Saturday

December 20, 2014

December 20, 2014

Total # Posts: 1,024

**Physics**

A swimmer can swim at 3.9m/s in still water. What will the swimmer's speed be (relative to the shore) if he crosses a river that is flowing at 5.1m/s?
*November 20, 2014*

**physics**

using 6400 km as the radius of earth, calculate how high above earth's surface you would have to be in order to weigh 1/16th of your current weight.
*November 14, 2014*

**Science**

Caleb is holding a metal block in his hand. What could he do to decrease the thermal energy of the block? -Cool it (A) -Drop it (B) -Hit it (C) -Melt it (D) PS. I think it is Cool It, but I do not know for sure if it is correct or not. I do not think any of the other answer ...
*November 12, 2014*

**EKG**

Trying to write a story geared towards third graders about the blood flow through the heart. Did help
*October 16, 2014*

**Stasticstics/math**

A teacher wants to compare the mean geology scores of two different classes. She is testing the null hypothesis that there is no difference in the population mean scores of the two classes. The difference of the sample means is 51.4. If the standard deviation of the ...
*October 14, 2014*

**Anatomy**

I have a project where I need to explain to third graders so they understand the blood flow through the heart. It can be a skit, song story or game. Can you recommend some sites that can help
*October 6, 2014*

**Math**

1.) An expression is show: √21x; for which value of x should the expression be further simplified? a.) 5 b.) 8 c.) 37 d.) 54 2.) An expression is show: √42x; for which value of x should the expression be further simplified? a.) 11 b.) 13 c.) 20 d.) 55
*October 4, 2014*

**maths**

A student says that the perimeter of a rectangle with length 2x-1inches and width 3x inches can be written as 10x-1inches because 2(2x-1)+2(3x)= 10x-1. Explain why the statement is incorrect
*October 2, 2014*

**Anatomy**

How does coronary artery disease affect the normal homeostasis of the cardiovascular system
*July 18, 2014*

**science**

How does coronary artery disease affect the normal homeostasis of the cardiovascular system
*July 17, 2014*

**science**

Thank you for your response. Do you know of any websites where I can get more information pertaining to my question. It is for a research paper I am doing
*July 17, 2014*

**science**

How does coronary artery disease affect normal homeostasis of the cardiovascular system
*July 17, 2014*

**anatomy**

How does coronary artery disease affect normal homeostasis of the cardiovascular system
*July 16, 2014*

**Science**

What body system does coronary heart disease affect? Also How does this disease affect normal homeostasis of the body system
*July 10, 2014*

**anatomy**

What body system does coronary heart disease affect?
*July 10, 2014*

**ethics**

what are some ethical advantages and negative issues associated with Restorative Justice
*June 29, 2014*

**Anatomy **

I need to make a model of the blood flow through the heart . Any suggestions
*June 13, 2014*

**Anatomy**

I need to do a project for my anatomy class. I need to make a human heart showing blood flow. Can you recommend some site to help me. I don't want to spend a lot of money of the items needed. Please help
*June 13, 2014*

**law**

Is there a current trend, claimed by law enforcement, that there are generally fewer use of force incidents by the police?
*June 8, 2014*

**physics**

A mother pulls her two children on a sled through the snow along a flat street. How much work is done if she pulls her children 100 feet with a constant force of 40 pounds at an angle of 28°?
*June 6, 2014*

**MATH HELP PLEASE & THNX!**

Thank you, but i entered in the answer you got (10.20) and it said it was wrong.
*June 5, 2014*

**MATH HELP PLEASE & THNX!**

Hercules Films is deciding on the price of the video release of its film Bride of the Son of Frankenstein. Marketing estimates that at a price of p dollars, it can sell q = 300,000 − 15,000p copies, but each copy costs $4 to make. What price will give the greatest profit...
*June 5, 2014*

**History PLEASE HELP!!!**

Change: 6. it was done without fighting
*May 9, 2014*

**History PLEASE HELP!!!**

1. elevation 2. Central america is known for coffee, sugercane, and cacao trees 3. They both lived in middle america 4.the incas worshipped many gods 5. where portugal and spain could settle and trade 6. it took less than a year 7. the majority of the people are poor 8.--- ...
*May 9, 2014*

**Algebra Question~!**

A company invests $15,000.00 in an account that compounds interest annually. After two years, the account is worth $16,099.44. Use the function in which r is the annual interest rate, P is the principle, and A is the amount of money after t years. What is the interest rate of ...
*May 5, 2014*

**~Algebra question~**

oh ok ^.^
*May 5, 2014*

**~Algebra question~**

The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance at 55 miles per hour, how long will it take to drive the same distance at 65 miles per hour? (1 point)
*May 5, 2014*

**One Algebra Question~!**

385.00 hours?
*May 5, 2014*

**One Algebra Question~!**

The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance at 55 miles per hour, how long will it take to drive the same distance at 65 miles per hour? (1 point)
*May 5, 2014*

**Math**

A student purchased a box of green tea mints. The nutrition label on the box stated that a serving of 3 mints contains a total of 10 calories. A) Graph the function C, where C(x) represents the number of calories in x mints. B)Write an equation that represents C(x). C)A full ...
*April 21, 2014*

**Personal Finance**

Aaron wants to put $200.00 per month into an IRA account at 15% for four years. What is he solving for using his financial calculator A. present value B. future value C. interest rate D. payment
*April 16, 2014*

**math**

Can you please explain how you go this answer please? Thanks!
*April 13, 2014*

**Algebra Question~!**

Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is not a factor of the ...
*April 2, 2014*

**Algebra Question~!**

If an object is dropped from a height of 200 feet, the function h(t)=-16t^2+200 gives the height of the object after t seconds. Approximately, when will the object hit the ground? (1 point)
*April 1, 2014*

**Health**

A swimmer would like to improve his time in the 100 yard freestyle race. After talking to his coach, he intends to focus on one critical element at the beginning of the race. This swimmer will try to improve his 100 yard freestyle time by improving his (1 point) Power of the ...
*March 24, 2014*

**Social Studies :)**

Ok thx so much, it was a lot, srry to make you guys check so much, but I appreciate it :)
*March 24, 2014*

**Social Studies :)**

So the rest are correct?
*March 24, 2014*

**Social Studies :)**

2. The only Native Americans who successfully stayed on their land were the (1 point) Seminole. *** Sauk. Cherokee. Fox. 3. What act did the United States government pass in order to be able to move Native Americans off their land into Indian Territory? (1 point) Native ...
*March 24, 2014*

**Algebra!**

Thank you Damon, I appreciate it :)
*March 24, 2014*

**Algebra!**

Can someone help me with these problems so i can do the rest of my textbook work on my own plz? What is the value of n so that the expression x^2+11x+n is a perfect square trinomial? (1 point) What is a solution of x^2+6x=-5? (1 point) What is the solution of x^2+14x+112=0? If...
*March 24, 2014*

**Algebra!**

nvm, I figured it out and got 100% :)
*March 20, 2014*

**Algebra!**

4. A ball is thrown into the air with an initial upward velocity of 60 ft/s. Its height (h) in feet after t seconds is given by the function h = –16t² + 60t + 6. What will the height be at t = 3 seconds? (1 point) 35 feet 40 feet 42 feet 45 feet 5. Solve x² &#...
*March 20, 2014*

**Science!**

Ok, then I'll just say these answers.. i guess..
*March 19, 2014*

**Science!**

It didn't show very well, but D is my answer for 5.
*March 19, 2014*

**Science!**

2. What is the momentum of a 20.0 kg scooter traveling at 5.00 m/s. 4.00 kg m/s 20.0 kg m/s 25.0 kg m/s 100 kg m/s <---- 3. Which of the following describes the relationship between friction and inertia? When there is more friction, there is less inertia When there is less ...
*March 19, 2014*

**English**

I have started brainstorming. How would you change the statement I have used. What would you include?
*March 18, 2014*

**English**

I have to write a paper on an author and then effectively persuade the audience that this author is an important and influential writer who should be included in the curriculum for a college writing course. I chose Ernest Hemingway. This is my thesis - Hemingway's ...
*March 18, 2014*

**Anatomy & Physiology**

This is an information website. Like arts and crafts, I need to make a bone like the femur. A 3 D model
*March 17, 2014*

**Anatomy & Physiology**

For my class, I need a to make a human bone such as a femur or any other bones in the human body. Any suggestions on a website?
*March 17, 2014*

**Algebra**

A box has a volume given by the trinomial x^3+5x^2-24x. What are the possible dimensions of the box? Use factoring. (1 point)
*March 15, 2014*

**Algebra Question~!**

The area of a rectangular room is given by the trinomial x^2+7x-30. What are the possible dimensions of the rectangle? Use factoring. (1 point)
*March 15, 2014*

**Algebra Question~!**

A sphere has a radius of 3x+2. Which polynomial in standard form best describes the total surface area of the sphere?
*March 15, 2014*

**Algebra Question~!**

A community group is building a playground on a rectangular lot of land. The lot measures 6x by 9x and they want to cut out an area for a circular jungle gym with a radius of 4x. How much of the land will be left over after the jungle gym is built? (1 point)
*March 15, 2014*

**Algebra Question~!**

7.3x^2+0.8x+1.3 I think thats the answer.
*March 15, 2014*

**Algebra Question~!**

A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x^2 + 6x + 0.3 Endler’s guppies...
*March 15, 2014*

**Art**

12. This type of ad implies the product will make you beautiful. (1 point) slogan testimonial icon rich-and-famous 13. This type of ad uses a celebrity to endorse the product. (1 point) slogan testimonial icon parody 14. This is an object or item that represents a rank or ...
*March 14, 2014*

**Art help plz**

alright, jeez, my bad <.< 12.A 13.C 14.D 15.B
*March 14, 2014*

**Art help plz**

I apologize, I only need help with questions 12-15.
*March 14, 2014*

**Art help plz**

1. This American monument was inspired by Ramses’ Abu Simbel. (1 point) Washington Monument Mount Rushmore Statue of Liberty Lincoln Monument 2. Ramses’ first temple at Abu Simbel intended to send this message. (1 point) a message of celebration and joy a message of ...
*March 14, 2014*

**Geometry**

The length of a hypotenuse of a right triangle is 29 feet. The Altitude drawn perpendicular to the hypotenuse is 10 feet. What are the lengths of the two legs?
*March 12, 2014*

**Math ( trig )**

If a person on the Ferris wheel is 45 feet above the ground. The Gris wheel has a radius of 47.f and is 5 feet above the ground. At what degrees had the Ferris wheel rotated counted clockwise?
*March 12, 2014*

**Science... plz help~!**

If a 40 kg person is accelerating at 10 m/s^2, then the magnitude of the force acting on him or her is 400 N. (1 point) True False
*March 12, 2014*

**English**

I need to re word this paragraph. Hemingway's distinctive writing style is characterized by economy and understatement, and had a significant influence on the development of the 20th century fiction writing. His protagonists are typically stoical men who exhibit an ideal ...
*March 10, 2014*

**Social Studies :)**

ok.. 5:c 9:B any better?
*March 5, 2014*

**Social Studies :)**

5. B 9.C Is this correct?
*March 5, 2014*

**Social Studies :)**

1. By 1860 the Midwest and the East were united by a network of (1 point) roads. railroad tracks. canals. steam-powered ships. 2. Famine caused people from which country to immigrate to the United States? (1 point) Britain Ireland Spain Germany 3. Who watched over the enslaved...
*March 5, 2014*

**Health Ethics**

I have to write a 2 page cited paper on the pros and cons of confidentiality in the medical profession. I am having a hard time starting. Can you recommend websites on this topic
*March 5, 2014*

**Science~!**

A basketball momentarily changes shape as it bounces off the floor. This is due to balanced forces acting on the ball. (1 point) True*** False A ball slowing down as it rolls across a carpet is an example of (1 point) Balanced force Friction*** Inertia Zero net force If the ...
*March 4, 2014*

**Math**

I think its c. But i'm not sure how to figure out how to get it.
*March 4, 2014*

**Math**

A marine life amusement park has 6 killer whales. Each whale consumes about 225 kilograms of fish and other see life per day. Based on this information, which would be the most reasonable estimate of the amount of “whale food” that should be ordered every 3 weeks to ...
*March 4, 2014*

**Math**

Choices: 5/8% 3/10% 1/5% Not here
*March 4, 2014*

**Math**

Bill has a savings account in Sierra Bank and earns interest at 2 1/4%. He is considering moving his business to Coulee Bank to earn 2 11/20% in interest. How much more is the interest rate at Coulee Bank than at Sierra Bank?
*March 4, 2014*

**Math**

Thanks. but how did you get that?
*March 4, 2014*

**Math**

the*
*March 4, 2014*

**Math**

Oh, and here is he answer choices: A $160 B $175 C $190 D $205
*March 4, 2014*

**Math**

Doug needs to purchase four sheets of marine grade plywood to make repairs on the roof of his garage. Depending on the type of tree used to make the wood, the cost of the plywood is between $42 and $45 per sheet. Which of the following is a possible amount that Doug can spend ...
*March 4, 2014*

**chemistry**

A 500. mL sample of hydrogen gas is collected over water at 27 °C. The pressure of the hydrogen and water vapor mixture is 78.5 kPa and the vapor pressure of water at 27 °C is 3.6 kPa. What is the partial pressure of the dry hydrogen gas?
*February 23, 2014*

**Heale Care Ethics**

I have to do a paper on the pros and cons of confidentiality. I am having trouble starting the paper. Can you help
*February 21, 2014*

**1 algebra question**

OOooOOh.... /)_-.... haha thx Damon
*February 20, 2014*

**1 algebra question**

I think it might be 4x^3 – 2x^2-1
*February 20, 2014*

**1 algebra question**

What is the difference of the following polynomials? (6x^3 – 2x^2 +4) -(2x^3 + 4x^2 – 5) ________________
*February 20, 2014*

**DRAGONWINGS NOVEL, PLS HELP**

You could get in serious trouble if the teachers from connexus find this...
*February 20, 2014*

**Math, anyone, plz help**

Thank you~! I will make sure to study more on the work, thx :-)
*February 20, 2014*

**Math, anyone, plz help**

.. I need help with the other questions to...
*February 20, 2014*

**Math, anyone, plz help**

Reiny, Steve???
*February 20, 2014*

**Math, anyone, plz help**

Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 * 10^12 miles. Suppose a star is 1.23 * 10^2 light-years from Earth. In scientific notation, approximately how many miles is it? (1 point...
*February 20, 2014*

**Homework help plz( Steve or Reiny)**

Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 * 10^12 miles. Suppose a star is 1.23 * 10^2 light-years from Earth. In scientific notation, approximately how many miles is it? (1 point...
*February 20, 2014*

**Homework help plz( Steve or Reiny)**

Thankyou, I posted some other questions to.
*February 20, 2014*

**Homework help plz( Steve or Reiny)**

Determine if the number is written in scientific notation. If not, explain 32 * 10^4. (1 point) No; it is not written as a power of 10. No; the first factor is not a number between 1 and 10. Yes; the number is written in scientific notation. Determine if the number is written ...
*February 20, 2014*

**health care law and ethics**

any other websites
*February 20, 2014*

**health care law and ethics**

I have to wtite a 2 page paper regarding the pros and cons of confidentiality. I am having a hard time find websites to help. Can you recommend any
*February 20, 2014*

**Language Arts**

:D Thx!
*February 19, 2014*

**Language Arts**

For question 9, choose the correct verb to complete each sentence. Which one of these doors _____ the most promising? (1 point) Seem Seems***
*February 19, 2014*

**anatomy and Physiology**

Imagine you have a friend with severe injuries who is hungry. Describe the lunch you would prepare for this person. The menu should include the vitamins necessary for tissue repair and help in pain relief.
*February 18, 2014*

**English**

I have to do a paper on studying abroad. My introduction has to start with me talking about myself. Can you recommend a website to help me start with this
*February 18, 2014*

**Life Orientation**

With high self esteem, you will most likely not suffer from sever depression.
*February 12, 2014*

**Language Arts**

2: C 3:A 1:D Is this better?
*February 12, 2014*

**Language Arts**

Read the following passage from “Flowers for Algernon, Part 1”: April 15 Miss Kinnian says Im lerning fast. She read some of the Progress Reports and she looked at me kind of funny. She says Im a fine person and Ill show them all. I asked her why. She said never mind...
*February 12, 2014*

**Language Arts**

The story we read was "Flowers for Algernon, Part 1"
*February 12, 2014*

**Language Arts**

Because the story is written as a series of dated reports, we can see that the story is structured according to (1 point) Cause and effect Chronological order*** Comparison and contrast Problem and solution Choose the right form of the verb for the sentence below: At the end ...
*February 12, 2014*

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