(none): Q1:(Draw(a(gene(with(three(exons(on(the(line(below. The(coding(region((ORF) is(completely(contained(in(the(second(exon. Make(sure(you(annotate(the(following(regions: TSS 5’UTR(all(regions) Coding(sequence 3’UTR(all(regions)
asked by aisha 
physics
what are imp. l/q of unit 6 (work and energy)
asked by hamza 
Poetry
2) What is the rhyme scheme of the following poem? He sat upon his brand new bike Waiting for his best friend Mike He couldn’t wait to ride to school Others would say his bike is cool (1point) A a b b A b a b a b c d*** A a b a Better?
asked by Gabby 
physics
The eye of a hurricane passes over Grand Bahama Island. It is moving in a direction θ = 50° north of west with speed v1 = 34.5 km/h. Exactly three hours later, the course of the hurricane shifts due north, and its speed slows to v2 = 16.1 km/h, as shown
asked by Anonymous 
physic
ferryboat traveling at a speed of 30 km/h attempts to cross a river with a current of 5 km/h. What is the boat's speed relative to the shore?
asked by ty 
English
Just then my Uncle Sol offered Grandma a compliment. "Esther," he said, "that's a beautiful football. Real cott gless." Grandma looked at Uncle Sol with great superiority. "Sol," she said, "listen close, you'll learn something. This cott gless is called a
asked by Anonymous 
physics
A ball starts at the origin from rest rolling down a hill. It takes seven seconds for the ball to reach point “A”, which is 25 meters from the origin. At point “B”, the ball’s velocity is 15 m/s. You may assume constant acceleration. a. What is
asked by Sue 
physics
A superhero ﬂies 310 m from the top of a tall building at an angle of 15 ◦ below the horizontal. What is the horizontal component of the superhero’s displacement? Draw the vectors to scale on a graph to determine the answer. Answer in units of m Your
asked by Brandom 
Math!!!
What is the sign of each product? Explain. 32. n • n, where n is any nonzero number 33. y • y • y, where y is any negative number 41. Scientists drill 40,230 ft. Into Earth's crust. Write an integer to represent this depth. Estimate the depth drilled
asked by Tamara 
math
Yanira is 3 years older than Tim and twice as old as Hannah. Tim is 2 years older than Hannah. How old are Yanira Tim and Hannah? Explain how you did the problem and the answer. math 7 accelerated  tom, Tuesday, September 24, 2013 at 6:46pm Ms. Sue thanks
asked by tom 
English
Identify the prepositional phrase in the following sentences from the passage. Uncle Sol was impressed. "Very smot," he said. "Very nice. But, Esther, now tell me something. How come you got a football in your frutt bol?" a. got a football b. in your frutt
asked by Anonymous 
Algebra II
Given the function k(x) = x2, compare and contrast how the application of a constant, c, affects the graph. The application of the constant must be discussed in the following manners: k(x + c) k(x) + c k(cx) c â€¢ k(x)
asked by Nicole 
SS
How is province related to America?
asked by Unknown 
Calculus
f(x)= x−8 / x+8 Is the function is not continuous at x= 8,8 or just at 8.
asked by tony 
math
Sam emptied his coin bank and made a bar graph of the numbers of each type of coin the interval he was 5 coins If graph showed 5 intervals of quarters, 2 intervals of dimes,3 intervals if nickels and 10 intervals of pennies what was total amt of money in
asked by Daniel mom 
science
You are traveling at a speed of 42 miles in .75 hr and slow to a speed of 42 miles in 1.25 hr. What is your rate of declaration?
asked by Robert 
physics
A spinning top, having an initial angular velocity ω = 3.3 rad/s is given the angular acceleration profile shown in the graph. What is the top's angular velocity at time t = 6 s
asked by Sue 
ICT
Hi I'm stuck on my word processing crossword: (5 letters) "The size of the font used" Thankkkss.
asked by Julliette 
Phsyics
A model rocket is launched at an angle of 80 degrees aboce the x axis, with a velocity of 30m/s. How high will the rocket be 5 seconds after launch? ROund your answer to the nearest tenth
asked by Derrick 
PHYSICS
Two protons in a molecule are 3.80 multiplied by 1010 m apart. Find the electrical force exerted by one proton on the other. Magnitude N (b) State how the magnitude of this force compares with the magnitude of the gravitational force exerted by one proton
asked by suhani 
math
Which statement is true? A.The sum of two positive integers is sometimes positive, sometimes negative. B.The sum of two negative integers is always negative. C.The sum of a positive integer and a negative integer is always positive. D.The sum of a positive
asked by Savannah 
PHYSICS
A rod 14.0 cm long is uniformly charged and has a total charge of 20.0 µC. Determine the magnitude and direction of the electric field along the axis of the rod at a point 36.0 cm from its center. N/C
asked by suhani 
Math
Write remainder as a fraction in simplest form: 567/15=
asked by Nick 
algebra homework
f(x) and g(x) are monic quadratic polynomials that satisfy the following conditions: f(x)=0 has real distinct roots a1 and a2. g(x)=0 has real distinct roots b1 and b2. {f(b1),f(b2)}={b1,b2}. (set of f(b1),f(b2) is same as b1, b2) {g(a1),g(a2)}={a1,a2}.
asked by nanoguai 
math
Sue and Joe each ordered a small pizza. Sue ate 2.5 of her pizza. Joe ate 3/4 of his pizza. What fraction of a pizza did Joe eat more than Sue?
asked by Anonymous 
8th Grade Math
25/50 x 60/70 x 100/200= 72 6/7
asked by Nick