Tuesday
January 17, 2017

# Posts by Anonymous,

Total # Posts: 53

physics
A sonar signal of frequency 1.00 106 Hz has a wavelength of 1.40 mm in water. (a) What is the speed of the signal in water? (b) What is its period in water? (c) What is its period in air?
February 4, 2013

physics
A 0.201-kg plastic ball moves with a velocity of 0.30 m/s. It collides with a second plastic ball of mass 0.105 kg, which is moving along the same line at a speed of 0.10 m/s. After the collision, both balls continue moving in the same, original direction. The speed of the 0....
December 20, 2012

physics
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
December 20, 2012

physics
Before a collision, a 24 kg object is moving at +13 m/s. Find the impulse that acted on the object if, after the collision, it moved at the following velocities. (a) +8.0 m/s (b) -8.0 m/s
December 20, 2012

physics
Before a collision, a 24 kg object is moving at +13 m/s. Find the impulse that acted on the object if, after the collision, it moved at the following velocities. (a) +8.0 m/s (b) -8.0 m/s
December 19, 2012

physics
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
December 19, 2012

English
OMG thank you sooooo much! i had to catch up in school and this is just wat i needed. life saver!!!!!!!!!!!
March 18, 2010

chemistry
is not 98. try 139
January 29, 2010

government
organizations that raise money to donate to candidates who agree with the organizations beliefs are called: A)ARMs,B)major parties C)minor parties D)PACs
September 23, 2008

government
The practice of drawing electoral district lines in order to limit the voting strength of a particular group or party is know as : A)preclearance B) gerrymandering C) mcCarthyism D)mckinneyism
September 23, 2008

government
what is an example of checks and balances? A) the u.s supreme court declares a law unconstitutional B)power is shared between state and federal government C) congress passes a law D) the senate devolops rules for its internal processes.
September 21, 2008

government
a federal government is one in which?
September 21, 2008

american government
just to make sure my answers is A) national government the delegated powers belong to the:but the other choices are B)the states C) congress D)the president
September 20, 2008

government
powers shared by both the national government and the states are called A)reserved,B)expressed C)concurrent D)inherent, powers
September 20, 2008

government
sorry its right in my hand book its (d.)
September 20, 2008

government
the legislative branch can check the power of both the executive and judical branches by: A)passing writs of assistance for arrest of criminals B)declare executive and judical actions unconstitutional , C)giving itself a pay increase D) removal of judges or the president ...
September 20, 2008

american government
sorry im reading my handbook because i don't have my text book sorry if im troubling you, just needed a little help but thank you you help me alot
September 20, 2008

american government
thank you its b
September 20, 2008

american government
oh im sorry my answer is either a or c thank you for the help
September 20, 2008

american government
the electoral college: A) creates and enfores the rules for elections B)is the group who elects the president C) provides the training for each federal elected official ,D) is the last vestige of our old parliamentary government.
September 20, 2008

government
thank you that help alot its c.
September 20, 2008

government
A)guarantees the states the right to coin money, B)provides for the president veto right, c)guarantees certian rights for individuals such as a fair treatment before the law,D)guarantees the right of the people to elect federal judges .i think its b or c. sorry about that ms....
September 20, 2008

government
the bill of rights: guarantees the states the right to coin money, provides for the president veto right, guarantees certian rights for individuals such as a fair treatment before the law,guarantees the right of the people to elect federal judges .i think its b or c
September 20, 2008

government
sorry its a i was kind of confused but now i got it its a thank uou so much foe your help i really appreciate it
September 20, 2008

government
is it d
September 20, 2008

government
alright i will check it right now sorry
September 20, 2008

government
you mean none of the mutiple choices i listed or its there its not b or c. thanks for the help
September 20, 2008

government
A)two houses,where in one states were represented by population and the other with equal state representation, B)one house based on population,C) two houses, each with members appoited by the president, D)two houses one which was popularly elected and other which was appointed...
September 20, 2008

government
the connecticut compromise called for a legislature made up of: two houses,where in one states were represented by population and the other wiyh equal state representation, one house based on population, two houses, each with members appoited by the president, two houses one ...
September 20, 2008

government
which of the following is an example of checks and balance? the u.s supreme court declares a law uconstitutional, power is shared between state and federal governments, congress passes a law, the senate devolps rules for its internal processes. i think its c
September 20, 2008

american government/economics
the connecticut compromise called for a legislature made up of:
September 20, 2008

american government
a federal government is one which:
September 20, 2008

american government
the government of u.s. is: federal, authoritian , unitary, parliamentary. i think its c or a
September 20, 2008

american government
in a democracy, supreme authority belongs to the: state, people, rulers , elite. i think its a. or d.
September 20, 2008

american government
a government is ruled by one person who? presidential, constitutional, unitary, dictatorship,i thinks its a or d im not sure
September 20, 2008

american government/ economics
A constituion: is a unitary form of government., sets out the principles and structure of a government., is a part of federal system of government ., is devolped only for democratic governments. i think its b.if not correct please, thank you
September 20, 2008

MATH
simplify: ã5 PLUSã20 MINUSã27 PLUSã147
August 21, 2008

math
simplify:( 5x minus 4)2
August 20, 2008

math
simplify: (7 x^3 - 2 x^2 + 3)+ (x^2 -x - 5) i got 7x3 - 2x2 - x- 2. if not correct keep it simple please thank u
August 19, 2008

algebra
negative 10
August 19, 2008

algebra
find the minimum value of f(x,y) equals x minus 4y for the feasible region. i did the promblem and got negative 10 but i did it again and got 0. my other two chooses can be either negative 2 or negative 4.if not any i need help. please keep it simple. thank u
August 19, 2008

algebra
simplify:(3x0 ynegative 4)(2x2 y)3 this is hard to break down but i got 6x6/y but my sister said it could either be 24x6/y or 216x6/y6 if not any break it down and tell me which one is right thank u please keep it clear and simple so i can understand Responses algebra - ...
August 19, 2008

algebra
so the answer is 6 x6/y or 24 x6/y simplify:(3x0 ynegative 4)(2x2 y)3 this is hard to break down but i got 6x6/y but my sister said it could either be 24x6/y or 216x6/y6 if not any break it down and tell me which one is right thank u please keep it clear and simple so i can ...
August 18, 2008

algebra
so the answer is 6 x6/y or 24 x6/y
August 18, 2008

algebra
simplify:(3x0 ynegative 4)(2x2 y)3 this is hard to break down but i got 6x6/y but my sister said it could either be 24x6/y or 216x6/y6 if not any break it down and tell me which one is right thank u please keep it clear and simple so i can understand
August 18, 2008

algebra ll
so the answer is negative 5 right
August 15, 2008

algebra ll
the first equation of the system is mutiplied by 4, by what number would you mutiply the second equation to eliminate the y variable by adding? first: 2x+5y=16 second:8x - 4y =10 i got 2 0r 5 im not sure which one
August 15, 2008

algebra ll
the first equation of the system is mutiplied by 2,by what number would you mutiply the second equation to eliminate the x variable by adding. first:6x - 5y =21 4x+7y= 15 when i did the promblem i got 2 answers -3 or -2 im not sure which one
August 15, 2008

math/algebrall
drwls sorry its suppose to be written like this 1( -4, -10) ,(2,2) the one but when i did the equation agin i so confused that i got another answer it could also be (5,2)
August 13, 2008

math/algebrall
solve the system of equations:4x - 3y equals 14 and y equals -3x plus 4 i think its either 1(4,10) (2,2)
August 13, 2008

algebra ll
the first equation of the system is mutiplied by 4, by what number would you mutiply the second equation to eliminate the y variable by adding? first: 2x+5y=16 second:8x - 4y =10 i got 2 0r 5 im not sure which one
August 11, 2008

algebra ll
the firsr equation of the system is mutiplied by 2,by what number would you mutiply the second equation to eliminate the x variable by adding. first:6x - 5y =21 4x+7y= 15 when i did the promblem i got 2 chooses -3 or -2 im not sure which one
August 11, 2008

Algebra
corection is for number 2 is b
August 12, 2007

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