Thursday
October 30, 2014

Posts by ANONYMOUS


Total # Posts: 73,520

Physics
A massless pan hangs from a spring that is suspended from the ceiling. When empty, the pan is 50 cm below the ceiling. If a 105 g clay ball is placed gently on the pan, the pan hangs 60 cm below the ceiling. Suppose the clay ball is dropped from the ceiling onto an empty pan. ...
October 23, 2014

Physics
Two massless springs (S1 and S2) are arranged such that one hangs vertically downward and the other is vertically upward, as shown in figure (a). When a 0.275-kg mass is suspended from S1, it stretches by an amount Δx1 = 0.062 m, as shown in figure (b). Spring S1 is now ...
October 23, 2014

Math
Can you also use the LCM of the denominators of the fractions to rewrite the difference 8/15-1/6? What is the difference?
October 23, 2014

French
Yes. Boy. "Une" is girl. (:
October 23, 2014

French
you know there are free translators on the internet. you could just type it into google
October 23, 2014

French
Boy?
October 23, 2014

French
If I introduce to you "un copain," is the person a boy, girl, or a teacher?
October 23, 2014

English/help almost due
Please Ms. Sue. I know that they all made their own important influence. I just don't know which impact was the largest.
October 23, 2014

English/help almost due
which writer of early romanticism—Washington Irving, James Fenimore Cooper, and William Cullen Bryant —do you think has had the greatest impact, and why
October 23, 2014

Math
A decimal number changed to 23.7 after it was rounded. Give a decimal number that is less than 23.7 and another that is greater than 23.7 that each round to 23.7. Explain to what place each number was rounded.
October 23, 2014

AP Gov
1. Which of the following is true about the Supreme Court? a. the justices have extended the right to privacy in all areas b. the justices ruled that the right to privacy includes gay and lesbian consensual relations c. the justices have overturned Miranda v. Arizona (1966) d...
October 23, 2014

ap calc
suppose that the position functions of 2 bugs B1 and B2 in motion along the same line are B1=1/2t^2-t+3 and B2=-1/4t^2+t+1 for t is greater than or equal to zero. a) prove the bugs will not collide b)how close do the bugs get to each other? I would greatly appreciate if you ...
October 23, 2014

math
A bottle of juice states that a serving is 1/2 cup. How many servings are in 2-pint container? ( Hint: One pint equals 2 cups?
October 23, 2014

Math
Vanessa has 3 yards of cotton. She needs 3/4 yard for each skirt she makes. How many skirts can she make?
October 23, 2014

Language Arts HELP!
Which of the following sentences contains a verb in the future perfect tense? A. Andy is going to walk home with Beth every afternoon. B. Andy has been walking home with Beth every afternoon. C. Andy will walk home with Beth everyday next week. D. By tomorrow, Andy will have ...
October 23, 2014

Language Arts HELP!
ok so not A D?
October 23, 2014

Language Arts HELP!
A?
October 23, 2014

Language Arts HELP!
How fo you form the perfect tense of a verb? A. Use the helping verb (will) and the base form od a verb. B. Use a form of the verb (be) and the past participle of the verb. C. Use a form of the verb (have) and the present participle of the verb. D. Use a form of the verb (have...
October 23, 2014

Language Arts HELP!
Thank you :)
October 23, 2014

Language Arts HELP!
Which of the following sentences contains a verb that is correctly formed in the perfect tense? A. Susan is spoken at our club before B. Beverly has wanted to be a singer for years C. Desmond has love swimming in the ocean D. Jake have painted in his room three times Is the ...
October 23, 2014

Help?
Explain how to use mental math to simplify the expression. 6 • 3 • 5
October 23, 2014

Help
Can you help me Ms. Sue? Please
October 23, 2014

Language Arts HEL;P!
Which of the following best describes the effect of beginning "Always to Remember" with a description of the memorial competition? A. This technique keeps the essay from being autobiography or fiction. B. This tatic gives background for the importance of Lin's ...
October 23, 2014

ap calc
two particles are moving along a linear track according to the functions x1=t^2+2t and x2=-t^2+8t+80 for t is greater than or equal to zero. a)at what value of t will the two particles be in the same place b)will they be going in the same or opposite directions at the time ...
October 23, 2014

Math.
Is equation is true, false? I'm not sure. 3(4 + –5) = 3(–6 – 2)
October 23, 2014

Math Math!
Marcus buys groceries for no more than $250.00 each week. He shops 4 times each month. How much should he budget for groceries for the month?
October 23, 2014

Math problem?
Lauren needs at most $80.00 for gas. How many twenty dollar bills does she need?
October 23, 2014

math
y – 5 = –8
October 23, 2014

asap math
Solve for y. Show all steps. y over 4≤ –16
October 23, 2014

Language Arts
Why does the author of "Always to Remember" discuss Maya Ying Lin's background? A. To show that she experienced hardships B. To appeal to Chinese-American readers C. To show its influence on her design D. To show her disintrest in architecture Is the answer C? ...
October 23, 2014

MATH ASAP~
Write an inequality for this sentence: The height h is greater than 15 feet.
October 23, 2014

Math step by step?
Solve for t. Show all steps. t over 5= 8 T= 40? I think.
October 23, 2014

science
ms. sue i need help
October 23, 2014

science
....
October 23, 2014

science
is this an example of potential energy with household item? t.v
October 23, 2014

Math question?
Solve for t. Show all steps. t over 5= 8
October 23, 2014

science
what is kinetic energy and potential energy? Can u give me an example. thank you.
October 23, 2014

Math Help!
Thank you
October 23, 2014

Math Help!
Which set represents a Pythagorean triple? A. 1,2,4 B. 2,4,6 C. 3,4,10 D. 5,12,13 Is the answer D? Thanks
October 23, 2014

Math Help!
Oh ok, thank you.
October 23, 2014

Math Help!
What is the hypotenuse of a right trianlgle if the legs are each 20 inches long? Round to the nearest whole number. A. 28 B. 29 C. 30 D. 31 Is the answer B? Thanks
October 23, 2014

ap calc
two particles are moving along a linear track according to the functions x1=t^2+2t and x2=-t^2+8t+80 for t is greater than or equal to zero. a)at what value of t will the two particles be in the same place b)will they be going in the same or opposite directions at the time ...
October 23, 2014

Math Help!
Thank you :)
October 23, 2014

Math Help!
I think I see where I went wrong is the answer B?
October 23, 2014

Math Help!
Which set represents a Pythagorean triple? A. 2,5,6 B. 6,8,10 C. 8,8,128 D. 8,10,256 Is the answer D?
October 23, 2014

Math--1 question plz?
Use the Distributive Property to multiply. (x – 9)5
October 23, 2014

Math Help!
Thanks
October 23, 2014

Math Help!
No it says 8.
October 23, 2014

Math Help!
If the lengths of the legs in a right triangle are 7 and 8, what is the approximate length of the hypotenuse? A. 1.4 B. 3.8 C. 5.4 D. 10.8 Is the answer D? Thanks
October 23, 2014

ap calc
suppose that the position functions of 2 bugs B1 and B2 in motion along the same line are B1=1/2t^2-t+3 and B2=-1/4t^2+t+1 for t is greater than or equal to zero. a) prove the bugs will not collide b)how close do the bugs get to each other? I would greatly appreciate if you ...
October 23, 2014

ap calc
I have solved the problem but am not sure it it is right. I would appreciate if you would check to see if my answer is right. The height of the ball thrown upwards from the top of a 20 foot hill is given by h(t)= -16t^2+90t+20 ft (where t is measured in seconds). how high ...
October 23, 2014

French
I don't know. That's why I'm asking. It is actually not a homework question if you are thinking in that direction.
October 23, 2014

French
*X is something we can put in there, such as bread or table.
October 23, 2014

French
How do you respond to "Comment dit-on X en francais?"
October 23, 2014

Math Help!
45 So is the answer D?
October 23, 2014

Math Help!
2025
October 23, 2014

Math Help!
C?
October 23, 2014

Math Help!
Which set of numbers represents a pythagorean triple? A. 6,9,12 B. 7,10,12 C. 16,18,25 D. 27,36,45 Is the answer A?
October 23, 2014

science
Ralph has the same mass of 72.6 kg, and his maximum velocity is still 7.3 m/s on the swing. What is the maximum height that Ralph reaches on his swing?
October 23, 2014

science
Ralph is also swinging at the park. He has a mass of 72.6 kg, and his maximum velocity at the lowest point in his swing is 7.3 m/s. What is Ralph’s maximum kinetic energy?
October 23, 2014

physics
A brick is thrown upward from the top of a building at an angle of 33.5◦ above the hori- zontal and with an initial speed of 12.8 m/s. The acceleration of gravity is 9.8 m/s2 . If the brick is in flight for 3.4 s, how tall is the building?
October 23, 2014

Math
Can't get it in my head the following problem. Carol needs 10 panels each being 11feet tall. At $13.75 a yard. How much will it cost to purchase supplies?
October 23, 2014

accounting
Blanche invested $9800 in a savings account with a yearly interest rate of 2% for 15 years. How much simple interest did she earn?
October 23, 2014

Algebra
(7x^3 + 2x - 1) + (8x^2 - 6 + 2x - x^3) = 6x^3 + 8x^2 + 4x - 7 (-3x^4 + x^6 - 9x^5 + 2x^2 - 7) - (-2x^5 + x - 4x^2 - x^4 + 12) = x^6 - 7x^5 - 2x^4 + 6x^2 - x - 19
October 23, 2014

physics
astronauts on a distant planet set up a pendulum length 1.2m. the pendulum executes simple harmonic motion and makes complete vibrations in 280s. what is the magnitude of the acceleration due to gravity of this planet?
October 23, 2014

physics
in preparation in shooting a pinball machine, a spring(k = 675N/m) is compressed by 0.0650m relative to its unstrained lenght.the ball(m = 0.0585kg) is at rest against the spring at point A. when the spring is released ,the ball
October 23, 2014

physics
in preparation for shooting a pinball machine,a spring (k=675n/m) is compressed
October 23, 2014

physics
an object is attached to the lower end of a 100-coil spring hanging from the ceiling.the spring stretches by 0.160m. the spring is then cut into two identical springs of 50 coils each. as the drawing shows, each spring is attached between the cieling and the object by how much...
October 23, 2014

physics
a spring lies on a horizontal table, and the left end of the spring is attached to the wall. the other is connected to a box. the box is pulled to the right, stretching the spring static friction exists between the table and the box
October 23, 2014

physics
the mass of the truckand its contents is 7460kg. find the magnitude of the forces exerted by the ground a) the front wheels b)the rearwheels of the truck.
October 23, 2014

physics
suppose a soccer player boots the ball from a distance 35 m into the goal. find the initial speed of the ball if it just passes over the goal, 2.4 m above the ground, given the initial direction to be 40° above the horizontal
October 23, 2014

math
He forgot the biggest number he can make is 777 and he forgot to say there is 444 small numer
October 23, 2014

physics
a floor polisher has a rotating disk that has a 15cm radius the disk rotates at a constant angular velocity of 1.4rev/s and is covered with a soft material that does the polishing. An operator holds the polisher in place for 45s, in order to beff an especially scuffed area of ...
October 22, 2014

physics
the magnitude of a pilot is w. the plane is travelling at 230m/s on a vertical circle of radius 690m. determine the ratio Fn/w. for comparison,note that black out can occur for values fn/w as small as 2 if the pilot is not wearing an anti-G suit
October 22, 2014

physics
workdone is done against bullet by block,Fd which equals its kinetic energy of bullet to stop it F*0.15=1/2*0.012*425^2 F=1083.75/0.15=7225N
October 22, 2014

physics
a penny is placed at the outer edge of a disk(radius =0.150m) that rotates about its axis perpendicular to the plane of the disk at its center. the period of rotation is 1.80s. find the minimum coefficient friction necessary to allow the penny to rotate along with the disk
October 22, 2014

algebra, factoring
Solve. x3 + 0.9x2 − 0.9x = 0
October 22, 2014

math
The length of the base and the height of a triangle are numerically equal. Their sum is 16 less than the number of units in the area of the triangle. Find the area of the triangle.
October 22, 2014

algebra
If 3 times the square of an integer is added to 1 times the integer, the result is 2. Find the integer.
October 22, 2014

algebra
If 3 times the square of an integer is added to 1 times the integer, the result is 2. Find the integers.
October 22, 2014

Chemistry
Potassium manganate 7
October 22, 2014

science
suppose some natural disaster occurs and a species of finch is forced to relocate from its original island where us dined on cactus flowers ti ab adjacent island with many fewer cacti but an overabundance of orchids. what would be the immediate consequences to the species in ...
October 22, 2014

physics
a pendilum consists ofa small object hanging from the ceiling at the end of the string of negligible mass. the string has length of 0.7m. with the string hanging vertically,the object is given an initial velocity of 2.0m/s parallel to the ground and swings upwards on a ...
October 22, 2014

math
9/12
October 22, 2014

math
6/12+ 1/3 find each sum
October 22, 2014

math
find each sum 4/8 + 1/2
October 22, 2014

math
gracie read 150 pages of a book. the book is 227 pages long which equation shows the amount she still needs to read to finish a story
October 22, 2014

science
Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A) if the coefficient of ...
October 22, 2014

math
paul dad made a turkey potpie for dinner on wednesday. the family ate 4/8 of the pie. on Thursday after school paul ate 2/16 of the pie for a snack. what fraction of the pie remained.
October 22, 2014

physics
A 21.2-kg box rests on a frictionless ramp with a 14.3° slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 41.2° with the horizontal, what is the smallest force F the mover will have to exert to move the box up...
October 22, 2014

math
the pet shop owner told jean to fill her new fish tank 3/4 full with water. jean filled it 9/12 full. what fraction of the tank does jean still need to fill.
October 22, 2014

English
What transition is suitable to be placed before the word or?
October 22, 2014

please help physics!!
I have the answers but i dont know if i am right A) 2.4
October 22, 2014

please help physics!!
Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A) if the coefficient of ...
October 22, 2014

math
Item Questions A store’s average monthly revenue for the first three months of the year was $12,000. The average monthly revenue for the entire year was $18,000. What was the average monthly revenue for the last nine months?
October 22, 2014

math
how do you rename 2/5 so you can add it to 11/25 what us the sum
October 22, 2014

Calc
find absolute max and min of f(x)=cosx+sin^2(x) on interval [0,2pi]. Give exact answers, not decimal approx. (Use closed interval method)
October 22, 2014

math
what is the combined height of 3 nickels 2 nickels and 1 nickel
October 22, 2014

math
Jeremy collected nickels for one week. he is making stacks of his nickels to determine how many he has. the thickness of one nickel is 1/16 inch. how tall is a stack of 16 nickels
October 22, 2014

math
find each sum 1/2 + 2/5
October 22, 2014

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