Friday

October 28, 2016
Total # Posts: 1,051

**Physics Entropy Project**

We did a lab in class where we heated a nail, and our goal was to determine the total increase in entropy of the system. I have all of the measurements but I'm not sure how to go about figuring out the change in heat (delta Q). delta S = delta Q / delta T (S=Q/T) Here are ...

*January 27, 2010*

**calculus **

Find the area of the region using the method that requires you to evaluate just one integral. Region between y=x and x+y=8 over [2,3]

*January 26, 2010*

**math**

Two angles are a linear pair. One angle is 8 times as large as the other. What is the measure of each of the angles

*January 26, 2010*

**sensory process, BEH**

what is the process of if someone was hitting a ball, and then watching the ball, and finally catching a ball.

*January 25, 2010*

**physics**

drwls- you didn't explain anything which is why this question has been asked 50,000 times.

*January 24, 2010*

**physics**

drwls-stop answering questions...you're horrible!

*January 24, 2010*

**Ap Physics**

On a clear day at the equator with the sun directly overhead, how long would it take to warm 10 kg of water 15 Co if the emissivity of the 1.0 m 2 surface is 1? can someone help me work this out?

*January 22, 2010*

**Pre-Calculus**

cos^2(x) + sin(x) = 1 - Find all solutions in the interval [0, 2pi) I got pi/2 but the answer says {0, pi/2, pi} Where does 0 and pi come from for solutions? When simplifying I just get sin(x)=1

*January 15, 2010*

**Earth Science **

Plinian eruptions are the most powerful type of eruption. They are usually caused_______magma. A)rhyolitic B)bybasaltic C)andesitic

*January 14, 2010*

**math**

Match the equation with the step needed to solve it. 1. 2m - 1 = 3m subtract m 2. 2m = 1 + m subtract 2 3. m - 1 = 2 subtract 1 4. 2 + m = 3 subtract 2m 5. -2 + m = 1 add 2 6. 3 = 1 + m add 1

*January 14, 2010*

**math**

Match the equation with the step needed to solve it. 1. 2m - 1 = 3m subtract m 2. 2m = 1 + m subtract 2 3. m - 1 = 2 subtract 1 4. 2 + m = 3 subtract 2m 5. -2 + m = 1 add 2 6. 3 = 1 + m add 1

*January 14, 2010*

**math divide by moving the decimal point**

34.3 divided by 10/ 5 the 10 is to the 5th power I do not know how to do this, can someone help

*January 13, 2010*

**Precalculus troubles**

If 345deg = 300deg + 45deg find tan 345deg

*January 12, 2010*

**Precalculus troubles**

If sinu= (-5/7) and pie<u< (3pie/2) find sin 2u

*January 12, 2010*

**English **

Type the prepositional phrase. The Grand Canyon is in Arizona. ______

*January 11, 2010*

**English **

A(n) is a phrase containing a preposition, its object, and any modifiers of that object______.

*January 11, 2010*

**English **

A word used to show the relationship between its object and some other word in the sentence is called a(n)_____ .

*January 11, 2010*

**English **

A word used to show the relationship between its object and some other word in the sentence is called a(n)_____ .

*January 11, 2010*

**Geography **

Which statements describe settlement patterns? 1)Land use is affected by settlement patterns. 2)Politics and economic factors seldom play a role in where people settle. 3)Settlement patterns provide information about the people living in specific areas. 4)Resource availability...

*January 11, 2010*

**geography**

of you don't like what i put let someone elas answer it ok.have a good day

*January 11, 2010*

**geography**

Which statements describe the management of the earth's resources? 1)Resource management becomes more important as the population increases 2)Resource management is a global issue. 3)Resource management is a local issue. 4)Resource management is a national issue. 5)...

*January 11, 2010*

**Geography **

sustainable development, unsustainable development, urban form, urbanization, overurbanization 1) resources are being used up at a faster rate than they can be replaced 2) the increase in the population of a city 3)more people live in an area than the area can provide services...

*January 11, 2010*

**Geography**

overurbanization what one is it? A)resources are being used up at a faster rate than they can be replaced B)the increase in the population of a city C)more people live in an area than the area can provide services for D)an area's ability to meet its needs without reducing ...

*January 11, 2010*

**precalculus half angle question stumped**

Given tanu= -1/3 and sinu <0, find sin(u/2) if 0 is less than or equal to u < 2 pie I think its a right triangle in fourth quadrant with the point (3,-1) (hypotenuse equals square root of ten) but I'm brain dead and can't find u or any solutions.

*January 11, 2010*

**math**

4/15

*January 11, 2010*

**precalculus**

2cosxcscsx-4cosx-cscx+2=0 solutions?

*January 10, 2010*

**desperate for help in precal**

how do you write (cosx)/(secx-1) without being in fractional form?

*January 10, 2010*

**math 115**

thank you now i understand it, i didn't know what i was doing.

*January 9, 2010*

**math 115**

i am trying to find this answer there are 3 questions. 1. micheal kept the following records of her phone bills for 12 months: $47, $42, $56, $46, $63, $49, $47, $40, $58, $63, $51, $62 Find the mean and median of michael's monthly phone bills. A) mean: $52, median: $50 C...

*January 9, 2010*

**math**

it would be cheaper to pay the 6000 for the whole group,

*January 9, 2010*

**Math**

Simplify 7(x + 3). A)7x + 3 B)7x + 21 C)7x + 10 D)x + 21

*January 7, 2010*

**Math**

10q - 20 is equivalent to _____. A)2(q - 10) B)10(q - 20) C)10(q - 2)

*January 7, 2010*

**Math**

Simplify 6x + 6 + 5x - 8. A)11x - 2 B)11x + 2 C)9x

*January 7, 2010*

**Math**

Simplify 9 - {x - (7 + x)}. A)16 B)-2x + 2 C)-2x + 16 B)2x + 2

*January 7, 2010*

**Math**

What is the expression for "the difference between five times a number and twice that number"? A)5(2 - N) B)5N - 2N C)2N - 5N

*January 7, 2010*

**Math**

Simplify 6x + 6 + 5x - 8. A)11x - 2 B)11x + 2 c)9x

*January 7, 2010*

**Math**

Simplify 3(x - 4) + 8(x + 2). A)11x - 4 B)11x + 4 C)11x - 2

*January 7, 2010*

**Math**

Evaluate 5x3 + 2 for x = -1. A)-7 B)-3 C)4 D)6

*January 7, 2010*

**Math**

sorry if i did i didn't mean to

*January 7, 2010*

**Math**

2 Evaluate 7 + (-3x ) for x = 0. A)-2 B)0 C)4 D)7

*January 7, 2010*

**Math**

Simplify 9 - {x - (7 + x)}. A)16 B)-2x + 2 C)-2x + 16 D)2x + 2

*January 7, 2010*

**Math**

Find the value of 21 - 18 ÷ 3 · 2. A)1 if it doesnt show A is 1 half - 2 B)2 C)9 D)18

*January 7, 2010*

**Math**

Simplify 5m - 13n - n + 4m. A)9m - 14n B)9m - 13 C)9m2 + 13n2 D)-5mn

*January 7, 2010*

**Math**

Which of the following shows the correct order of the numbers below? 2 (1) 2 - - 0.45 2 , 3 , 2 A) (1) 2 - < 0.45 < - 2 , 3 2 B) (1) < 2 < 0.45 - - 2 3 2 C)0.45 < (1) < 2 - - 2 3

*January 7, 2010*

**Math**

Integers are _____ irrational numbers. always sometimes never

*January 7, 2010*

**trig**

Given that sin(5x-28)degree=cos(3x-5),0 lessthan x lessthan 90degree,find the value of x.

*January 2, 2010*

**Calculus**

Express the four fourth roots of 1/2 + ã3/2 i

*December 21, 2009*

**MATH**

Simplify 6 - (-2) - 3(-5). A)-11 B)-7 C)19 D)3

*December 17, 2009*

**MATH**

Simplify -|-5 + 2|. A)-7 B)-3 C)3 D)7

*December 17, 2009*

**MATH**

How many terms are in the expression shown below? x2 - 10xy + 3y + y2 - 1 A)2 B)3 C)4 D)5

*December 17, 2009*

**MATH**

yes i konw it does that but let me try again Simplify and determine the coefficient of (-2x)(3y)(-2x). - 3

*December 17, 2009*

**MATH**

Simplify and determine the coefficient of (-x)(3y)(-2x). A)-4 b)1 - 3 c)1 d)4

*December 17, 2009*

**English**

A word used to show the relationship between its object and some other word in the sentence is called a(n)_______?

*December 17, 2009*

**Geography **

Employment opportunities were limited in Tijuana. Manuel, who had been unemployed for several months, decided to join a group of people traveling north to find work. What concept is described by the paragraph above? a)population growth b)urbanization c)push-pull d)sustainable ...

*December 15, 2009*

**Geography **

Which statements describe the management of the earth's resources? Resource management becomes more important as the population increases. Resource management is a global issue. Resource management is a local issue. Resource management is a national issue. Resource ...

*December 15, 2009*

**Geography **

Which statements describe settlement patterns? Land use is affected by settlement patterns. Politics and economic factors seldom play a role in where people settle. Settlement patterns provide information about the people living in specific areas. Resource availability ...

*December 15, 2009*

**Geography**

Which of the statements below is not a characteristic of economically developed nations? A)access to health care B)high standard of living C)industrialization D)reduced use of resources

*December 15, 2009*

**Geography**

The city of Urbania was designed by city planners to address the needs of both the city's businesses and its citizens. Single-family housing will be limited. Most people will live in multi-unit housing, such as apartments or condominiums. Businesses must limit the height ...

*December 15, 2009*

**Geography**

Employment opportunities were limited in Tijuana. Manuel, who had been unemployed for several months, decided to join a group of people traveling north to find work. What concept is described by the paragraph above? A)population growth B)urbanization C)push-pull D)sustainable ...

*December 15, 2009*

**Geography**

Employment opportunities were limited in Tijuana. Manuel, who had been unemployed for several months, decided to join a group of people traveling north to find work. What concept is described by the paragraph above?

*December 15, 2009*

**computers**

I need help with the following: Consider a system that uses pure demand paging. a.When a process first starts execution, how could you characterize the page fault rate? b.Once the working set for a process is loaded into memory, how would you characterize the page fault rate? ...

*December 11, 2009*

** New Testament Survey**

The ruler who showed the Jews great favor was a)General Ptolemy Soter b)Alexander the Great c)Caesar of Rome d)Pharaoh Ptolemy Philopator e)Mattathias the Maccabean

*December 10, 2009*

**New Testament Survey**

The empire that was ruling when Jesus Christ was born was the a)Grecian b)Roman c)Egyptian d)Syrian e)Persian

*December 10, 2009*

**New Testament Survey **

Whom did the Persian Empire allow to rule the Jews? a)Persian business men b)religious council c)political parties d)Maccabean family e)the high priest

*December 10, 2009*

**New Testament Survey **

The Syrian ruler who defiled the Jewish Temple altar and martyred many Jews was A)Ptolemy Philopator B)Alexander the Great C)Herod Antipas D)Antiochus Epiphanes E)Caesar Augustus

*December 10, 2009*

**Science **

With today's advanced technology, scientists are able to predict when an earthquake will occur. A)true B)false

*December 9, 2009*

**Science **

With today's advanced technology, scientists are able to predict when an earthquake will occur. A)true B)false

*December 9, 2009*

**Science **

With today's advanced technology, scientists are able to predict when an earthquake will occur A)true B)false

*December 8, 2009*

**Science **

Where is this earthquake's epicenter? A)Tokyo, Japan B)Manila, Philippines C)Beijing, China D)Hong Kong, China

*December 8, 2009*

**Earth Science **

To measure the strength of an earthquake, you can use either a______scale or______scale. A)Richter B)seismograph C)mercalli intensity part:2 A)moment magnitude B)seismogram C)mercalli intensity

*December 7, 2009*

**Science **

Deep within the earth, the process of mantle___?___drives plate tectonics A)convection B)subduction C)currents D)condensation

*December 7, 2009*

**Science **

Mountains that have developed because of compressional stress—colliding plates that force rock layers upward—are called? a)folded mountains b)fault-block mountains c)canyons d)plateaus

*December 7, 2009*

**Science **

Broad areas of folded rock layers that resemble an upside-down bowl are called? a)domes b)basins c)horsts d)monoclines

*December 7, 2009*

**Science **

Mountains produced by tensional stress, like the Teton Range in Wyoming, are called? a)folded mountains b)fault-block mountains c)canyons d)plateaus

*December 7, 2009*

**Science **

Broad areas of folded rock layers that resemble a bowl turned right-side up are called? a)domes b)basins c)horsts d)monoclines

*December 7, 2009*

**Science **

Broad areas of folded rock layers that resemble an upside-down bowl are called? domes basins horsts monoclines

*December 7, 2009*

**Science**

Which scale measures the amount of damage after an earthquake? Richter scale Mercalli intensity scale moment magnitude scale seismograph scale

*December 7, 2009*

**Science**

With the help of three seismograph stations, the epicenter of an earthquake can be located by a process called convection condensation triangulation intersection

*December 7, 2009*

**Earth Science **

Where a major earthquake has happened in the past, but not in a while, is called a seismic? a)gap b)wave c)fault d)scale

*December 7, 2009*

**physics**

pinecones taste good

*December 7, 2009*

**sicence**

Where a major earthquake has happened in the past, but not in a while, is called a seismic a)gap b)wave C)fault d)scale

*December 1, 2009*

**sicence**

thank you

*December 1, 2009*

**sicence**

Loose waves Love waves Light waves Lemon waves

*December 1, 2009*

**sicence**

Surface waves cause the most damage, but they are ironically called

*December 1, 2009*

**french**

Could you please help me fill in the gaps ma voiture est neuve, ....... est vieille (his) tes habits sont unis, ....... sont fleuris (mine) nos livres sont vieux, ...... sont tout neufs (theres) ma cravate est rayée, ...... est unie (yours) vos plages sont propres...

*November 27, 2009*

**Math**

I need helpt with this Use the pattern approach to explain why each of the following multiplication equation is true. (a) (-3) • (4) = -12 (b) (-3) • (-4) = 12 Thanks

*November 10, 2009*

**Calculus**

What does it mean asymptotic behavior?

*November 9, 2009*

**Calculus**

Suppose f(x)= e^(-1/x). Graph this function in the window -5(</=)x(</=)5 and 0(</=)y(</=)10. Find the tangent line to y = f(x) when x=2 and include it in your graph. Also find any horizontal or vertical asymptotes and include them in your graph. Give explanations ...

*November 9, 2009*

**English**

Autobiography of shoes

*November 9, 2009*

**Calculus**

Suppose f(x)= e^(-1/x). Graph this function in the window -5(</=)x(</=)5 and 0(</=)y(</=)10. Find the tangent line to y = f(x) when x=2 and include it in your graph. Also find any horizontal or vertical asymptotes and include them in your graph. Give explanations ...

*November 8, 2009*

**Biochemistry**

Hello guys, I just wanted some clarification of these question. 1. A sequence of amino acids in a certain protein is found to be -Ser-Pro-Gly-Gly-. The sequence is most probably part of a 1. a-helix 2.b-turn (b-bend) 3. parallel b-pleated sheet 4. a-sheet. 2. The pathological ...

*November 2, 2009*

**writing**

Jim is to James as Betsy is to______________

*October 29, 2009*

**business**

In current times, Europe is growing faster then US economy. How will this effect the supply/demand in the foreign currency exchange rate for dollar/Euro???

*October 27, 2009*

**Bio**

1 is the correct answer

*October 25, 2009*

**Florida studies weekly**

blah

*October 24, 2009*

**Chemistry**

What mass of substance would be needed to prepare these solutions: 1) 400ml (cm3) at 5% weight/volume 2) 50ml (cm3) of NAOH at 10% weight/volume

*October 21, 2009*

**Math**

7 11 10 7+11+10=11+9+8=28 9 8 8 9 10 8+9+10=9+7+11=28 7 11 8 7 11 8+7+11=7+9+10=26 9 10 of the three possible solutions only 7, 9, and 11 will work in the center horizontal row.

*October 21, 2009*

**physics**

if an object has a net force of 60N east and mass of the object is 60kg what is it's acceleration?

*October 20, 2009*

**operating system**

Can someone tell me how I would make a process tree with the following data: F S UID PID PPID C PRI NI ADDR SZ WCHAN TTY TIME CMD 4 S 0 1 0 0 80 0 - 764 select ? 00:00:01 init 5 S 0 2 0 0 75 -5 - 0 kthrea ? 00:00:00 kthreadd 1 S 0 3 2 0 -40 - - 0 migrat ? 00:00:00 migration/0 ...

*October 17, 2009*