Tuesday

October 6, 2015
Total # Posts: 82

**Art**

1. D? 2. B?
*March 9, 2015*

**Art**

1. Which movie professional creates the storyboard? A. Screenwriter B. Production designer C. Director D. Graphic artist 2. How might a cinematographer create a believable scene in natures? A. Through research of plants and animals B. Through adjustment of props C. Through ...
*March 9, 2015*

**chemistry**

i dunno
*March 7, 2015*

**math**

the waiting time for a roller coaster is 20 minutes if 150 people are in line how long will you wait if 240 people are in line
*January 14, 2015*

**probability**

For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a tablet computer, and play ...
*January 10, 2015*

**Language arts**

Which of the following events is part of the novels falling action? A. Paul reveres ride to Lexington B. Johnnys injury of his hand and need to find another trade C. Johnnys acceptance of Dr. Warrens offer to operate on his hand D. General gage and the soldiers arrival in ...
*January 7, 2015*

**Trigonometry**

Graph the following functions .include two full periods .a)y=3cos(2x) and b)y=-4sin(4x) on same graph
*December 9, 2014*

**Organic Chemistry**

I have a Lab assignment that requires the synthesis of carboxylic acid and our final product is Benzoic Acid. The following equation was provided: C7H8 + KMnO4 ---> MnO2 1) KMnO4, OH-, heat 2) H3O+ We were asked to balance the equation including the by-products. I was able ...
*November 7, 2014*

**trig**

if (-12,5) is a pointon the terminal side of an angel 0 find the exact value of six trig funcation of 0
*June 19, 2014*

**algebra**

solve 1/3(2x-5)=3
*October 11, 2013*

**physics**

A 53.0-kg person jumps from rest off a 12.0-m-high tower straight down into the water. Neglect air resistance. She comes to rest 3.00 m under the surface of the water. Determine the magnitude of the average force that the water exerts on the diver. This force is nonconservative
*July 10, 2013*

**English**

Signal Phrase: Read "Too Much Pressure" by Colleen Wenke (564-568). Consider it a model for using signal phrases to introduce quoted material as explained on pages 508-512 of the Bedford Handbook. 1. Copy two good examples from Wenke's essay of signal phrases ...
*July 3, 2013*

**Math**

$23095.36
*May 21, 2013*

**Grammer**

Is "is" an adverb?
*February 8, 2013*

**Math**

if a dog is sitting on a porch and 20 meters away a cat is playing. if the dog travels at 4m per second and the cat travels at 2m per second. how many seconds does the cat have before he should be up a tree
*February 5, 2013*

**Geometry**

Ah wait i got the equation for BD as y=-2/7 x + 16/7 is that right?
*January 30, 2013*

**Geometry**

The gradient/slope for BD is -2/7
*January 30, 2013*

**Geometry**

I get the gradient part reiny, but how do you use one of the points to get the equation?
*January 30, 2013*

**Geometry**

The points A,B,C,D have coordinates (3,3) (8,0) (-1,1) (-6,4) respectively. Find the coordinates of the point of intersection of the diagonals AC and BD? Help plZ!!!
*January 30, 2013*

**Geometry**

Your a star!!!!!!!!!!!!! Many thanks
*January 30, 2013*

**Geometry**

Im sorry!!! Its so late and im half asleep. Worse time to do maths. I get it reiny!!!!!!! Thank you So the second point is -4 = -4 therefore it must be the correct equation as both points satisfy the equation?
*January 30, 2013*

**Geometry**

What is RS and LS?
*January 30, 2013*

**Geometry**

Is there a way of simplifying the equation 4y-3x=-10 to y=0.75x - 2.5, then proving that is the equation for DA?
*January 30, 2013*

**Geometry**

Could you please explain that in full, as im really struggling to understand. The other two points were for calculating gradients AB, CB, DC and DA but i got that. Thanks reiny!
*January 30, 2013*

**Geometry**

You are given the cordinates of the four points A (6,2), B(2.4), C (-6, -2) and D (-2,-4). Show that the equation of the line DA is 4y-3x = -10 help please!!
*January 30, 2013*

**english**

Odysseus sent three men to see what the land [possible capitalization of L here] of the Lotus Eaters, who LIVED on the flower, WAS [watch your tenses] about. The three men had gotten fed the Lotus and now they had no desire to go back to the ship or TO go back home. That is ...
*December 9, 2012*

**PHYSICS**

What is the direction (vertical or horizontal) of the transmission axis of Polaroid sunglasses? Give the physical reason for your answer.
*November 25, 2012*

**PHYSICS**

What is the direction (vertical or horizontal) of the transmission axis of Polaroid sunglasses? Give the physical reason for your answer.
*November 25, 2012*

**chemistry**

Image one is b and Image Two is C
*November 22, 2012*

**physics**

to prevent dust and soot particles from polluting the atmosphere, industry often employs static electric charge in their smokestacks. explain the physics principle involved in this application
*October 20, 2012*

**English Literature**

SOMEONE ANSWER THIS!
*February 17, 2012*

**Physics**

3.9x10^7
*December 9, 2011*

**calculus**

A car leaves an intersection traveling east. Its position t sec later is given by x = t2 + t ft. At the same time, another car leaves the same intersection heading north, traveling y = t2 + 3t ft in t sec. Find the rate at which the distance between the two cars will be ...
*October 19, 2011*

**temperture**

c= 5over9 (f-32)
*October 17, 2011*

**spelling**

many rules are loosely enforced.
*October 17, 2011*

**geometry **

what is the height of a cone with a volume of 66 cubic centimeters and a base with a radius of 3 centimeters
*October 17, 2011*

**math**

168p divided by -14
*October 12, 2011*

**Biology: Ecosystems**

That's ok. I already found the answers. Although I did try that before and it didn't help.
*August 25, 2011*

**Biology: Ecosystems**

What are three groups of organisms that are photosynthetic autotrophs? What are the primary producers of the deep-sea vents?
*August 25, 2011*

**biology**

Thanks for the help!
*August 12, 2011*

**biology**

What are two behaviors in either a plant or animal that demonstrates a circadian rhythm?
*August 12, 2011*

**math **

A surveyor has a unit pace of 0.9 m/pace. (a) she counts 37 paces while walking From point C to point D. What is the distance between C to D? (b) how many paces should the same surveyor. count to lay out a line roughly 122m long?
*July 4, 2011*

**chem PLEASE HELP**

I am very sorry. Chem is just not my thing and i looked in my notes the book and everything
*April 14, 2011*

**chem PLEASE HELP**

WHO MADE THESE ATOMIC DISCOVERIES? An atom has a nucleus that is very small In a reaction, the mass of the products must equal the mass of the reactants. Electrons are negatively charge pieces of matter. An electron has a mass that is very small compared to the size of the ...
*April 14, 2011*

**Calculus**

The area of largest isosceles triangle that can be drawn with one vertex at the origin and with others on a line parallel to and above the x-axis and on the curve y=27-x^2 is.... A) 108 B) 27 C) 12 root 3 D) 54 E) 24 root 3
*March 8, 2011*

**algebra**

Five socks colored blue, brown, black, red, and purple are in a drawer. How many combinations of three socks can be randomly selected from the drawer?
*February 8, 2011*

**algebra**

Solve for n: 5to the second power n + 1= 1/25 express answer as a common fraction.
*January 30, 2011*

**AP math 11 grade**

the charges for a phone call are $.52 for first min. and $.35 for each additional min. A)graph this step function for 6 minutes.Let x represent time, and f(x) the charge B) for the domain 0<x<=6, what is the range? C)is the relation formed by interchanging x and f(x) ...
*November 21, 2010*

**chemistry**

How many grams of rust form when 453 kJ of energy are released?
*November 15, 2010*

**Physics**

When physicians diagnose arterial blockages, they quote the reduction in flow rate. If the flow rate in an artery has been reduced to 30% of its normal value due to plaque formation, and the average pressure difference has increased by 40%, by what factor has the plaque ...
*November 6, 2010*

**chemistry**

what is the chemical word equation for neutralizing acid spills? Please help me!!
*November 3, 2010*

**calculus**

Consider the following function. f(x) = (x+2)/(x-3) (a) Find f '(x) (b) Find f '(4)
*October 27, 2010*

**science**

From the following: pure water solution of C12H22O11 (m=0.01) in water solution of NaCl (m=0.01) in water solution of CaCl2 (m=0.01) in water choose the one with the a) highest freezing point b) lowest freezing point c) highest boiling point d) lowest boiling point e) highest ...
*October 5, 2010*

**astronomy**

what does the phenomenon of interference demonstrate? a)the wave nature of light b)the polarization of light waves c)the quantization of the atomic orbitals d) the particle nature of the photon e) the process of ionization -how about for diffraction?
*September 12, 2010*

**chemistry**

(0.95 L x 323 K) / 298 K = 1.03 L of Argon gas
*June 12, 2010*

**psychology**

what is the difference between absolute continuity and differential continuity in regards to personality traits?
*June 1, 2010*

**Chemistry**

Identify each enthalpy change by name and classify each change as exothermic or endothermic. a)1 mol C3H8 (l) ==> 1 mol C3H8 (g) b)1 mol Hg (l) ==> 1 mol Hg (s) c)1 mol NH3 (g) ==> 1 mol NH3 (l) d)1 mol NaCl(s) + 3.88kJ/mol ==> 1 mol NaCl (aq) e)1 mol NaCL (s) ==&...
*May 23, 2010*

**Chemistry**

Identify each enthalpy change by name and classify each change as exothermic or endothermic. a)1 mol C3H8 (l) ==> 1 mol C3H8 (g) b)1 mol Hg (l) ==> 1 mol Hg (s) c)1 mol NH3 (g) ==> 1 mol NH3 (l) d)1 mol NaCl(s) + 3.88kJ/mol ==> 1 mol NaCl (aq) e)1 mol NaCL (s) ==&...
*May 23, 2010*

**calculus**

find the slope of the tangent line to the curve (sqrt 2x+4y) + (sqrt 4xy) = 9.16 at the point (1,5) dy/dx method implicit differantiation?
*May 9, 2010*

**geography**

What are the various problems and difficulties that can occur with a society in the middle of the ocean, or a society under the ocean. (Ex. Waste management, or agriculture) I need about 5. Also, what is the necessary technology needed to make the environment not only liveable...
*April 5, 2010*

**physics**

A baseball is thrown with an initial velocity of magnitude v at an angle of 27.2 with respect to the horizontal (x) direction. At the same time, a second ball is thrown with the same initial speed at a different angle with respect to x. If the two balls land at the same spot, ...
*January 30, 2010*

**physics**

A helicopter is flying horizontally at 7.5 m/s and an altitude of 17 m when a package of emergency medical supplies is ejected horizontally backward with a speed of 13 m/s relative to the helicopter. Ignoring air resistance, what is the horizontal distance between the package ...
*January 29, 2010*

**Physics**

This is a very confusing question and I have no idea how to tackle it. - In a nuclear reactor, neutrons released by nuclear fission must be slowed down before they can trigger additional reactions in other nuclei. To see what sort of material is most effective in slowing (or ...
*October 30, 2009*

**Physics**

also sorry to add, the drop off point from slide is 1.5m from ground.
*October 22, 2009*

**Physics**

If the height of the water slide in the is = 3.9m , and the person's initial speed at point A is 0.60 m/s , what is the horizontal distance between the base of the slide and the splashdown point of the person?
*October 22, 2009*

**Physics**

This question has been blowing my mind, and my teacher is offering no help whatsoever. Experiments performed on the wing of a hawkmoth (Manduca sexta) show that it deflects by a distance of = 4.9 mm when a force of magnitude = 3.2 mN is applied at the tip. A: Treating the wing...
*October 22, 2009*

**Science-Physics?**

Still so confused @_@. Does the dimension as length mean, when calculated the answer = length?
*October 18, 2009*

**Science-Physics?**

Hi simple question which of these have the dimension as length? A) a*t^2 B) v^2/2*a C) a*v D) (v^2*m)/F
*October 18, 2009*

**Physical Science**

Almost all the water vapor in the atmosphere is in the exosphere, ionosphere, stratopause, or troposphere?
*June 2, 2009*

**chemistry honors**

yes
*May 14, 2009*

**chemistry honors**

a student collects 400 mL of oxygen at 9.80 kPa. if the tempeture remains constant, what volume would this gas occupy at 9.40 kPa
*May 14, 2009*

**science**

What does "statistical analysis" mean?? I tried to look at dictinary. com but i didnt get anything that i understood... PLEASE HELP ME!!
*March 25, 2009*

**U.S.History**

#1 c #2 b #3 c #4 I'm leaning towards b
*February 2, 2009*

**ALGEBRA**

Thank you .. If i had to solve for x what would be my answer if I had to choose from.. Ano solution B{-2,-3} C{2,3} D-2 E3 F0
*January 5, 2009*

**ALGEBRA**

Can someone please solve these for me? Thank you. x^2 + 5x + 6 = 0 [SQRT(x + 3)] = 2[SQRT(x)]
*January 5, 2009*

**Algrebra**

What would i do with the 2 ?
*December 31, 2008*

**Algrebra**

I would appreciate your help with this. Thank you Solve each equation and check for extraneous solutions. [SQRT(x - 3)] - 7=0 2[SQRT(w + 4)]=5 [SQRT(x)]=-2
*December 31, 2008*

**math**

John has $2.50 in nickels and dimes in his wallet. He has twice as many dimes as nickels. How many of each coin does he have? Let dimes = _____. Let nickels = _______. Equation:________________
*November 11, 2008*

**Chemistry**

for the reaction 2Na(s) + Cl2(g) -> 2NaCl(s), how many grams of NaCl could be produced from 103g of Na and 13L of Cl2 (at STP)
*January 31, 2008*

**math**

what is the rule for using diameter to find circumference? If the diameter is 2* the length of the radius then d/2 then C=2pie+r. CATCH YOU ON THE FLIP SIDE
*November 26, 2006*

**Chem**

at a pressure of 780mm Hg and 24.2 c,a certian gas has a volume of 350.0 mL .what will the volume of this gas under STP.
*September 30, 2006*

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