Sunday

April 20, 2014

April 20, 2014

Total # Posts: 167

**math**

hi

**Honors Physical Science**

An object is moving at 25 m/s and has a kinetic energy of 12,500 J. If the acceleration due to gravity on Mercury is about 3.8 m/s2 , what would be the weight of this object on Mercury?

**Sociology**

What social policies to reduce crime would likely be recommended by a sociologist who favors Merton's Strain Theory? Why?

**SimplifyingRadicals**

√162+11√243-7√128+√192 a.)√2 +17√3 b.)-47√2+107√3

**Math I really need help**

just tell me briefly how they have their relationship it doesn't have to be a paragraph please jut explain how this works!

**Math I really need help **

1. Write a paragraph describing the relationship between triangles and circles. Be sure to include a description of the different centers a triangle can have.

**Further mathematics**

An exponential sequence (GP)of positive terms and a linear sequence (AP)have the same first term.the sum of their first terms is 3,the sum of their second terms is 3 and the sum of their third terms is 6. Find the sum of their fifth terms

**books**

I'm sorry to ask again but the answer has to come from Chapter 18 of the book "In the Garden on Beasts" And the question is At this point in Hitler’s rise to power no military action was taken to halt his ascension. What would have been the most likely outco...

**books**

In the book "In the Garden of Beasts", chapter 16 it asks What did Klemperer notice about Hitler’s use of language? What was the purpose of the Editorial Law?

**books**

In the book In the Garden of Beasts, Chapter 18, it asks, At this point in Hitler’s rise to power no military action was taken to halt his ascension. What would have been the most likely outcome of preemptive military action?

**Calculus**

A particle moves along the curve y = sqr(1+x^3). As it reaches the point (2,3), the y-coordinate is increasing at a rate of 4 cm/s. How fast is the x-coordinate of the point changing at that instant.

**Calculus**

On what intervals of t is the curve described by the given parametric equation concave up? Concave down? x=t^2; y=t^(3)+3t

**Calculus**

For the curve r = 2 sin 3(theta): Find the arc length of one petal

**English**

Mike, I don't think jumping right into it is a good idea. You want to lead them to it. What is the question starting the intro?

**Honors Math**

Thank you Mr. Bob Pursley!

**Honors Math **

Please help! Malia incorrectly graph the equation y=2/3x+12 with a slope of 3/2. What should malia's corrected graph look like? The answers can be: A. Vertical B. Horizontal C. Less Steep D. More Steep P.S. The / doesn't mean divide in this equation. It is refering to ...

**social studies**

In referrencing Lenin's "What is To Be Done" Lenin is here calling for unity among socialist thinkers, emphasizing that criticisms made by socialist thinkers against one another’s thoughts strengthen the enemy (bourgeois ideology”). Put in other words, ...

**social studies**

Referencing Vladimir Lenin, "What is To Be Done?" (1902) Why do you think it was left to the “bourgeois intelligentsia” to transform the quest for working class rights into a philosophy?

**Biochemistry**

b anyone, stuck :p

**Math HELP!! :(**

@bobpursley

**Math HELP!! :(**

I can't I won't let me

**Math HELP!! :(**

a contractor's designing one side of an office building 48 feet in length the windows are each 5 feet long and will be placed Six feet apart and 5 feet from the end of the building wall how many windows can a contractor design

**math**

the answer for the triangular prism with these dimensions 6.0cm 7.5cm 9.6cm what is the answer

**Math**

Position Term 1 10 2 14 4 22 8 38 n a) Create an expression that represents the term’s value in terms of the position.

**AP Chemistry**

The pH of a solution of Sr(OH)2 is 12.42. What is its pOH? What is its [H3O^+]? What is its (OH^-)? What is its [Sr(OH02]? Is the solution acidic or basic?

**AP Chemistry**

The pH of a solution of Sr(OH)2 is 12.42. What is its (OH^-)

**child care**

promote the benefits of change

**mlit**

a plane at a height of 5000m is travelling ata constant speed of 300m.s. A heat seeking missile is fired at the plane when it is 5000m due east of an airbase. if the missile's speed is 350m.s, will the missile hit the plane before it reaches 9000m due west?

**Math**

Thank you Ms. Sue! I appreciate it!

**Math**

Please help! It says- A machine takes 4.0 hours to make 8 parts. At that rate, how many parts can the machine make in 31.0 hours? Anybody want to explain it to me?

**Honor'sMath/UsingSimilarFigures**

I've got the area part but I typed exactly what was in the textbook.

**Honor'sMath/UsingSimilarFigures**

Help! I cannot figure out how to do this and my teacher does not explain things very well! The question is- An image is 16 in. You want to make a copy that is similar. Its longer side will be 38 in. The copy costs $.60 per square inch, Estimate the copy's total cost. *What...

**Math**

You divide 925 by 37 and you get an answer of A.25ft. Your welcome! :)

**maths**

how fast does a child`s heart beat in a minute?

**Math**

i am a number between 50 and 60. one of my factors is 28. qhat number am I?

**Math**

HELP! I have a math question the says this: In track practice, Jesse ran a mile in 7 minutes. His mile time was 2 1/2 minutes faster than Michael's time. Write and solve an equation to calculate Michael's mile time. I can't figure out what to do and it's due to...

**Math/Algebra**

Thank you Ms. Sue!

**Math/Algebra**

I really need help! I have a paper due tomorrow and I can't find out this answer. Can you help me? The question says this: -2=n+5. Under it it says: (-2)-____=n+5-____. I know that n equals -7 but I can't find out the blanks. Please help!

**English**

Prompt A: Compare and contrast the topics and themes of writers from the Americas and European writers. Include specific examples to support your statements. Prompt B: Think about all of the selections you’ve read thus far by European writers. Examine one element that the...

**College Physics**

I figured it out! I wasn't putting the t at omega=0 in the first equation in properly before converting from radians to revolutions!

**College Physics**

At t=0 the current to a dc electric motor is reversed, resulting in an angular displacement of the motor shaft given by theta(t)= 258t - 20.4t^2 - 1.47t^3 How many revolutions does the motor shaft turn through between the time when the current is reversed and the instant when ...

**calculus help!!!!**

Find derivative of: g(theta) = cos^2(2theta-1)

**Calculus: free body diagram--PLZ HELP!=)**

Grain is being poured through a chute at a rate of 8 cubic feet per minute and forms a conical pile. The radius of the bottom of the pile is always half of the heightof the pile. How fast is the circumference of the base increasing when the pile is 10 feet high? ..I keep getti...

**CALCULUS**

Find derivative of: g(theta) = cos^2(2theta-1)

**calculus**

find the derivative of y=2sqrt(x)-(1/x)

**Calculus - free body diagram **

A water tank has the shape of an inverted right circular cone whose base radius is equal to half its height. Water is being pumped in at 2 cubic meters per second. How fast is the water rising when the water is 3 meters deep?

**CALCULUS help! =)**

WOW!! You are such a lifesaver!!!!!!!!!=) ...and also very good at math !

**chemistry**

A chemist must dilute 55.6 ml of 1.48 M aqueous silver nitrate (AgNO3) solution until the concentration falls to 1.00M. He'll do this by adding distilled water to the solution until it reaches a certain final volume. Calculate this final volume, in milliliters. Round your ...

**Algebra 1 (exponents)**

Thank you

**Algebra 1 (exponents)**

(6p)^-2 how will I write this in positive answer? I got 1 ---p ^-2 136 Please help! thank you

**chemistry**

A 150-mL sample of a .600-mol/L calcium nitrate solution is mixed with a 1.00L of .500-mol/L NaOH(aq). Calculate the mass of precipitate produced in this reacton.

**animals**

What is the habitat and location for the Florida Bonneted bat*? Also, what is its kingdom, phylum, class, order, and sub order? *Also known as the Wagner's Mastiff bat or the Wagner's Bonneted bat

**to Lizzy and ms.sue**

no problemo

**Math**

The time it takes Javier to go to school and his walking rate are inversely proportional. If it takes him 12 mins walking at 3 mph how long does it take if he walks at 4 mph?

**math**

The answer to the second one is 25%

**8th grade math**

The amount of vitamin c in the breakfast cereal varies directly with the serving size. If 1 and 1/4 cups of cereal provides 10% of the recommended daily value of vitamin c, what percent of the recommended daily value of vitamin c is in two cups of cereal?

**language arts**

Use "but"

**algebra**

. A boy is sitting in his red wagon at the top of a hill, holding onto a tree to keep from rolling down the hill. The distance from the top of the hill to the bottom is 41 meters. He pushes off from the tree at a starting velocity of 2 m/s, and then gravity accelerates the wag...

**chemestry**

Thank you =)

**chemestry**

Please answer the following THAT I CAN'T!!! Where is Plutonium found? How common is Plutonium in nature? What does Plutonium look in pure form? What does Plutonium's atomic nucleus look like? THANK YOU!!

**physics**

Is 524,3 a floating or fixed point? Is 524,30 a floating or fixed point?

**geography**

is there a bay or harbor that is in Chicago that goes into lake Michigan?

**geography**

which one is close to chicago?

**geography**

Which great lake is closest to Michigan?

**algebra**

what is 4x-15/2=1/2

**chem **

What is the name origin of plutonium? What is its crystal structure? What is the atomic number? Is it radio active or synthetic? What is its classification? What is its uses? Where is it obtained from?

**math **

In 1 through 6, find each sum. Simplify, if possible. Estimate for reasonableness. 1. 7 __2 3 + 8 __5 6 2. 4 __3 4 + 2 __2 5 3. 11 ___9 10 + 3 ___1 20 4. 7 __6 7 + 5 __2 7 5. 5 __8 9 + 3 __1 2 6. 21 ___ 11 12 + 17 __2 3 7. Number Sense Write two mixed numbers that have a sum o...

**math HELP!!**

i'm not understanding mixed numbers and improper fractions. (the part where you convert one into another) WHAT DO I DO?!?!

**math**

Test these conjectures. Give three examples. Explain if the conjecture is correct or incorrect. 1. If a number is divisible by 4, it is always an even number._________________________________ 2. All multiples of 5 have a 5 in the ones place.__________________________________ 3...

**science**

i dont understand #3, #4, #5, and #6

**science**

1. List 5 organs [heart,lungs,brain,kidneys, liver] you learned about and tell about what they do. 2.What 2 organs help filter the blood? 3.How do bones and muscles work together when you raise your arm? 4.Trace a drop of blood as it leaves the heart and circles back again. 5....

**Chemistry**

If the distance from the Earth to the moon is 3.84 x 105 km. How long would it take a radio wave with wavelength 413.8 m to travel from Earth to the moon? C=(lanbda)v & E=(h)v

**report**

I'm doing a Point Of Interest report on: *Grand Canyon * NASA NASA is in Houston TX I have NO clue about any one of these!! What do I do??

**Riddle HELP**

so heres the riddle ,i am fat but little im on a tv show for little kids im blue my name starts with b i have to horns in my head and im dangers what am i?

**math**

How do i come up with scenarios for problems like this? -112=7(-5n+4). 2-2(m+6)=5m+5(m+4)

**Riddle HELP**

There are tree stoves. A glass stove, a brick stove, and a wood stove. You only have a match. Which do you light up first? Two cops walked into a room with no windows and found a dead man who obviously hung himself from the ceiling, though they couldn't figure out how. Th...

**mummies and stuff**

I already did this project and learned alot. Can you help me learn more? -Lizzy the AWESOME

**research**

Can you tell me ANY good topics to research? It's a free project so any topic will do! Thank you!!! -Lizzy

**math HELP!!**

ABOUT 58

**lighthouse stuff**

yes, yes it is

**lighthouse stuff**

woah thank you

**lighthouse stuff**

I have a project on the Bodie Island lighthouse and I need the basics and other stuff. PLEASE HELP ME!! Yours AWESOMELY, lizzy

**Physics**

A 2kg block is in equilibrium on an incline of 60 degrees. find fn of the incline on the block

**Physical Science **

1. In which of the following units is acceleration expressed? *A. Newtons B. Foot-pounds C. Kilograms D. Meters per second squared 2. A stone falls from a ledge and takes 16 seconds to hit the ground. The stone has an original velocity of 0 m/s. How tall is the ledge? A. 1,254...

**physics**

How would you draw 4 cm 45 degrees north of east plus 4 cm west?

**accounting 1**

jim smith had trouble finding a job, so he decided to start his own sole proprietorship by the name of designers, inc. jim is a web site designer and here are the results as of the end of the first year of his business.br accounts payable =$12,100br cash=$19,150br service reve...

**geometry**

i think the sphere is 360 degrees.

**Science**

Express the following in scientific notation 1) 547 000.0 2) 0.000000049704

**Science**

Covert the following to the prefix commonly used (include unit). For example 36 kF or 8.9 MJ, 1) 0.0068 s 2) 0.00000000234m

**algebra 2**

0.3=10^06x

**chemistry**

how many iron atoms are in 0.550 mol of Fe2O3?

**Chemistry**

HELP! I need to know if I am getting the right equation for the oxidation reaction of cyclohexene and potassium permanganate? I think it would be: C6H10+KMNO4 would become C6H10(OH) + MNO2 + K

**Chemistry**

What would the equation be for the reaction between potassium permanganate and cyclohexene. I know it's a oxidation reaction but not sure of the equation.

**physics**

a box is thrown upwards with a velocity of 8m/s and takes 2seconds to reach its maximum height.how high does it go up

**physics**

a stone dropped from the roof at a velocity of 6m/s2 and reaches the ground with the velocity of 18m/s.how high is the roof from the ground

**physics**

an object travlling at 10m/s accerelates at 10m/s2 for 8seconds.what is the final velocity and how far does it travel during the 8seconds

**physics**

using well labelled diagrams,briefly describe how you would determine the density of an irregular object

**physics**

an object travelling at 10m/s accelerates at 4m/s2 for 8 seconds.what is the final velocity and how far does it travel during the 8 seconds

**physics**

a stone dropped from the roof at a velocity of 6m/s2 and reaches the ground with the velocity of 18m/s.how high is the roof from the ground

**physics**

A cannonball of mass 3.67 kg is shot from a cannon at an angle of 39.51° relative to the horizontal and with an initial speed of 56.41 m/s. As the cannonball reaches the highest point of its trajectory, what is the gain in its potential energy relative to the point from wh...