Wednesday

August 20, 2014

August 20, 2014

Total # Posts: 45

**physics**

A bookshelf is at rest in a room. A force of 35.0 newtons is applied to a bookshelf. If the floor imparts a frictional force of 2.90 newtons, what is the net force acting on the bookshelf? 37.9 newtons 32.1 newtons 33.1 newtons 35.0 newtons 50.5 newtons
*May 2, 2014*

**geometry**

A company packages it's cereal in a rectangular prism that is 2.5 inches by 7 inches by 12 inches. It is considering packaging it in a cylinder- shaped container having a 6 inch diameter and a height of 7.5 inches. Which used the least amount of packaging? Prove your answer.
*April 15, 2014*

**physics HELP**

Consider a coaxial cable with 2Amps in the center conductor coming out of the page, and 1Amp in the outer conductor going into the page. The center conductor has a radius of 1mm, the outer conductor's inner radius is 2mm, and the outer conductor's outter radius is 3mm...
*April 7, 2014*

**physics HELP**

A long, ideal solenoid has a diameter d=12cm and n=1200turns/meter carrying current I=20A. If the current is lowered at 4.33amp/s to zero, what is the magnitude of the induced electric field in V/m at a position 8.2cm from the solenoid's axis (so at a point outside the ...
*April 7, 2014*

**physics**

A long, ideal solenoid has a diameter d=12cm and n=1200turns/meter carrying current I=20A. If the current is lowered at 4.33amp/s to zero, what is the magnitude of the induced electric field in V/m at a position 8.2cm from the solenoid's axis (so at a point outside the ...
*April 7, 2014*

**physics**

not sure how to get i
*April 7, 2014*

**physics**

100turns of insulated wire are wraped around a wooden cylindrical core of cross-sectional area 12cm2. The two ends of the wire are connected to a resistor. The total circuit resistance is 13Ω. If an externally applied uniform magnetic field along the core changes from 1....
*April 7, 2014*

**Physical science**

20 m/s downward
*October 8, 2013*

**Physical science**

A rock is dropped from a height of 60 m and is in free fall. What is the velocity of the rock as it reaches the ground 3.5 seconds later?
*October 8, 2013*

**English 3**

The subject of "Game" can best be described as: a. survival of the fittest b. the dehumanization of humans c. the profound childishness of adults d. the need for discipline in the armed forces I picked a
*March 21, 2013*

**Physics**

240 cm
*February 13, 2013*

**7th Grade Math**

Jake ate 1/6 of the cookies. If he ate 5 cookies, How many cookies were there in all?
*February 11, 2013*

**Social Studies**

what is one freedom that American democracy has today that was clearly not recognized in the Roman Empire
*December 4, 2012*

**calculus**

the edges of a cube are increasing at the rate of 5 in/min. How fast is the volume changing when each side is 4 in.
*November 4, 2012*

**College Algebra**

What do I do to graph: (x-2)^2+(y-4)^2=9
*September 13, 2012*

**Math**

1. Which is equal to (square root 5)^3? a. 5^3/2 b. 5^2/3 c. 5^1/3 d. 5^1/6
*February 28, 2012*

**Calculus**

A particle travels along the x-axis so that its velocity is given by v(t)=cos3x for 0<(or equal to)t<(or equal to)5. When t=0, the particle is at x=5. a. What is the smallest x-coordinate of the particle? b. What is the total distance traveled? c. At what t is the ...
*January 10, 2012*

**Math**

what would be a set of 12 numbers that have the landmarks: maximum 8 range 6 mode 6 median 5
*October 2, 2011*

**algebra**

I came up with 9 1/3.
*September 14, 2011*

**algebra**

what is 2/7(4M-18)=12
*September 14, 2011*

**math**

o my gosh!! i see. that was easy. thank you so much.
*September 5, 2011*

**math**

i keep thinking of 5 in the ones digit and the tens digit can either be a 10 or 20 but that cant be because its more than 25 and less than 35. it has to be easy and im not getting it.
*September 5, 2011*

**math**

i dont understand?
*September 5, 2011*

**math**

my ones digit is 5 more than my tens digit. i am greater than 25 and less than 35
*September 5, 2011*

**Chemistryy**

Identify the observations of Ernest Rutherford's experiment with the gold foil. Where he experimented on alpha particles and deflection. Check all that apply.... 1) a positive charge is spread equally over the atom 2) THE MAJORity of the space inside the atom is empty ...
*August 29, 2011*

**Math Pre Algerbra**

Use Operations to figure out how to get to your answer.(PEMDAS) P-parenthesis E- exponents M-multiplication D-division A-addition S-subtraction The order to solving!
*August 28, 2011*

**trig**

a plane with airspeed of 450 miles per hour is flying in the direction N35 degress west?
*June 30, 2011*

**english**

a 2 page eassy a a time when someone halped you or you helped someone.
*January 9, 2011*

**geometry**

if x, x+3 and y are the lenghts of the sides of a triangle then _<y<_
*December 13, 2010*

**physics**

A driver in a car traveling at a speed of 59 mi/h sees a deer 104 m away on the road. Calculate the minimum constant acceler- ation that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime). Answer in units of m/s2.
*August 11, 2010*

**health**

can a person be infected with HIV but not exhibit AIDS?
*May 9, 2010*

**health**

is HIV the primary cause of death in people with AIDS?
*May 9, 2010*

**history**

what problems did Nigeria encounter after oil was discovered there?
*May 6, 2010*

**math**

15.20
*April 21, 2010*

**math**

what is 38% of $40.00?
*April 21, 2010*

**math**

what combination of seven coins totals 27 grams?
*April 21, 2010*

**Technical Math**

What is the square root of 5 divided by the square root of 3?
*April 12, 2010*

**Chemistry**

According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide? hydrochloric acid (aq) + iron(III) oxide (s)--> water (l) + iron(III) chloride (aq)
*December 2, 2009*

**Chemistry**

According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide?
*December 2, 2009*

**5th grade**

could you help explain unstressed syllables? Homework is to underline the unstressed syllable or syllables. Examples of words dozen, spinach. ext. thanks
*March 10, 2009*

**Science**

I need a recipe to make a mesopotaimian brick
*November 9, 2008*

**8th grade Social Studies**

How were the Southern Colonies Established?
*September 8, 2008*

**Math**

No Way
*December 9, 2007*

**Physical Scinece**

A Measurement is defined as_. a. system of prefixes b. the distance between two points c. an exact quantity people agree to use for comparison d. the interval between two events
*October 9, 2007*

**Scince**

Endangered Species http://www.google.com/search?as_q=&hl=en&num=10&btnG=Google+Search&as_epq=endangered+species&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&as_qdr=all&as_nlo=&as_nhi=&as_occt=title&as_dt=i&as_sitesearch=&as_rights=&safe=images
*June 4, 2007*

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