Thursday
April 24, 2014

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Total # Posts: 36

Physics
When you put water in a kitchen blender, it begins to travel in a 6-cm-radius circle at a speed of 2 m/s. How hard must the sides of the blender push inward on 0.004 kg of the spinning water?

Physics
A satellite is orbiting the earth just above its surface. The centripetal force making the satellite follow a circular trajectory is just its weight, so its centripetal acceleration is about 9.81 m/s2 (the acceleration due to gravity near the earth's surface). If the earth...

Physics
When a man, who weighs 650 N, stands on a particular trampoline, its springy surface shifts downward 0.1 m. If he bounces on it so that its surface shifts downward 0.28 m, how hard is it pushing up on him?

Physics
A 9.6-m-long elastic band is used to launch a toy glider. Once stretched to a length of 38 m, the band releases 1.7 J of elastic potential energy when you let it contract 0.071 m. What forward force is the band exerting on the toy glider?

Physics
A 9.6-m-long elastic band is used to launch a toy glider. Once stretched to a length of 38 m, the band releases 1.7 J of elastic potential energy when you let it contract 0.071 m. What forward force is the band exerting on the toy glider?

math
look at the first one

math
factor the expression completely. 15x^2+100x+125

physics
A basketball player can leap upward 0.69 m. What is his initial velocity at the start of the leap?


The origin of the energy is the reactor core. Control rods are pulled out of the core to start the reactor, and a controlled chain reaction begins and is maintained. Neutrons released in fissions create other fissions to keep the chain alive. The fissions release energy, much ...

help hexagon geometry
drwls you were close it's 4/3

Physics Can you help me get started
Never mind

Physics Can you help me get started
How did they get 9.804? Thank you

chemistry
25 mL of nitric acid of an unknown molarity are used. the end point of the titration was reached using the basic solution. what is the molarity of the nitric acid?

3rd grade math
i think its yes because look i will do it right now 9 plus

Chemistry
An aspirin tablet weighing 0.475 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolved the tablet in hot NaOH and the cooled solution was diluted with DI water to the mark in a 250 mL volumetric flask. Exactly 3.00 mL of the solution was pipe...

math
Thanks!

math
Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck

THE PARTS OF SPEECH
Thousands - noun of - preposition years - noun ago - adverb fish - noun were - verb (auxiliary) caught - verb (past participle) in - preposition nets - noun and - conjunction traps - noun

math
Describe a simple process for using rates and unit prices that might help someone who is having difficulty understanding these concepts. Include either an example from the text or one of your own examples to explain the solution process. I need help please!!!!

HRM 240
I am having trouble even starting this assignment. i hav no clue what to do!! Can someone plase help me out? Write a 700- to 1,050-word paper recommending to a company's board of directors that affirmative action policies be implemented. Include points supporting the recom...

algebra
Process of eliminiation method ? Is there a solution, infinity or no solution. I don't get it. Can anyone help me? 3r - 5s = -27 5r + 3s = 23

math
Simplify: sqrt(49a^6) Thanks.

AP world history
m

Eth 125
I am just having difficulties understanding what I need to do. I am having no luck at all.

Eth 125
Post a 200- to 300-word summary of a current issue between Native Americans and the federal government. Identify the legislation that you think is linked to the issue, and explain why you think there is a connection. Consult the National Congress of American Indians Web site, ...

Algebra
x^t+2 / x^t Would the solution be x^2?

Chemistry
Convert 265 torr to pascals. 265 torr= ? Pa (760 torr= 1.01325*10^5) How do I go about solving this?

science
i dont know

english
over the summer i had to read Angela's Ashes by Frank McCourt and do 20 plot thoughts about the book. I did read the book, but I am having quite a hard time finding 20 meaningful quotes from the story that I am able to explain. Can anyone please help me?

french
Are you coming for vacation?

writing
help writing a meaningful shape poem


<h1>lodge powerless reduces tariff nil,Petkiewicz </h1>

Chemistry - Equations
fgfg

my topic. students, please post ur opinion too.
Argue the right of students to have freedom choice of subjects.

Chemoautotrophs
What are chemoautotrophs? Here are some questions I can answer: 1. What are chemoautotrophs? 2. What 'fuels' chemoautotrophs? 3. Are chemoautotrophs important in Biology? Why? Here are the answers: 1. Organisms that produce energy by chemosynthesis, oxidation of minera...


<h1>discernible teletype annunciates Taoism!Boston openers </h1>

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