
science help!!!
1. Seahorses change color and swim together in predetermined ways before mating. These behaviors are called (1 point) asexual reproduction. sexual reproduction. courtship rituals. budding. 2. A male peacock displays his colorful tail feathers in order to
asked by josh on October 18, 2013 
Can someone check these answers for me?
1. Seahorses change color and swim together in predetermined ways before mating. These behaviors are called (1 point) asexual reproduction.** sexual reproduction. courtship rituals. budding. 2. A male peacock displays his colorful tail feathers in order to
asked by josh on October 18, 2013 
calculus
TRUE OR FALSE 1. if the lim as n>infinity of a(sub n)=0, then the sum from n=1 to infinity of a(sub n) converges i said this was true because I know that if a (sub n) does NOT=0, it diverges 2. if the sum from n=1 to infinity of a(sub n) converges and
asked by sarah on February 21, 2008 
Teaching as a Profession
I must conduct an interview with someone in the teaching profession for an assignment that is due a week from today. I would do the interview locally however, I take classes online and all local schools are out for summer. Luckily it is permitted to
asked by Hannah on June 20, 2010 
english
. Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days
asked by Anonymous on September 6, 2013 
Health
1.The numbers of calories consumed should equal to the number of calories burned? True or false? 2.Which of the following factors that contribute to your weight do you have the least amount of control over? A.activity level B.peers C.body composition
asked by Carley on December 4, 2014 
MICRO ECON
IS this true or False In a competitive pure exchange economy with two consumers and two goods, if one consumer has perfect complement preferences and the other has perfect substitutes then the contract curve is along the outer edge of the Edgeworth Box.
asked by gradstudent on October 17, 2008 
basic programming principles
Do the planning and write an algorithm for the following questions. Each problem contain a do loop. When planning your algorithm, decide which type of loop will be best suited to solving the particular problem (pretest or posttest). If the problem
asked by mathebula on March 31, 2015 
IT
Do the planning and write an algorithm for the following questions. Each problem contain a do loop. When planning your algorithm, decide which type of loop will be best suited to solving the particular problem (pretest or posttest). If the problem
asked by kwena on April 2, 2015 
Math
I am having a hard time figuring this out. Can someone assist me in the right direction? Here is the problem: 5. When managing a business, it is important to take inventory of where your money is spent. You have a monthly budget of $5,000. Refer to the
asked by Sarah on April 7, 2010 
Algebra 2
Can someone check my answers for the following questions? Thank you. 1)which is the equation of an ellipse with center (4,2) and a horizontal major axis?
asked by Lily on April 6, 2008 
math
if you make guesses for four multiplechoice test questions (each with five possible answers), what is the probability of getting at least one correct?
asked by sara on June 23, 2016 
math
4 multiple choice questions with 3 possible answers. What is the probability of answering the first, third, and fourth question correctly? 1/3 x 1/3 x 1/3 1/3 = 1/81
asked by kim on November 16, 2014 
algebra1
I have a question does anyone have the Rational Expressions and Functions Unit Test questions and answers?? If you can you plzz help me out i am almost done
asked by Tommy on May 20, 2014 
math
Bill got 52 correct answers on an 80question test. What percent of the questions did he answer incorrectly?
asked by kirk on March 17, 2010 
English
Do you know the website where we can get questions and answers in English about many kinds of subjects for elementary school students?
asked by rfvv on July 5, 2017 
MATH
For questions 1 and 2, write each expression using a single exponent. 1.x^9  x^2 A.x^11****** B.x^7 c.7 D.x^5 2. h^14  h^3 A. h^9 B. 1  h^9 C.h^19***** D. h^9 Are these the correct answers or do I have to subtract the exponents? Thank you
asked by Elsa on May 14, 2015 
@Haley/Madison
Please limit yourself to your own questions or USEFUL answers. Posting that you agree with a professional math teacher is ridiculous!
asked by Ms. Sue on May 5, 2017 
math
Bill got 52 correct answers on an 80question test. What percent of the questions did he answer incorrectly?
asked by kirk on March 17, 2010 
statistics
Test consist of 10 multiple choice questions each having 4 possible answers one being correct. you guessed all 10 what is the probability of getting less than 30%
asked by janice on July 13, 2013 
math
Two questions 1; what does 2n mean? 2:By accident I posted my question as an answer can you tell me a way to delete it. Please make sure that Ms.Sue answers this thank you.
asked by Geo on July 31, 2012 
Algebra
I have just one math problem that I need a little help with. Please give me the answer, and walk me through it, too, to help me understand it. Thanks! The price of a ring is decreased by 40% and the resulting price is increased by 50%. The final price is
asked by Celina on November 7, 2008 
maths
For i; j 2 N let (i; j) denote the ordered pair in the cartesian product N N and fi; jg N the subset consisting of the elements i and j. De ne the sets A and B as follows: A := f;; 1; 2; (1; 3); (3; 1); f1; 3g; f3; 1gg, B := f3; (1; 2); (2; 1); f1; 2g;
asked by Nithiya on October 19, 2012 
economics
(Insurance) Let X = R+. Consider a house owner whose house has a risk of burning down with probability 0.001. If the house burns down it is worth $0 otherwise it is worth $1 million. The owner of the house is an expected utility maximizer with a vNM
asked by Kevin on February 16, 2007 
statistics
If X is a random variable which is normally distributed with a mean of 100, then P(X100) True or False?
asked by Leslie on May 9, 2008 
biology
In the search to discover the agents that caused mad cow disease, scrapie in sheep, and CJD and kuru in humans, the diseased brain tissues were filtered and still found to be infective, indicating they are not bacteria but either viruses or chemical
asked by Brooke on October 11, 2008 
Chemistry 101
This is a different question then asked before,I had lab where I mixed 1.365 NaCL + AgNO3>2.6242 AgCl. The 2 questions that I need help finding the answers to are: How much salt should be used to cause all of the silver nitrate to react? How much silver
asked by Gweedo8 on June 8, 2009 
Math
I'm reviewing algebra and I need help with this equation. I'm a quick learner so an example could be fine. Thank you in advance. h(8) = 3
asked by Sara on February 2, 2010 
Science
1. To a scientist, a river is a kind of stream. True or False. 2. All streams carry sediment. T/F. 3. A delta keeps growing. T/F. 4. Heavy rain always cause flooding. T/F. 5. A river bank is at the end of a river. T/F.
asked by Tperry on March 25, 2013 
microeconomics
If the technology for producign a good improves and at the same time,the price of a substitute good falls, then the quantity bought and sold of the first good will increase. True, False, or Uncertain. Explain.
asked by Brittany on February 8, 2007 
CHECK my world history answers
sorry for posting twice but i really would appreciate if someone could check my answers? 1 star* at the end of questions and multiple stars**** at the end of my answer 2. This group, founded by Reverend Jerry Falwell in 1979, was a political organization
asked by Anonymous on May 31, 2016 
teacher aides
17. Which of the following statements is true in families where domestic violence occurs? A. The children are less likely to be victims of abuse. B. The children may use aggressive behavior when dealing with conflict. C. Girls are affected by the violence
asked by sara on June 7, 2011 
please check see if im correct
A cereal manufacturer claims to include 18.7 ounces of cereal in each box, with a standard deviation of 0.2 ounces. A random sample of 25 boxes shows an average of 18.5 ounces. Which of the following statements is correct? A. The claim is likely untrue,
asked by Angie on September 8, 2014 
Algebra
Which of the following statements is the best description of exponential decay? A. Exponential behavior occurs when a function increases at a rate of increasing value. B. Exponential behavior occurs when a function increases at a rate of decreasing value.
asked by Emma on June 28, 2014 
Chemistry
Can someone check my answers please? I had specific trouble with 7, 13, and 27 (I'm pretty sure my other answers are correct; some reassurance would be nice though). And I have a small question about 8. 1. The ΔHf of an element in its standard state is
asked by a Canadian on March 3, 2013 
Math
Hey! So, I've been working on this problem for awhile but I'm currently a bit dumbfounded on how to solve it. I think this question has been answered before but I still don't quite understand how it works or how to explain it. The problem is as follows:
asked by Z on June 21, 2016 
Geometry
I need help with these problems: 11. The 2 captains of the school football team meet with the 3 captains of another team for the coin toss. If each captain shakes hands with each captain from the opposing team, how many different handshakes occur? 14. Find
asked by mysterychicken on June 17, 2012 
MATH LOGIC AGAIN
Hi can some one go back to my Math logic problem and possibly give me one more example? thanx :) I found a paper you may want your library to get for you: http://cat.inist.fr/?aModele=afficheN&cpsidt=13604737 It is probably in the local college library. I
asked by steph on December 3, 2006 
trig
A ship is headed due north at a constant 20 miles per hour. Because of the ocean current, the true course of the ship is 15°. If the currents are a constant 18 miles per hour, in what direction are the currents running? (Enter your answers as a
asked by janice on November 16, 2012 
Algebra
Questions on piecewise function graphing Obviously I can't get help with the actual graphing here but I am hoping someone can push me in the right direction Problem: f(x) {4, if 0
asked by Linda on September 7, 2011 
SOC 203 Quiz Help
Question 1. ALL BUT ONE of the following types of violence occurs because of gender inequality, according to Feminist theory: (Points : 1) rape intimate partner abuse sibling abuse x workplace violence Question 2. Which of the following is one of the ABCs
asked by Mike on February 15, 2016 
Psychology/ Human Growth
1. One undesirable change that often occurs during adolescent growth spurt is a(n) a. Dangerous enlargement in heart size b. Change in eye shape, causing nearsightedness c. Increased likelihood of asthma d. Decrease in lung capacity I have a college test
asked by MEGHAT on March 6, 2011 
Social studies grade 7
1. A revolution in 1959 led to Cuba becoming A. An independent nation. B. A communist dictatorship  C. A territory of the united states D.A constitutional democracy 2. Drag the accomplishments to the civilization. Accomplishments may be used more than
asked by Idk on October 23, 2018 
Social studies
1. A revolution in 1959 led to Cuba becoming A. An independent nation. B. A communist dictatorship  C. A territory of the united states D.A constitutional democracy 2. Drag the accomplishments to the civilization. Accomplishments may be used more than
asked by Idk on November 1, 2018 
Algebra II
In an induction proof of the statement 4+7+10+...+(3n1)=n(3n+5)/2 the first step is to show that the statement is true for some integers n. Note:3(1)+1=1[3(1)+5]/2 is true. Select the steps required to complete the proof. A)Show that the statement is true
asked by Jon on December 15, 2007 
Quadratic Equations
I couldn't find the sets of factors that add up to 13 in this problem. I have to solve this problem by factoring, not anything like the b/2a or anything. Plz help, anything is greatly appreciated! x^213x+36 Thx for helping ppl! Emily, Couldnt it be
asked by Emily on February 13, 2007 
Science
Hi can you please check my work. A mutation that occurs in a diploid cell can be inherited only if A) the mutated allele is recessive. B) the mutated allele is dominant. C) the mutation occurs in a cell that produces gametes. D) the same mutation also
asked by Jon on November 12, 2011 
math
consider the following statement: if a circle with its center at the origin has a chord with slope m, the equation of the right bisector of the chord is y=mx. Is this statement true or false? explain
asked by sarah on August 18, 2012 
business
True or False, the intelligence of directivestyle leaders is more closely related to group performance than is the intelligence of nondirective leaders.
asked by Anonymous on October 27, 2009 
Grammar
When a the subject of sentence has 2 or more nouns or pronouns connected by “and,” the subject is singular and requires a singular verb. A) True B) False My answer B
asked by Marie on November 28, 2012 
statistics
True or False: A zero population correlation coefficient between a pair of random variable means that there is no linear relationship between the random variable.
asked by iyra on February 9, 2010 
Statistics
If a point is more than 3 sigmas away from the centerline, or if two out of three consecutive points are on the same side of the centerline and more than 2 sigmas away from it, the process is deemed to be in control. True False
asked by Stuart on March 22, 2009 
Calculus
log(subscript2)*4 = log(subscript8)*8 + .5log(subscript4)*16 True or False. I do not know how to do this if anyone could show me the steps not the answer, but the steps that would be nice.
asked by hallie on September 29, 2009 
Science. Answer Check
A kitchen ceiling light has five light bulbs on it. When one of the lights goes out, the other four bulbs stay lit. This is an example of a series circuit. True*** False
asked by Jay on December 6, 2016 
physics********************
true or false if you only want a small volume of hot water, you should place the immersion heater near the bottom of the hot water tank?
asked by rose on October 27, 2011 
Math, Still Need Help!
Label each statement TRUE or FALSE. a. The sum of two onetoone functions is onetoone. b. The product of two onetoone functions is onetoone. c. If f is a onetoone function and k is a real number (constant), then the function g(x)=k*f(x)is
asked by Leanna on August 30, 2010 
Chemistry
An ion of sulfur has a smaller atomic radius than a neutral atom of sulfur because it loses an electron when becoming an ion. True or False?
asked by Jessica on January 13, 2016 
physiology
an unintentional increase in CO2 is a cause of respiratory acidosis but a deliberate increase in CO2 is a compensation for metabolic alkalosis True or False
asked by pbear on December 11, 2006 
math
If the length of each dimension of the rectangular prism is cut in half, then surface area will be 1/4 of the original surface area. true or false
asked by Anonymous on April 27, 2015 
health care
The Roemer Model of Health Services Systems is only applicable to the US health services system? Choose one answer. a. True b. False
asked by venkateshwar reddy on January 15, 2011 
Math AP Calc
Label each statement TRUE or FALSE. a. The sum of two onetoone functions is onetoone. b. The product of two onetoone functions is onetoone. c. If f is a onetoone function and k is a real number (constant), then the function g(x)=k*f(x)is
asked by Leanna on August 29, 2010 
Economics
If the demand curve shifts but supply curve doesn't & price remains the same supply must be perfectly inelastic? a. True b. False
asked by Rosa on January 19, 2010 
Math
2. True or false. Suppose the slope of a straight line L is 3/4 and P is a given point on L. If Q is a point on L lying 2 units to the right of P, then Q is situated 3/2 units below P. Prove why.
asked by Dan on August 27, 2013 
Algebra 1
9. Find the solutions to the system. y=x^2+5x+6 y=4x+12 A. (2,20) and (3,0) B. (2,20) and (3,18) C. (2,20) and (3,18) D. no solutions 10. Find the solutions to the system. y=x^23x1 y=8x1 A. (0,1) and (11,388) B. (0,1) and (11,87) C. (1,0) and
asked by anon on April 23, 2018 
Nedd Help Please  PreCalc
The coordinates of the five quarter points for y=sin(x) are given below. Use these quarter points to determine the ycoordinates of the quarter points of y=2sin(1/4x). (0,0) (π/2,1) (π,0) (3π/2,−1) (2π,0) (Type ordered pairs. Type exact
asked by chizoba on August 1, 2016 
chemistry
Magnesium reacts with iron(II) chloride according to the equation Mg(s) + FeCl2(aq) → MgCl2(aq) + Fe(s) a. Is magnesium oxidized or is it reduced? Magnesium is reduced. b. Is iron(II) ion oxidized or is it reduced? Iron(II) ion is oxidized . c. What is
asked by krystal on February 11, 2012 
Health
The following is a health benefit of a nicotine substitute: It is cheaper than regular cigarettes so you can still get the benefit of nicotine at a lower cost? True.) False.)MY ANSWER
asked by LOVE on April 25, 2016 
econ
True of False? E=exchange rate Suppose E $/euros = 3/2 and E $/pounds = 2, and there is no trade friction, the no arbitrage condition implies that E pounds/euros = 2
asked by econ on May 28, 2008 
Health
The following is a health benefit of a nicotine substitute: it is cheaper than regular cigarettes so you can still get the benefit of nicotine at a lower cost. true false** I have no clue. can someone please help me?
asked by Sally on April 12, 2016 
physics
Is it true or false that when a baseball player hits a home room, the baseball received a greater impulse from the bat than the bat did from the ball?
asked by julia on November 23, 2009 
Math
A population with μ = 59 and s = 8 is standardized to create a new distribution with μ = 100 and s = 20. After the transformation, an individual receives a new score of X = 90. The original score for this individual was X = 51. True or False
asked by Annie on December 16, 2017 
econ
True or False? E=exchange rate Suppose E$/euro = 3/2 and E$/pound = 2 and there is no trade friction, the no arbitrage condition implies that E pound/euro = 2
asked by wilde on May 26, 2008 
Algebra 2
1. Write a polynomial in standard form that has solutions: 0, 2, 3 2. Write a trinomial that has a degree of 4 and a lead coefficient of 3 3. True of false: 3/x^2 is a polynomial expression
asked by Christian on January 13, 2008 
abnormal psychology
Is this true or false Abnormal psychology examines the concept of “differentness.” The spectrum of “differentness” is narrow in scope when compared to other areas of psychology.
asked by jazz on November 3, 2013 
math
True or False. A data set resulted in a regression equation of Y = 17.08  1.16x From the equation we can determine that the X variable is directly related to the Y variable.
asked by Barbara on September 15, 2008 
math
Determine whether each statement is true or false. A chord that contains the center of the sphere is a diameter of the sphere. A tangent of a sphere is a line that intersects a sphere in exactly two points.
asked by Jonah on April 26, 2018 
physics
Is it true or false that when a baseball player hits a home room, the baseball received a greater impulse from the bat than the bat did from the ball?
asked by Josh on November 22, 2009 
chemistry
1.)What is the boiling point of the water in your radiator if 2.00kg of antifreeze is added to 9.00 * 10^3 grams of water? 2.)Assuming that each system behaves ideally, which solution (0.25 m KCl or 0.25 m C3H8O3)would have the lower freezing point?
asked by blah..unsure..plz help!! on March 7, 2009 
Physics
True or false?equal masses of two different gases placed in containers of equal volume at equal temperature must exert equal pressures
asked by John on January 21, 2013 
Grammar
If the word “very” or an adverb that ends in “ly” is part of your compound modifier, you do not use a hyphen in the compound modifier. A) True B) False I answered A:)
asked by Marie on November 28, 2012 
Math
If you can measure the length and width of a rectangle correct within .1cm then the calculateday area will be correct .1cm as well. Is this true or false?
asked by Erika on November 18, 2016 
statistics
True or False; A good choice for the number of class groups to use in constructing frequency distribution is to have at least 5 but not more than 15 class groups.
asked by iyra on February 5, 2010 
Chemistry
Say true or false. (1)The end point of titration attend on equivalent point. (2)All exothermic process are spontaneous process.
asked by Chemo on January 27, 2012 
PHYSICAL SCIENCE
DOES MOTION PRODUCE HEAT WE NEED TO ANSWER TRUE OR FALSE ON OUR HOMEWORK IF YOU RUN THAT IS MOTION WHICH MAKES YOU SWEAT THIS IS HEAT???
asked by claire on April 22, 2008 
Geometry
Is this true or false? Two similar hexagons have area 36 square inches and 64 square inches. The ratio of a pair of corresponding sides is 9/16.
asked by Kaley on May 18, 2010 
chem
Is the following true or false? The actual size of a measurement multiplied by a conversion factor remains the same, because the measurement being converted is multiplied by 1.
asked by ash on June 12, 2010 
Grammar
Is this true or false? When a the subject of sentence has 2 or more nouns or pronouns connected by “and,” the subject is singular and requires a singular verb.
asked by Cindy on June 3, 2011 
Math
The area of a triangle is 4 times the area of the smaller triangle formed by joining the nidpoints of two sides True or false
asked by Silva on January 15, 2018 
Statistics
True or False The mean for a sample of n = 4 scores has a standard error of 5 points. This sample was selected from a population with a standard deviation of ƒã = 20.
asked by Lyndyc on December 13, 2013 
Chemistry
Is this true or false In general, the electronegativiy values of nonmetallic elements are greater than the electronegativity values of mettallic elements. yes
asked by Dennis on January 3, 2007 
Chemistry
True or false? Hydrogen bonds between water molecules are comparable in strength to hydrogencarbon covalent bonds?
asked by Christina on November 12, 2009 
US Government
In the beginning of our nation seats were reapportioned after the first three years, but today we reapportion seats in the House every 10 years. A) True B) False
asked by Casey on July 12, 2014 
Math please
The HCF of the smallest composite number and the smallest prime number is 1.is this statement is true or false.give reason.please
asked by Abhishek kumar sahi on August 4, 2011 
statistics
On average, a sample of n=100 scores will provide a better estimate of the population mean than would be obtained from a sample of n=50 scores. (True or False)
asked by Anonymous on July 5, 2011 
Physical science CHECK my answers
1. Which of the following correctly lists friction types (excluding fluid friction) from strongest to weakest? (2 points) * a. static, sliding, rolling b. sliding, static, magnetic c. weak, strong, nuclear d. rolling, sliding, static*** 2. Two or more
asked by Anon on June 8, 2017 
chem
posted this question before and wanted to know if I had gotten the right answers. We have to identify the five compunds of H, N, and O described below. For each compound, I have to write a Lewis structure that is consistent with the information given. a.)
asked by Sam on December 3, 2006 
Mat 116 Final
Is it true when the problem says solve x= then it is one number, or fraction. The test does say below where it is looking for an answer will say type integer, or fraction. Then I get myself confused when it says 7x = 56 I figured this is dividing 56 by 7
asked by Loren on April 11, 2010 
Physics
A track has a height that is a function of horizontal position x, given by h(x) = x^3 + 4x^2 − 44x + 16. Find all the positions on the track where a marble will remain where it is placed. What kind of equilibrium exists at each of these positions? (Enter
asked by James on June 22, 2012 
Chemistry
Which of the following statements correctly describes the change which occurs when a liquid vaporizes at its boiling point at a given external pressure. a) The entropy decreases b) The temp increases c) The kinetic energy increases d) The potential energy
asked by sh on February 8, 2010 
Early Childhood Psychology
Can someone please let me know if I chosen the right answers for my six questions below? If I did not choose the right answers could you please let me know which answer is the correct one? Thanks 1) In Piaget's theory, a symbol is closest to a(n) =
asked by Sharon on July 29, 2011