Wednesday
December 7, 2016

# Posts by Izzy

Total # Posts: 211

Physics
a coin is placed on a stereo revolving at 33.3 revolutions per minute. what is its centripetal acceleration when it is placed 5 cm from the center of the turntable?
December 1, 2016

english 11
What is the speakers tone? How do you know ? Harlem by Langston Hughes
November 17, 2016

history
THANK YOU SO MUCH ANONONIOUS!He is 100% Correct!
November 1, 2016

Algebra
64^10/64^5 64^10/5 64^50 64^15 64^5******** pls help thanks
May 24, 2016

Calculus
Gravel is being dumped from a conveyor belt at a rate of 15 ft^3/hr and its coarseness is such that is forms a pile in the shape of an inverted right cone whose height is three times its base radius. How fast is the height of the pile increasing when the pile has a height of ...
March 19, 2016

St.martins
Olaf keeps running around the track unil he has run 0.9km in total. The track is 150m long. How many times does he run around the track?
December 13, 2015

High School
What is the IUPAC name of CH3CH(C2H5)CH=CH(C2H5)CH3?
October 10, 2015

Chemistry
hydrocarbon mixture 60% c3h8, 40% CxHy 10 g of mixture was burned with O2 excess to give 29.02 g co2 and 8.8 g h2o. what is CxHy?
September 29, 2015

Physics
A motorcycle officer hidden at an intersection observes a car driven by an oblivious driver who ignores a stop sign and continues through the intersection at constant speed. The police officer takes off in pursuit 1.70 s after the car has passed the stop sign. She accelerates ...
September 3, 2015

Math
The length of the longest piece of bread measured 1,405 pounds and 1 and 3/4 in. It was cut into slices 1/2 in. Thick. How many slices were there?
August 25, 2015

SCIENCE HELP! Ms.Sue
HI! Miss.Sue i just wanted to say thank you so much for all your help on helping me understand this thank you :)
April 27, 2015

linear algebra
(-5.1) the the zero power 3g-2b2
April 24, 2015

math
I meant 15/3. I figured it out anyway. Thanks
March 23, 2015

math
15 friends want to order pizza for dinner. They predict that each person will eat 1/3 of a pizza. How many pizzas should they order? Do divide 3/15
March 23, 2015

physics
Which moves faster after being accelerated from rest, (a) a 500 kg boat that has been imparted with a 10,000 N s impulse or (b) a 780 kg boat imparted with a 14,000 N s impulse?
March 23, 2015

algebra
A quadratic function is one of the form f(x) = ax2 + bx + c, where a, b, and c are numbers with a not equal to zero. The graph of a quadratic function is a curve called a parabola. Parabolas may open upward or downward and vary in "width" or "steepness", ...
March 13, 2015

Calculus 1
y=(2x+1)^5*(x^4-3)^6 {take the ln of both sides} ln(y) = ln((2x+1)^5*(x^4-3)^6) {simplify the right side} ln(y) = ln((2x+1)^5) + ln((x^4-3)^6) {simplify further} ln(y) = 5ln(2x+1) + 6ln(x^4-3) {take the derivative} {lets do each term individually} Deriviative of ln(y) =(1/y)y...
March 13, 2015

Language Arts
In The Diary of Anne Frank Act 1, what is one effect of wearing the yellow Star of David? A. It makes the wearers feel proud. B. It leads to a shortage of yellow cloth. C. It creates a strong sense of community. D. It sets apart the people who are Jewish. I have no idea what ...
March 4, 2015

{3x+y=-9 {-3x+-2y=12 What is the y-value of the solution to this system of equations? A. -7 B. -3 C. -2 D. -1 I tried them all and I must have did something wrong because none of them worked. Help please!! Thanks.
March 4, 2015

f(x)=-3x+1 What is f(3)? A. -10 B. -8 C. 8 D. 10 Is the answer B? Thanks
March 4, 2015

Algebra 1
My work is on a piece of paper. Kinda hard to show that.
March 4, 2015

Algebra 1
{3x+y=-9 {-3x+-2y=12 What is the y-value of the solution to this system of equations? A. -7 B. -3 C. -2 D. -1 I tried them all and I must have did something wrong because none of them worked. Help please!! Thanks.
March 4, 2015

Algebra 1
f(x)=-3x+1 What is f(3)? A. -10 B. -8 C. 8 D. 10 Is the answer B? Thanks
March 4, 2015

History
Thank you so much Ms. Sue!!
March 3, 2015

History
What in his life made president Lincoln want to abolish slavery? I know that he created the Emancipation Proclamation to end slavery.
March 3, 2015

Language arts
Actually the answer is C. I just took the test if you go to a Connections Academy :)
February 27, 2015

Algebra 1
Oh wait, never mind. I know exactly what I did wrong.
February 16, 2015

Algebra 1
Which expression is the factored equivalent of 3x^2-4x+1? A. (3x-1)(x-1) B. (3x-1)(x+1) C. (3x+1)(x-1) D. (3x+1)(x+1) When I factor it, I keep getting D. But I know the answer is A. So this must be a common mistake students make. What am I doing wrong? Here is my work. 3x^2-4x...
February 16, 2015

Math
Sorry 34 degrees!!!!
February 8, 2015

Math
This is trigonometry: A tree's height is unknown so we have to solve for the height of the tree. The tree casts a 11m shadow. And the angle of the triangle is 36 degrees.
February 8, 2015

Algebra 2
Solve square root of 79-5x =6x+4 (Keep your answers in simplified improper fraction form)
February 1, 2015

math
Ashley recently opened a store which sells only natural ingredients. She wants to advertise her products by distributing bags of samples in her neighborhood. It takes one person 2 minutes to prepare one bag. How many hours will it take to prepare 900 bags of samples if Ashley ...
November 19, 2014

Algebra (1)
Hello! I'm currently stuck on a ratio problem and do not understand how to work it. The question is: y+2 over y+7 = ll over 31. Please explain the answer and how to find it.
November 2, 2014

Math HELP!!!!!
3/8x11 3/5x5/7 3/4x2 2/5x5/6 7/8x1/2
October 21, 2014

Ed Tech
October 13, 2014

Chemistry
I forgot to add the weight of the 10.0 lbs of H2O. I got it, Thanks
September 11, 2014

Chemistry
A 5 oz carrot is burned in a calorimeter containing 10.0 lb of water. The water heats up from 20.5 oC to 22.8 oC. How many Calories are in the 5 oz carrot? Round to correct sig. fig. 1 Cal = 1000 cal.
September 11, 2014

Chemistry
A frozen dinner contains 1.5 g of fat, 14 g of carbohydrates, and 11 g of protein. How much energy is contained in this meal? Food energy Carbohydrate 4kcal/g Fat 9kcal/g protein 4kcal/g
September 11, 2014

Chemistry
I figured out what I did wrong I divided by 18 and not 18.5. Thank you for your help
September 11, 2014

Chemistry
That's the formula I used Delta T = 115J/18.5g(0.235J/g deg C) = J and g cancel leaving me with deg C =115/18.5(0.235 deg C) =35.65 deg C =36 deg C my answer was wrong but I don't know correct answer
September 11, 2014

Chemistry
If 155 J of energy is added to 18.5 g of silver, how much will the temperature rise? Silver Specific Heat= (0.235J/g deg C)
September 11, 2014

Chemistry
If we heat a 10 g sample of gold and a 10 g sample of iron with 50 kJ of energy each, which will have the greatest change in temperature? gold specific heat= 0.129J/g degC) iron specific heat = (0.452 J/g degC)
September 11, 2014

Chemistry
A 14.0 kg sample of lead is measured out at 4 oC. what is the specific gravity of lead?
September 6, 2014

Chemistry
A 14.0 kg sample of lead is measured out at 4 oC. Using the table on page 34, what is the specific gravity of lead?
September 6, 2014

Chemistry
A gold nugget that weighs 20.053 g on the balance is lowered into a graduated cylinder filled with ethanol. If the initial ethanol level was 10.10 mL, what will the final ethanol level be?
September 6, 2014

Chemistry
A gold cube that measures 3.00 cm on each side is lowered into a volumetric cylinder that has an initial reading of 5.75 mL. What will be the new water level?
September 6, 2014

English: Punctuation/Spelling
Which is correct: psuedo-Christian or psuedo Christian?
September 1, 2014

Science
Thanks!
May 14, 2014

Science
So, is it basically just that the guinea pig offspring will have a higher chance of being black than it would for 3 offspring being black and the other one being the recessive color?
May 14, 2014

Science
Can a recessive trait be a dominant trait as well? I ask this because I have a science problem that says this: A Bb guinea pig crosses with a Bb guinea pig, and four offspring are produced. All the offspring are black. Explain how this could happen. I tried making a Punnett ...
May 14, 2014

us history
7 is sufferage.
March 19, 2014

Math
several friends each had 2/3 of a bag of peanuts left over from the basketball game. they realized that they could have bought 2 fewer bags of peanuts between them. how many friends went to the game?
February 24, 2014

childcare
are the lines vertical or horizontal ?
January 27, 2014

physics
A boy of mass 50kg runs up a set of stairs of total height of 3.0m.find the work done against gravity
January 22, 2014

Science
I think 10 is b, but I'm not sure.
December 13, 2013

Geography
Never mind. I came up with one. Great ( Guatemala) Big ( Beliez) Elephants (El Salvador) Have (Honduras) No (Nicaragua) Credit ( Costa Rica) Paid (Panama)
December 3, 2013

Geography
What would be a good trick to remember where all the Middle America and Bahama countries are? Much appreciated!!! Thanks!!!
December 3, 2013

math
An isosceles triangle has 2 equal sides, right? 13+13+16 or 13+16+16 Please double check with someone. I think this is right.
December 3, 2013

cultural dances
Thank you so much. I awed my mom and she didn't know. This really helps. Happy Thanksgiving!!!!!
November 24, 2013

cultural dances
I finally have to do that project on cultural dances, but the one I picked isn't the one I want to do. Is the cowboy boogie a cultural dance? Please. I only have a day now and I didn't think of it till now.
November 24, 2013

Haikus
Forget it.
November 23, 2013

Haikus
Are these ok? The wild animals Are very protective of Their natural home The sunlight is nice For us to see in daylight And helps us keep warm Do any of these contain symbolism? If so, which ones and where?
November 23, 2013

Haikus
Would any of them contain symbolism? If so, which one and what?
November 23, 2013

Haikus
I mean thank you! What about these two? The wild animals Are very protective of Their natural home The sunlight is nice For us to see in daylight And helps us keep warm.
November 23, 2013

Haikus
Never mind
November 23, 2013

Haikus
Would this be a good haiku? Wisconsin snow falls Gently and softly like rain The children go play
November 23, 2013

chem211
I did 50mL x 4.184 x (82-25) = Heat gained = 11924J Heat gained 11924J= Heat lost 11924J Heat lost = 11924J = Mass x 4.184 x (82-96) 11924J / (4.184 x -14) = Mass Mass = 203.56 = 204 mL (with proper significant figures) Is this right?
November 5, 2013

chem211
How do you find Q for this example?
November 5, 2013

foreign
Thanks but I know my dance already. It is the hula from the movie Lilo and Stich. Thanks anyway.
October 3, 2013

foreign
Does anybody know a good website that will give me an easy step-by-step instruction set for a cultural dance Help DESPRATE!!!!!!!!!!!!!!!!!!!!!!!!!!!
October 3, 2013

Isn't it 59,425
September 17, 2013

algebra 2
solve for c oops
September 15, 2013

algebra 2
a(b+c)=bc
September 15, 2013

physics
A boat, whose speed is 1.75 m/s must aim upstream at an angle of 26.3 degrees ( with respect to a line perpendicular to the shore) in order to travel directly across the stream?
September 12, 2013

spelling
Thank you, but I just figured that out. Thank you for telling me this because now I know it's right. Thank you! Have a nice evening!!!
May 23, 2013

spelling
My words are: foolishness, fullness, fierceness, forgiveness, motionless, hopeless, weakness, and meaningless. I need one for this clue: impossible; without a chance PLEASE HELP!!!! APRECIATED!!! QUICKLY!!!!!
May 23, 2013

math
Find the area of the segment of the circle. Leave your answer in terms of pi. there is a 90 degree angle and the sides measure is 3
May 4, 2013

geomerty
the answers I have to pick from are 6 pie 8 units 3 pi 4 units 9 pi 4 units 9 pi 8 units so is 9 pi 8 units the answer
May 4, 2013

geomerty
Find the arc legnth of Arc AB. Leave your answer in terms of pi. arc is 45 degrees radius is 5
May 4, 2013

Combinations and Permutations, Steve and Ms. Sue☺
slim shady did you get all those answers right on your test here is what im asking if you got right 1. C 2. B 3. D 4. B 5. D 6. B 7. B 8. B
April 10, 2013

science
On a clear night, Ram correctly identified some clouds among the stars as the Milky Way. What part of the Milky Way was MOST visible to Ram? a]asteroids b]dust c]planets d]stars I think it is ethier b or d. Please help. Appreciative. ;]
March 27, 2013

spelling
conFLICT????? :{
March 13, 2013

spelling
There really isn't much different in definitions.
March 13, 2013

spelling
There was a huge between the two canadates. Which acscented sylable would be the right one? CONflict or conFLICT [big letters are the accscented sylabble.]
March 13, 2013

Maths
Find a three digit number so that when the digita of the number Are added together the total is one fifth of the product of the digits
October 1, 2012

math
what is the next number in line 5,13,29,61,125
June 10, 2012

Algebra! I really need help!
r=radical sign r64s^4t^3 Simplify the expression up there. Show me an explanation, too! Please! I beg of you..I need help.
May 16, 2012

Calculus
A car traveling at 42 ft/sec decelerates at a constant 7 feet per second squared. How many feet does the car travel before coming to a complete stop?
April 26, 2012

U.S. History
What policy first committed the United States to the containment of communism? Truman Doctrine Marshall Plan Yalta Accords or European Recovery Program
April 13, 2012

Graph these points. Angle DFG has vertices D (–2, 4), F (–3, 1), and G (–1, 2). Find the vertices of the image after the rotation of 180° about the origin.
March 27, 2012

Tell whether the graph opens upward or downward. Then find the axis of symmetry and vertex of the graph of the function. y=-1/4x^2-24
March 1, 2012

math
Describe how to find linear expression for the possible demension of a rectangular prism with the volume of 8k³+26k+6k
March 1, 2012

math
Which of the following would be simplified the most if it were multiplied by 3/13. a. 13x+39 b. x+39/13 c. x+9/3 d. 3x+9
February 15, 2012

Algebra 1
1- Domains: 18, 22, 94, 11, 91. 8- y=-2x+5
January 21, 2012

Thank you so much. :P
January 21, 2012