Wednesday

August 27, 2014

August 27, 2014

Total # Posts: 74

**Physics**

You take a 10 N block and lift it 1 meter vertically from the floor and then place it back down on the floor. How much work do you do during this motion? W = F x d x cos(theta) So lifting it does work and the lowering it does negative work won't that cancel out to get OJ ...
*July 1, 2014*

**Anthropology**

thank you,
*January 24, 2014*

**Anthropology**

what does this statement mean : " the purpose of anthropology is to make the exotic familiar and the familiar exotic".
*January 24, 2014*

**Algebra 1**

The amount a spring will stretch S is proportional to the force (or weight) F attached to the spring . If a spring stretches 8.9 inches when 20 pounds are attached how far will it stretch when 70 pounds are attached? A:3.54 inches B:2.54 inches C:31.15 inches D:30.15 inches ...
*November 9, 2013*

**physics**

A man holds a 194-N ball in his hand, with the forearm horizontal (see the figure). He can support the ball in this position because of the flexor muscle force , which is applied perpendicular to the forearm. The forearm weighs 24.7 N and has a center of gravity as indicated. ...
*July 16, 2013*

**Biology**

Thanks!
*July 12, 2013*

**Biology**

Will you please check my answers? 1. Single-celled organisms that do not have a membrane-bound nucleus are called A. organelles. B. prokaryotes. C. Golgi bodies. D. eukaryotes. 2. In cells, a form of active transport is A. a sodium-potassium pump. B. osmosis. C. facilitated ...
*July 12, 2013*

**grade 10 history**

I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!
*January 20, 2013*

**Math**

Will you please check my answers? 1. Mary Stevens earns $6 an hour at her job and is entitled to time-and-a-half for overtime, and double time on holidays. Last week she worked 40 hours of regular time, 6 1/2 hours of overtime, and 8 hours of holiday time. How much did she ...
*January 14, 2013*

**Consumer Math**

Will you please check my answers? 1. Mary Stevens earns $6 an hour at her job and is entitled to time-and-a-half for overtime, and double time on holidays. Last week she worked 40 hours of regular time, 6 1/2 hours of overtime, and 8 hours of holiday time. How much did she ...
*January 14, 2013*

**Consumer Math**

Ok
*January 14, 2013*

**Consumer Math**

Ok, thank you.
*January 14, 2013*

**Consumer Math**

Alright thank you.
*January 14, 2013*

**Consumer Math**

Okay
*January 14, 2013*

**Consumer Math**

Will you please check my answers? 1. Your employer has 600 business cards printed for you, and you give away 280 of them. To the nearest hundredth, what percent of the cards is left? A. 18.75% B. 53.33% C. 46.67% D. 21.43% 2. The LCD for the fractions 1/3, 3/4, 5/32, and 8/9 ...
*January 14, 2013*

**Math**

The base of a ladder leaning against a house is 30ft from the wall. if the ladder reaches 40ft high on the wall , how long is the ladder?
*January 7, 2013*

**English**

What is home school?
*December 5, 2012*

**IMPERIALISM AND THE PROGRESSIVE ERA**

_______ pioneered the field of corporate public relations. A. Henry Ford B. Ivy. L. Lee C. Samuel Gompers D. Margaret Robins
*October 9, 2012*

**IMPERIALISM AND THE PROGRESSIVE ERA**

_______ pioneered the field of corporate public relations. A. Henry Ford B. Ivy. L. Lee C. Samuel Gompers D. Margaret Robins
*October 9, 2012*

**Calculus**

thank you soo much!
*September 20, 2012*

**Calculus**

The line y=2x+b is tangent to the graph of y=x^1/2 at the point P=(a, a^1/2). Find P and determine b. I don't know what to do because they don't give you the x coordinate or anything to plug into the derivative. Help?
*September 20, 2012*

**Info literacy**

Which of the following sets of Dewey Decimal call numbers is in the correct order? A. 010.1 ABR, 004.15 KWA, 100.01 PRO, 100.1 BLU B. 004.15 KWA, 010.1 ABR, 100.01 PRO, 100.1 BLU C. 100.1 BLU, 010.1 ABR, 004.15 KWA, 100.01 PRO D. 100.01 PRO, 100.1 BLU, 010.1 ABR, 004.15 KWA
*August 25, 2012*

**mc questions **

Question # 1-What is the magnitude of the momentum of a particle of mass 2 kg with a speed of 5 m/s? a)2.5 kg m/s b)10 kg m/s c)3 kg m/s d)7 kg m/s Question # 2-If two objects with different masses collide and bounce off each other, the one with the greater mass? a)feels a ...
*May 30, 2012*

**algebra**

Rectangular pyramid has a base area of x^2+3x-10/2x square centimeters and a height of x^2-3x/x^2-5x+6 centimeters. Wright a rational expression to describe the volume of the rectangular pyramid
*April 4, 2012*

**algebra**

Which has a larger perimeter ,a 20-inch by 32-inch rectangle or a 28-inch square
*January 30, 2012*

**GLOBAL HISTORY **

how did the black death lead to social disorder
*January 10, 2012*

**Geometry**

a. contrapositive
*January 7, 2012*

**Living environment**

so its 1
*January 3, 2012*

**Living environment**

A characteristic shared by both predators and parasites is that they 1. feed on decomposing plant material 2. capture and kill animals for food 3. live inside their hosts 4. attack a living food source the answer is 2 right
*January 3, 2012*

**Science**

This graph shows the changes in two populations of herbivores in a grassy field. In the y axis it says number of organisms in the x- axis it says Time In the graph A is decreasing , B is increasing, At first they were steady then slightly A decreased and B increased . A ...
*January 3, 2012*

**Science(grade 9)**

so its 1 competition
*January 3, 2012*

**Science(grade 9)**

when two different species live in the same area and use the limited resources, which of the following will occur? (1) competition (2) succession (3) parasitism (4) industrialization is it succession ?
*January 3, 2012*

**Calculus**

Let R be the square region bounded by y = 2, x = 2, and the x and y-axes. When R is rotated about the x-axis, what is the volume of the resulting solid? What is the volume of the solid generated by rotating R about the y-axis?
*December 1, 2011*

**Calculus**

Let R be the region bounded by the x-axis, x = 5 and the curve y = x. This region is rotated around the x-axis. Find the volume of the resulting solid. (Note: R is a triangular region. The resulting solid has a simple shape. You may ask me if you are highly unsure about what ...
*December 1, 2011*

**Math**

Need help with the below math please tell how you could use a number line to determine which of two numbers is greater.
*September 8, 2011*

**Science**

I need an Acrostic poem For speed... HELP
*June 10, 2011*

**teacher aide**

chilren familes and society
*May 17, 2011*

**Math(just check it please easy)**

the answer is j
*April 26, 2011*

**Algebra**

thats wrong the answer is C= 5/9(F - 32)
*April 26, 2011*

**Social Studies(Thesis)**

I read all about thesis and i made my thesis about child labor At what age is it appropriate for a child to have a job and a child should have a right to freedom. That is my thesis is it correct yes or no THANKS
*April 26, 2011*

**math**

gee thx for the math answer
*April 25, 2011*

**Social Studies(child Labor)**

thanks
*April 25, 2011*

**Social Studies(child Labor)**

i found this poltical cartoon why is this fat man eating kids i think because the fat man is just taking the kids rights and the fat man is making them work is this correct???
*April 25, 2011*

**math**

just add the numbers then divide by 3 your divideing by 3 because there is 3 sets of number its easy
*April 25, 2011*

**Social Studies(child Labor)**

thank you
*April 25, 2011*

**Social Studies(child Labor)**

yea i need to translate it to words
*April 25, 2011*

**Social Studies(child Labor)**

i need to translate it to words can you help please
*April 25, 2011*

**Social Studies(child Labor)**

i was seeing the poltical cartoon with the child labor exploiter and i need help interpet
*April 25, 2011*

**Social Studies PLease Help**

i need some child labor political cartoons
*April 25, 2011*

**ELA**

THE BOOK IS THE LIBRARY CARD BY JERRY
*April 23, 2011*

**ELA**

I NEED A SUMMARY OF THE BOOK FRINDLE I CANT FIND THE BOOK PLEASE HELP AND CAN YOU JUST SUMMARIZE THE CHARACTERS
*April 23, 2011*

**MATh (check my answer please)**

no its J
*April 20, 2011*

**MATh (check my answer please)**

so the answer is G.
*April 20, 2011*

**Math**

The mean weight of 75 2nd graders is 55.7 lbs and the mean weight of 25 1st graders is 42.6 lb. What is the mean weight of the 100 children
*March 28, 2011*

**History**

Oh no its in a crossword and its 8 letters long
*February 24, 2011*

**History**

A policy on how to handle things within a state or country What is it?
*February 24, 2011*

**MATH**

regular pentagon Side length(inches) 6 If its 6 what is the perimeter( inches)
*February 23, 2011*

**3rd grade math**

Emma has 36 feet of fence. She wants to make the largest rectangular area possible for her rabbit to play in. What length should she make each side of the rabbit pen? Show your work and explain how you found the largest area.
*November 18, 2010*

**chemistry**

At l=530 nm:aCuSO4=7.544L/mol-cm aKMnO4= 3.645 L/mol-cm At l=800nm: aCuSO4=2.908L/mol-cm aKMnO4= 5.412L/mol-cm you use a celleith a path length of 1.0cm An unknown solution containing both CuSO4 and KMnO4 gave an absorbance reading of 0.679 at 530nm and an absorbance of 0.525 ...
*November 7, 2010*

**Chemistry**

38 molecules
*September 17, 2010*

**math**

What does "find the sum" mean? Please provide an example.
*August 30, 2010*

**Algebra**

A basketball team has 12 more games to play. They have won 25 of the 36 games they have played. How many more games must they play in order to finish with a 0.750 record?
*August 10, 2010*

**Algebra**

The ratio of the weight of an object on Mars to the weight of an object on Earth is 0.4 to 1. How much would a 120-lb astronaut weigh on Mars?
*August 9, 2010*

**Math**

The function of g += t^2-t represents the total number of games played by t teams in a sports league in which each team plays each of the other teams twice. The Metro League plays a total of 132 games. How many teams are in the league?
*April 19, 2010*

**Math**

A satellite is launched into orbit 200 kilometers above the Earth.The orbital velocity of a satellite is given by the formula v=√GmE/r, where v is the velocity in meters per second, G is a given constant, mE is the mass of Earth, and r is the radius of the satellite"...
*April 6, 2010*

**english**

Yes, it is capalize right! "The" is the only thing needed capatilized
*August 12, 2009*

**Social Studies**

Thanks Mrs. Sue you've really helped me alot!! Macy:))
*April 27, 2009*

**Social Studies**

This is just out of curiousity: Are butter and margarine substitute goods?
*April 27, 2009*

**Social Studies**

Thanks Mrs. Sue you've really helped me alot! Macy:))
*April 27, 2009*

**Social Studies**

How can consumer's expectations reduce and increase demand? I really need help with this question. Thanks Macy:))
*April 27, 2009*

**english**

yes. Jo Parker Goodwin
*November 19, 2008*

**english**

In her essay "what is poverty?" jo parker goodwin tries to convince the reader to help the poor. What 3 strategies did she use to achieve her goal?
*November 19, 2008*

**Science**

What effect would letting a crucible and its contents dry overnight before finding their mass have on the value for the percent water in a hydrate?
*December 10, 2007*

**Physics**

a. Only decreasing gravitational force acts on the ball.
*March 26, 2007*

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