Wednesday

December 17, 2014

December 17, 2014

Total # Posts: 405

**Astronomy 1010**

Do all wavelength of light make it through the atmosphere? Explain. please detail help and answer
*January 17, 2012*

**Astronomy 1010**

What are six regions of the electromagnetic spectrum? please detail and answer
*January 17, 2012*

**Astronomy 1010**

How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please detail help and answer
*January 17, 2012*

**Astronomy 1010**

How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please a detail help and answer
*January 17, 2012*

**Astronomy 1010**

Which of the following are related to one another, and which is independent of the others? (Amplitude, Frequency, Period, Wavelength). Please detail help and answer..
*January 17, 2012*

**Astronomy 1010**

The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
*January 17, 2012*

**Astronomy 1010**

The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
*January 17, 2012*

**physics**

the system is in static equilibrium. The coefficient of static friction between the block and the table's surface is = 1/3. The mass of the block that is hanging down is n1 Kg. The tangent of the angle shown in the figure is tan theta = n2. What is the minimum value of ...
*January 14, 2012*

**physics**

the three weights are hanging in static equilibrium. The two weights left and right of center have a mass of 100 Kg. The weight in the center has a mass of 100 Kg. Treat the strings as massless and the pulleys as frictionless. If the sin of the angle theta in the figure is sin...
*January 12, 2012*

**physics**

three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = 3 / 1.73 . If the third force is n3 Newtons, what is n3? look...
*January 12, 2012*

**physics**

three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = n2 / ã 3 . If the third force is n3 Newtons, ...
*January 12, 2012*

**physics**

three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = n2 / ã 3 . If the third force is n3 Newtons, ...
*January 12, 2012*

**physics**

three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of 40 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = 3 / ã 3 . If the third force is n3 Newtons, what...
*January 12, 2012*

**physics**

Problem A5: In the figure above, the two blocks are on frictionless inclines and are in static equilibrium. The block on the left has a mass of 48 Kg, and the block on the right has a mass of n3 Kg. If the left incline has a length of n1 meters, and the right incline a length ...
*January 10, 2012*

**Math**

A rectangle has a measurement of 15 cm long and 9 cm wide. Label another rectangle that is similar and why are they similar?
*December 7, 2011*

**10th grade World History**

How did the ideas of Enlightenment led to changes in European Music and Literature during the 18th Century.
*December 3, 2011*

**simplest form**

4/8- 2/8
*December 1, 2011*

**Math**

To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs...
*November 29, 2011*

**Algebra**

To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...
*November 28, 2011*

**Algebra**

Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M ...
*November 28, 2011*

**Algebra**

To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...
*November 27, 2011*

**Math**

Using Proportionality A correlation L cube How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight ...
*November 27, 2011*

**Algebra**

Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...
*November 27, 2011*

**Algebra**

The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape? Ordinary ape 6 foot tall and weight 400 ...
*November 27, 2011*

**Algebra**

To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...
*November 27, 2011*

**Algebra**

Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...
*November 27, 2011*

**Math**

The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape? Ordinary ape 6 foot tall and weight 400
*November 27, 2011*

**Algebra**

Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...
*November 27, 2011*

**Algebra**

Use Proportionality To produce a 50-gallon pool it cost the manufacturer $35. How much a 100-gallon pool would cost.
*November 27, 2011*

**Algebra**

Using Proportionality symbol The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape?
*November 26, 2011*

**Algebra**

proportionality A〖∝ L〗^3 A 20-foot sailboat estimated cost is $10,000. So what would the estimated cost be for a similar 40-foot boat?
*November 26, 2011*

**Algebra**

The question A granite cube is 10 times that of another granite cube. The pressure exerted by the larger cube on its base is how many times more the pressure exerted by the smaller cube on its base?
*November 26, 2011*

**Algebra**

The question A granite cube is 10 times that of another granite cube. The pressure exerted by the larger cube on its base is how many times more the pressure exerted by the smaller cube on its base?
*November 26, 2011*

**Algebra**

Proportionality If the side of a granite cube is 10 times that of another granite cube, the pressure exerted by the larger cube on its base is times the pressure exerted by the smaller cube on its base. P correlation L
*November 26, 2011*

**Chemistry**

How many grams of C4H10O can be melted by 2.0 x 103 J? Given ÄHfus = 7.27 kJ/mol
*November 14, 2011*

**Math**

Find the future amount after one year on $ 2,000 at 5% compounded annually. (a) $ 200 (b) $ 100 (c) $ 2,100 (d) $ 400 (e) $ 550.00
*November 3, 2011*

**Science**

It’s OK to say that your brain is solar powered, because A) mitochondria in plant cells convert solar power to the chemical power that is used to run your brain. B) cellular respiration is powered by sunlight. C) the antenna complex in chloroplasts acts like a tiny solar ...
*October 26, 2011*

**Science**

It’s OK to say that your brain is solar powered, because A) mitochondria in plant cells convert solar power to the chemical power that is used to run your brain. B) cellular respiration is powered by sunlight. C) the antenna complex in chloroplasts acts like a tiny solar ...
*October 26, 2011*

**physics**

a tugboat is pulling a ship backwards with the chandalier at a 2 degree angle. how fast is ship going?
*September 29, 2011*

**Physics**

F = (m)(a) F = (1.6 kg)(9.0 N/kg)= 15.58 N W = (F)(S) so, F= W/S 75 J / 15.68 N = 4.78 m
*September 27, 2011*

**Physics**

How high will a 1.60-{\rm kg} rock go if thrown straight up by someone who does 75.0 J of work on it? Neglect air resistance.
*September 27, 2011*

**algebra**

counterexample if x less than or equal 6, then 2x-3 less than 9
*September 19, 2011*

**lab chemistry**

what is the boiling point of 2-propanol at the top of pike's peak
*September 19, 2011*

**physics**

Ann is driving down a street at 59 km/h. Suddenly a child runs into the street. If it takes Ann 0.774 s to react and apply the brakes, how far will she have moved before she begins to slow down? Answer in units of m
*August 28, 2011*

**managerial economics**

a 56m b 76 c 90
*July 11, 2011*

**Physics**

(a ball is thrown straight upward with some unknow velocity. The ball reaches a maximum height above the launch point of 32m. how fast is the ball movin when it is 8 m above the launch point )
*June 17, 2011*

**NU**

a ball is thrown straight upward with some unknow velocity. The ball reaches a maximum height above the launch point of 32m. how fast is the ball movin when it is 8 m above the launch point
*June 17, 2011*

**Math **

If theres a golden rectangle, with one dimension shown as being 100, then what is the length of the unknown side? How do you do this please?
*May 10, 2011*

**geometry **

find the volume of a shape whose surface ares is 144 pi square inches
*May 10, 2011*

**Math**

Oh i did 1 times 2 times 3 times 4=24, then times the 1000 which is equal to 24000, then on the outside of thefraction it says add 1 so thats how i got 24,001. I dont know what the ...means thats how the problem was written. How does that make it prime though if you don't ...
*May 10, 2011*

**busieness **

questions 2) List the facts that have the most bearing on the decision. 4)Explain what each affected person would want you to do about the issue. 5)List three alternative actions and identify the best and worst case scenario for each alternative, anyone who would be harmed by ...
*May 8, 2011*

**gen/105**

what website can i use to find this?
*May 2, 2011*

**gen/105**

• Conduct online research regarding the strongest of your multiple intelligences. Find three Web sites that accurately describe that intelligence. If you identified more than one intelligence, choose one. • Compile the following information: o Links to the three Web ...
*May 2, 2011*

**physics**

a mass of density bottle is 20g,when empty,70g when full of water and 55g when full of a second liquid.calculate the density of the liquid
*April 14, 2011*

**Math**

sarah and isabel each has an equal amount of money. After sarah spent 18 and isabel spent 25, Sarah had twice as much as Isabel. How much did each of them have first.
*March 21, 2011*

**com 170**

I believe this paragraph below is a Analysis I have to pick between summary,analysis, synthesis, and evaluation can you tell me if i am right and if not which one and why? 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most ...
*March 6, 2011*

**Social Studies-URGENT**

no
*March 4, 2011*

**calculus**

Please help with this. I submitted it below and was asked to clarify by Henry (hope this is clearer and thank you). I need the first derivative of f(x)=4(x+ sqrt (x(8-x)).And then the second derivative of this to show by the second derivative test that it is a local maximum. ...
*March 4, 2011*

**reading**

what are some examples of everyday kid ritual?
*March 1, 2011*

**Math**

i think its 10/7
*March 1, 2011*

**calculus**

Please help with this. I submitted it below but no one responded. I need the first derivative of f(x)=4(x+ then the square root to include (x(8-x)), then close bracket.And then the second derivative of this to show by the second derivative test that it is a local maximum. This...
*March 1, 2011*

**calculus**

Please help with this. I need the first derivative of f(x)=4(x+squareroot (x(8-x)) and then the second derivative of this to show by the second derivative test that it is a local maximum. This is difficult to put into form here and I hope I have got it right. Many thanks.
*February 24, 2011*

**algebra**

Find value of x: x(x+2)=7
*February 9, 2011*

**Chemistry**

Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the equilibrium mixture if the total pressure at equilibrium is 5.00 atm.
*January 30, 2011*

**Chemistry**

Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the equilibrium mixture if the total pressure at equilibrium is 5.00 atm.
*January 28, 2011*

**Chem**

Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the equilibrium mixture if the total pressure at equilibrium is 5.00 atm.
*January 26, 2011*

**Math 1 9th grade**

how do you find the characteristics of a graph
*January 20, 2011*

**biology**

rana pipiens, a species of frog, has a diploid chromosome number of 26. a. how many chromosomes are present during metaphase i? per cell? b. how many chromatids are present during anaphase i ? per cell? c. how many centromeres are present during telophase I? per cell? d. how ...
*January 15, 2011*

**Calculus**

if u and v are differentiable functions, then does d(uv) = dudv
*December 14, 2010*

**MATH HELP NEEDED**

combine 2nd and third
*November 18, 2010*

**MATH HELP NEEDED**

yfrog./ 9escreenshot25ucj img338.imageshack.us /img338/7823/screenshot25uc.jpg
*November 18, 2010*

**Algebra**

when i combine the like terms i dont know what the next step is
*November 17, 2010*

**Algebra**

At what two points do the graphs of y=2x^2-5x-12 and y=1/2x^2-3x+4 intersect? explain your reasoning.
*November 17, 2010*

**Math**

b) temperature of the surrounding environment
*November 16, 2010*

**Math**

Using Netwon Law of Cool, the graph of T(t)=S+(T subscript --S)e^kt approaches a horizontal asymptote.What does the asymtote describe? a) intial temperature of the heated object b) temperature of the surrounding environment c) the difference in the temparture of the heated ...
*November 16, 2010*

**Pharmacy Tech**

An IV infusion order is written for 0.3 L of D5W/0.45% NS to run over 12 hours. The drp factor on th IV is set to 12 gtt/mL. What is the flow rate in drops per minute? Hint make sure your equation includes conversion factors for volume and timeso that the answer is in gtt/min....
*November 3, 2010*

**english**

aesthetics?
*November 1, 2010*

**english**

This teen romance doesn't have a single authentic moment, from its canned tragedy setup . . . to its power-ballad finale . . ." wich one would it be? authenticity? universality? aesthetics?
*November 1, 2010*

**math**

find all real zeros and their multiplicity of the polynomial function f(x)=5(x-4)squared(x+2)
*November 1, 2010*

**math**

sketch the graph of quadratic function. identify vertex and x-intercepts f(x)=(x-3)squared-1
*November 1, 2010*

**algebra**

sketch the graph of quadratic function. identify vertex and x intercepts f(x)(x-3)squared-1
*November 1, 2010*

**algebra**

solve the system of equations x+y=1 x-y=5
*November 1, 2010*

**algebra**

find all real zeros and their multiplicity of the polynomial function f(x)=5(X-4)squared(x+2)
*November 1, 2010*

**algebra**

state the domain of the function. identify all intercepts and find vertical and horizontal asymtodes. f(x)=x-2 over x+1 or x-2 f(x)= ___ x+1
*November 1, 2010*

**algebra**

find all real zeros and their multiplicity of the polynomial function f(x)=5(x-4)squared(x+2
*November 1, 2010*

**algebra**

write the partial fraction decomposition of the rational expression ax over x squared -x-2 or ax ____________ xsquared-x-2
*November 1, 2010*

**algebra**

you deposit 8500 dollars in an account that pays you 3.5 % interest compounded continuously. How long will it take for the money to triple?
*October 31, 2010*

**small business management**

what's the best way to find out if a particular business is a good fit for you
*October 28, 2010*

**calculus**

Integrate x^2+5x+1dx/(2x^3+15x^2+6x+23)^1/2
*October 15, 2010*

**AP Physics**

A 2.8 kg mass hangs at one end of a rope that is attached to a support on a railroad car. When the car accelerates to the right, the rope makes an angle of 9.0° with the vertical, as shown in Figure P4.68. Find the acceleration of the car.
*October 5, 2010*

**AP Physics**

A woman at an airport is towing her 17.0 kg suitcase at constant speed by pulling on the strap at an angle of θ above the horizontal (Fig. P4.40). She pulls on the strap with a 26.0 N force, and the friction force on the suitcase is 10.0 N. What angle does the strap make ...
*October 5, 2010*

**12th grade Math - word problems**

84.33
*September 20, 2010*

**Chemistry **

Calcium chloride has been used to melt ice from roadways. Given that the saturated solution is 32% calcium chloride by mass, estimate the freezing point. Express your answer in degrees Celsius. Assume that calcium chloride behaves ideally in solution.
*September 14, 2010*

**physics**

To measure the height of a tree, you throw a rock directly upward, with a speed just fast enough that the rock brushes against the uppermost leaves and then falls back to the ground. If the rock is in the air for 2.1 s, how tall is the tree?
*September 7, 2010*

**physics**

To measure the height of a tree, you throw a rock directly upward, with a speed just fast enough that the rock brushes against the uppermost leaves and then falls back to the ground. If the rock is in the air for 2.1 s, how tall is the tree?
*September 7, 2010*

**physics**

Consider a rock that is thrown off a bridge of height 27 m at an angle θ = 24° with respect to the horizontal as shown in the figure above. If the initial speed the rock is thrown is 12 m/s, find the following quantities: (a) The time it takes the rock to reach its ...
*September 6, 2010*

**physics**

I solved for h and got 210.2. What am I doing wrong?
*September 6, 2010*

**physics**

could you possibly explain A. im still not understanding it.
*September 6, 2010*

**physics**

A model rocket is launched straight upward with an initial speed of 60.0 m/s. It accelerates with a constant upward acceleration of 2.00 m/s2 until its engines stop at an altitude of 130 m. (a) What is the maximum height reached by the rocket? m (b) How long after lift-off ...
*September 6, 2010*

**chemistry**

-10KJ
*September 5, 2010*

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