teri
Most popular questions and responses by teri
Math
a light shines from the top of a pole 50ft high. a ball is dropped from the same height from a point 30 ft away from the light. how fast is the ball's shadow moving along the ground 1/2 sec later? (assume the ball falls at a distance of s=16t^2 in t sec)
asked on June 8, 2012 
Math
a man 6ft tall walks at the rate of 5ft/sec toward a streetlight that is 16ft above the ground. At what rate is the length of his shadow changing when he is 10ft from the base of the light?
asked on June 8, 2012 
College History
During the 1960s the United States had become a more open,more tolerant in a word, freer country. Defend or refute that statement.
asked on November 19, 2008 
physics
A polevaulter runs toward the launch point with horizontal momentum. Where does the vertical momentum come from as the athlete vaults over the crossbar?
asked on February 12, 2010 
physics
A charge Q is located inside a rectangular box. The electric flux through each of the six surfaces of the box is: Ö1 = +1480 N · m2/C, Ö2 = +2240 N · m2/C, Ö3 = +4220 N · m2/C, Ö4 = 1780 N · m2/C, Ö5 = 3550 N · m2/C, and Ö6 = 5250 N · m2/C.
asked on September 3, 2009 
physics
The speed of a basketball as it is dribbled is the same when the ball os going toward tthe floor as it is when the ball rises from the floor. A. Is the basketball's change in momentum equal to zero when it hits the floor? B. If not, in which direction is
asked on February 12, 2010 
science
The force which is required to move an object of mass 500g to a distance of 4m
asked on April 25, 2012 
calculus
"use the intermediate value theorem to prove that the curves y=x^2 and y=cosx intersect"
asked on July 13, 2010 
physics
Two identical small insulating balls are suspended by separate 0.23m threads that are attached to a common point on the ceiling. Each ball has a mass of 8.70 104 kg. Initially the balls are uncharged and hang straight down. They are then given identical
asked on September 3, 2009 
direct variation
could someone please help me with these problems i am having trouble. If y=36 when x =6 find x when y = 42 If y=18 when x=6 find x when y=6 If y =12 when x= 15 find x when y =21 If y=6.6 when x=9.9 find y when x =6.6 If y=6 when x=(2/3)find x when y=12
asked on September 13, 2006 
ethics
Would I talk about what I am expected to do in a Amish family as well as how I live with no electricity etc..... This Question is about the recent question of subordinate member and 3 day journal question I asked.
asked on February 4, 2011 
chemistry
ionic componuds tend to have higher boiling points than covalent compounds . both ammonia NH3 and methane CH4 are covalent compounds but yet the boiling point of ammonia 130C is higher than methane. what might account for this difference please help thank
asked on April 1, 2009 
physics
During a tennis serve, the racket of a tennis player continues forward after it hits the ball. Is momentum conserver in the collision? Explain, defining the system.
asked on February 12, 2010 
English
Do you believe in love at first sight? Romeo and Juliet evidently did. The play covers the timespan of only a few days. In this short period of time, Romeo and Juliet fall in love so passionately that they are willing to die if they cannot be together.
asked on March 5, 2012 
CHEMISTRY
At 285mmHg +25 degrees celsius,a gas sample has a volume of 2270ml. what is the final pressure in mmHg at a volume of 1250ml and a temperature od 175 degrees celsius?
asked on August 20, 2011 
Math
Consider the following word problem: It took Eric 10 hours to drive to a job interview. On the way home, he was able to increase his average speed by 21 mph and make the return drive in only 7 hours. Find his average speed on the return drive. Step 1 of 3:
asked on July 10, 2016 
math
toby the cat is stuck in a tree. billys dad placed a ladder 5 feet from the base of the tree and then leaned the ladder against the tree. the top of the ladder is where toby is sitting. if the ladder makes a 65 degree angle with the ground, how far up the
asked on July 2, 2010 
Honors 9 English
Where is the best place to find interpretations for Romeo And Juliet thanks &heart; Here are a few: http://www.bardweb.net/ http://www.shakespeareonline.com/ http://www.shakespeare.com http://shakespeare.palomar.edu/ http://nfs.sparknotes.com/
asked on February 9, 2007 
intermediate econ
You buy only apples and bananas. Your budget is such that you can purchase 3 apples and 4 bananas or 9 apples and 2 bananas. Write down the equation for the budget line with bananas on the yaxis. Is that equation unique? I believe the answer is:
asked on June 23, 2009 
Algebra
Currently, Jodi has a collection of 44 CDs and Veronica has a collection of 22 CDs. Jodi is adding 2 CDs per month to her collection; Veronica plans to add 4 CDs per month. a. Write a system of equations for this situation. Explain your method. b. Graph
asked on February 15, 2012 
disease
Which Endocrine Gland is Involved, or responsible for the conditions tetany and also throtoxicosis?
asked on July 2, 2010 
Physical Chemistry
Assuming that the activation energy is about 111kjmol1, calculate the fractional variation in the rate constant that would result from a temparature of 323.15 K
asked on April 8, 2010 
Algebra 2
simplify ã15*ã42 _________ ã35
asked on March 31, 2010 
Physics
During a soccer game two players come from the opposite directions and collide when trying to head the ball. They come to rest in midair and fall to the ground. Describe their initial moments?
asked on February 12, 2010 
earth science
How would you set up a simple experiment to test whether salt crystal growth is affected by temperature It might help if you were clear on how an experiment is set up. An independent variable is the potential stimulus or cause, usually directly manipulated
asked on September 26, 2006 
geometry
Find the area enclosed by the figure where a = 15 ft, b = 45 ft, c = 20 ft, d = 75 ft, and f = 40 ft.
asked on October 28, 2010 
Math
Arrange in order from smallest to largest. 3.07, 3.0712, 3.078, 3.0717, 3.072, 3.071
asked on March 23, 2008 
Chinese
Where would I look to find out how to pronounce the Chinese name Xuelin?
asked on October 20, 2011 
ethics
I have to write a journal entry of a subordinate group member and it has to be a fictional first person account in the life of a subordinate group and it has to describe the events of a three day period. I am confused of how to start this paper out and how
asked on February 4, 2011 
12th grade calculus
How do I find the area bounded by the curver y = x^1/2 + 2, the xaxis, and the lines x = 1 and x = 4
asked on January 25, 2011 
calculus
How do I find the area bounded by the curve y = x^1/2 + 2, the xaxis, and the lines x = 1 and x = 4
asked on January 25, 2011 
physics
A truck increases its speed from 8 m/s to 28 m/s over a distance of 120 m? How long does this take? Assume that the acceleration is constant
asked on November 17, 2010 
9th grade
find the domain and the range of the relation age of person 65,36,36,29 books to read 42,37,37,17
asked on September 16, 2010 
algebra
simplify ^6 * ^2 ^ is sq root sign
asked on April 1, 2010 
Algebra 2
Find the real roots of the eqution 16x2(squared) = 81
asked on March 31, 2010 
Math
In Lloyd's pocket are 6 coins: 3 dimes, 2 nickels, and 1 penny. If Lloyd randomly takes two coins out of his pocket, what is the probablity that he will take out 11 cents? The book shows the answer 1/5, but my question is wouldn't the number of each coin
asked on January 26, 2010 
physics
A small plastic ball with a mass of 7.00 103 kg and with a charge of +0.162 µC is suspended from an insulating thread and hangs between the plates of a capacitor (see the drawing). The ball is in equilibrium, with the thread making an angle of 30.0°
asked on September 3, 2009 
Micro Econ
How can you explain the MR=MC equation as the PROFIT MAXIMIZING output level?
asked on July 5, 2009 
math
12.42/(17n)=4.14
asked on July 18, 2008 
Math
Find the decimal equivalent of the mixed number. 8 7/8
asked on March 23, 2008 
World History
Why were christian beliefs so appealing thanks for your help ♥ Christian beliefs are appealing because they promise salvation for sinners, a God that loves them, and a good life in heaven.
asked on January 25, 2007 
Geography
What 5 themes do geographers use to study the earth http://www.funsocialstudies.learninghaven.com/articles/fivethemes.htm
asked on September 23, 2006 
GeoGraphy and History
What are the sections of the world ( i am having trouble w/ this question morethan n.e. others b/c my teacher that was all he had on the paper he didn't specify anything) As I sure you realize, there are many ways of describing various sections of the
asked on September 23, 2006 
physics
A pulley with diameter D = 27in weighs 80 lb. It is mounted on a diameter d = 2in axle. A weight of 1000 lb is to be lifted. If the coefficient of friction f = 0.1, what vertical pull force P will be needed?
asked on April 20, 2012 
college algebra
Annual profit in thousands of dollars is given by the function, P(x) = .1x2 + 50x  300, where x is the number of items sold, x ¡Ý 0. describe the meaning of the number .1 in the formula describe the meaning of the number 300 in the formula
asked on May 20, 2011 
ethics
how would you start a paper out on a fictional first person account in the life of a subordinate group in the unites states?
asked on February 4, 2011 
algebra
find the possible values of a, if the distance between the points is 5, and the coordinates are (1,1) and (4,a)
asked on January 16, 2011 
english
What does it mean when the teacher says "There is no need to rekey the question(s)? Thanks in advance.
asked on July 15, 2010 
math
what is the total surface area in square meters of a cylinder with a radius of 12m and height of 14m
asked on July 2, 2010 
math
what is the apothem of a regular hexagon with sides of 16 inches?
asked on July 2, 2010 
Algebra
Given the equation: 0.2xsqrd+12x+11 Use the quadratic equation to determine the last day that tickets will be sold. x=1 is the day tickets go on sale.
asked on May 29, 2010 
Algebra
Using the formula: w=Cr^2 where C is a constant, and r is the distance that the object is from the center of Earth. W is the weight. 1 Suppose an object is 100lbs when it is at sea level. Find the Value of C that makes the equation true. Sea level is
asked on May 21, 2010 
science
would radiation levels in natural versus manmade objects be a good science fair project? I can borrow a geiger counter
asked on March 22, 2010 
science
A force of 625 N is applied to a hydraulic jack piston that is 0.04 m in diameter. If the piston which supports the load has a diameter of 0.60 m, how much mass can be lifted by the jack? Ignore any difference in height between the pistons
asked on January 17, 2010 
economics
What can't a perfectly competitive market earn economic profits in the long run?
asked on June 29, 2009 
math
12.42/(17n)=4.14 what is the value of n
asked on July 18, 2008 
Math
You are making rectangular posters 24 in. by 15 in. How many square feet of material will you need for 6 posters?
asked on March 23, 2008 
Math
Write each of the following as a common fraction or mixed number. Write your answer in lowest terms and the number is 15.35? Please help
asked on March 20, 2008 
social sudies
A passionate, nonintellectual commitment Truth is subjective. Developed three proofs of God not to sure who their philosophers are but here are mine first one is it a leap of faith? Second one Willaim James and third Mary Daly
asked on February 4, 2008 
world religons
Can someone help me I am looking for a Christmas carol that mentions the golden,silver,bronze and iron age? I have been looking and can't find anything that mentions it. I think I found it.
asked on January 28, 2007 
Geography and history
why was the discovery of the rosetta stone important Before the Rosetta Stone was found in 1799, no one could read ancient Egyptian hieroglyphics. But the Rosetta Stone had the same document in Greek and demotic. Scholars could understand the Greek
asked on September 23, 2006 
statistics
P(1.86
asked on April 20, 2014 
math
Bill rented a truck for one day. There was a base fee of $18.95 , and there was an additional charge of .96 cents for each mile driven. Bill had to pay $135.11 when he returned the truck. For how many miles did he drive the truck?
asked on April 16, 2014 
Math
Assuming that the distribution is normal for weight relative to the ideal and 99% of the male participants scored between (–53.68, 64.64), where did 95% of the values for weight relative to the ideal lie? Round your answer to two decimal places.
asked on March 5, 2014 
social studies
10. Heinz is a recent immigrant from Germany. Which of the following will NOT contribute to his feeling of being American? (Points : 1)
asked on July 11, 2013 
physics
A car drives along a road section free of curves with speed v0 first through the hollow of a valley (radius of curvature r1) and then over a mountain top (radius of curvature r2). Let the driver have mass m. • What changes in his weight does the driver
asked on March 25, 2013 
physics
an 80 kg man rides in a car which makes a turn. he moves along a curve with a radius of 20m at a constant speed of 20m/s. how much centripetal force acts on him?
asked on February 14, 2012 
physics
an 80 kg man rides in a car which makes a turn. he moves along a curve with a radius of 20m at a constant speed of 20m/s. how much centripetal force acts on him?
asked on February 14, 2012 
algebra 1
solve: the square root of y = 5 + square root of 2 divided by 2
asked on December 22, 2010 
algebra
how do you get the ordered pair (22,28) from the equation: 2a+b=16?
asked on November 15, 2010 
Science
what activity does the cytoplasm do for the diatom
asked on October 6, 2010 
algebra
solve for the variable in the equation 3(2  3x) = 9x  4
asked on September 19, 2010 
Algebra2
Simplify, help please sqrt3 + sqrt27
asked on April 2, 2010 
algebra 2
are these answers right? 1. ã121 = iã11 2. 2ã144 = 2iã144 = 2i*12=24i 3. ã75 = i=ã75 = iã5sq*3 = 5iã3 4. 5ãã27 = 5iã27 = 5iã3sq*3 = 15iã3 what about 5. ã6 * ã2 = ??
asked on April 1, 2010 
science
what is radiation?
asked on March 22, 2010 
Biology
I need help. I have searched the web for information of bacterial plate cultures but I cant really find anything. If you could refer me to a good website or explain it to me that would be great. Thank you so much. My question is posted below. Search the
asked on July 17, 2009 
Micro Econ
How can you explain the MR=MC equation as the PROFIT MAXIMIZING output level?
asked on July 5, 2009 
Micro Econ
States do not currently collect sales taxes on consumer pruchases on the Internet. Who, consumers or suppliers, benefits from the absence of such taxes? Explain please.
asked on June 30, 2009 
government
no person is above the law is what principal of the constitution
asked on December 4, 2008 
College HIstory
Was the US correct to think of the Soviet Union as expansionist and as a threat to American liberty?
asked on October 24, 2008 
History
Do you think that the United States will ever revert to a system where the states are more important than the national government?
asked on October 24, 2008 
Math
The circular surface of a table has a diameter of 7 ft. What will cost to have the top refinished if the company charges $6 per square foot for the refinishing? Use 3.14 for ƒàƒnand round your answer to the nearest cent.
asked on March 23, 2008 
Math
Round to the indicated decimal place. 6.949 tenths
asked on March 23, 2008 
Math
Find the least common multiple of 12, 18, and 30.
asked on March 23, 2008 
Math
For the decimal 8.62354: What is the place value of 4?
asked on March 23, 2008 
Math
The interest rate on a second mortgage was 8 3/4%last month. This month the interest rate is 11 1/8%. How many percentage points has the interest rate increased?
asked on March 23, 2008 
Math
Gasoline is about $2 per gallon. You use about gallons each day driving to and from work. How much should you budget for gasoline over the next month (about 20 workdays)?
asked on March 23, 2008 
government
What does the Commerce Power allow Congress to do?
asked on October 16, 2007 
Earth Science
I am struggling with these two questions I have looked all over the internet && even my science book but still no answers...thank you to anyone that can help. ♥ What is unique about Earths position in the Solar system as it relates to water, and why is
asked on January 22, 2007 
World History
What are five influences from ancient Greece that can be found in todays society???? i need help i wnet to all these different web sites but they all gave me different answers.. Thanks Please be sure to let us know what you already have. Then we'll know
asked on December 14, 2006 
ALGEBRA 1
ok the question is Describe how you would help a friend who needs to simplify the expression 4x to the fourth power over 2x to the fifth power plz help thanks Act like one of the teachers in here, explain with words and step by step examples. As in: "
asked on December 6, 2006

science
Distilled because tap has iron and chlorine!!!
posted on October 14, 2018 
5th grade Math
I need help I don't understand it
posted on January 26, 2016 
5th grade Math
Write a real word problem that you could solve by simplifying the expression 50(2×9)
posted on January 26, 2016 
biology
No.iii) If you chose "no" above. Which set or sets of individuals is inconsistent with autosomal recessive inheritance? Individuals 10, 11, 12, and 13 iv) If you chose "no" above. Can you change one individual from affected to unaffected and make this
posted on October 4, 2013 
biology
No. iii) If you chose "no" above. Which set or sets of individuals is inconsistent with autosomal dominant inheritance? Individuals 5, 6, 9, 10, and 11 iv) If you chose "no" above. Can you change one individual from unaffected to affected and make this
posted on October 4, 2013 
biology
Yes. (1) XA Xa (2) Xa Y (3) Xa Xa (4) XA Y (5) XA Xa (6) XA Y (7) XA Xa (8) XA Xa (9) XA X_ (10) Xa Y (11) Xa Y ii) If you chose "yes" above. If Individuals 5 and 6 have another son, what is the probability that the boy will be affected by the disease? 0.5
posted on October 4, 2013 
biology
No. Individuals 1, 2, 3, and 5. AND Individuals 5, 6, 9, 10, and 11..... ...give the number of that individual = 5.
posted on October 4, 2013 
Medical Coding
the patient received preventive medicine services. the physician's fee is $150. the patient's copayment is $10 (of the $75 fee schedule). the payer reimburses the physician 80% of the $75 fee schedule.
posted on January 31, 2013 
English
Help in writing a thesis and persuasive essay. I am horrible at doing this and would like someone to help me with it.
posted on March 6, 2012