Monday
May 2, 2016

Posts by greg

Total # Posts: 457

biology
_________ occur when bonds are broken or formed
September 13, 2010

biology
an atom that gains for loses electrons has an electrical charge and is called an _____.
September 13, 2010

physics
In the diagram below, qA = 9.8 µC & qB = -1.4 µC. There is no charge at point C. The distance between A & C is 2.1 cm and the distance between B & C is 9.6 cm. Find the electric potential at point C
September 13, 2010

math
i think -5 + n
September 13, 2010

6th grade/math
8 and 3.
September 10, 2010

physics
If your mass is 56 m/s, what is your acceleration? ____m/s
September 9, 2010

science
You observe that one fox eats 100 rabbits each year. You have the idea that every increase of one in the fox population will cause the rabbit population to decrease by 100.
September 9, 2010

science
Looking to check the mathematical formula for this: You learn that for every 1,000 meters you rise in the atmosphere, the temperature drops by 6 degress C. You have the idea that if you know the temperature at the base of a mountain and its height, you can figure out the ...
September 9, 2010

math
F-R=T?? Something seems to be missing.
September 9, 2010

math
I do not understand how to arrive at the mathematical representation. Thanks.
September 9, 2010

math
Thanks. I just could not figure out the mathematical representation to illustrate the above.
September 9, 2010

math
Tka for the assist.
September 9, 2010

math
D= ___M___ V
September 9, 2010

math
OOOh - that one stumped me. Thanks.
September 9, 2010

8th grade,math/probability
2/23 PROBLY
August 31, 2010

english 1
the couple ordered soup hors d' oeuvres at the wedding
June 22, 2010

Algebra
Thanks for the help!
June 10, 2010

Algebra
yes
June 10, 2010

Algebra
4 sqrt 32 -3 sqrt 2=
June 10, 2010

Algebra
Solve (x+12)(x-10)(x+3)>0 Solution set is:
June 9, 2010

algebra
Thanks, I kept coming up with strange answers. That makes sense.
June 3, 2010

algebra
find the x and y intercepts: f(x)=-x^2 +3x+10
June 3, 2010

Calculus
a can containing 54 in cubed of tuna and water is to be made in the form of a circular cylinder. What dimensions of the can will require the least amount of material?
May 27, 2010

algebra 2
In the matrix below, which element is a1,2?      1 4 7 2 5 8 3 6 9      A. 8 C. 6 B. 5 D. 2 Examination
May 16, 2010

Political Science
I need help on this. What does the term red tape mean, and how does it relate to the federal bureaucracy? To what extent is Congress to blame for bureaucratic red tape? What are some of the benefits of the federal bureaucracy? What are some of the drawbacks to the current ...
April 29, 2010

religion
this is what I have wrote so far There are many types of religions that exist in our world. With the emergence of so many cultures in the United States comes the existence of numerous religious views. While religions may differ in their goals and in the way they envision and ...
April 19, 2010

religion
that is my problem it is suppose to be a 350-500 word summary and I will never be able to do it in that many words
April 19, 2010

religion
what are major similarities and differences among the different religious groups like Atheist, Buddhist Baptist, Catholic, Protestant, Methodist, Hindu, Islam, Jehovah's Witnesses, Mormon Sikh Judaism
April 19, 2010

math-slope
slope = -2 y intercept = -3
March 28, 2010

math- CAN SOMEONE PLEASE HELP
Y = mx + B m= slope x= x coordinate y= y coordinate b= y-intecept thus, 5/3 is the slope and 8 is the y-intercept.
March 28, 2010

Algebra
If a bottle and a stopper costs $1.10. How much does the stopper cost?
March 28, 2010

calculus
Find the coordinates of all points on yhe graph of y= 1-x^2 at which the tangent line passes through the point (2,0).
March 23, 2010

Math
0.3(11x+4) greater than 2.1-(x+8)
March 21, 2010

Physics
At an amusement park, a swimmer uses a water slide to enter the main pool. The swimmer slides without friction, and descends through a vertical height of 2.89 m. Find the swimmer's speed at the bottom of the slide if she starts with an initial speed of 0.870 m/s.
March 9, 2010

math
Identify n(S) for the given set S = { 5, 10, 15, 20, 25, 30, . . .}
March 1, 2010

math
Express the ratio in simplest form. 48 feet to 20 feet
February 21, 2010

Math
42 divided by 2=21 , 21-12=9, 9+21=30,30+12=42
February 4, 2010

Sci
cool thanks!
December 10, 2009

Sci
what are good materials to make a wind powered car out of? i mean a fake car like milk jugs stuff like that
December 10, 2009

sci
no, i mean a fake car like milk jugs stuff like that
December 10, 2009

sci
what are good materials to make a wind powered car out of?
December 10, 2009

MATH
solve for x, 4 1/2 + x = 6 1/6
December 2, 2009

Calc
A metal cable has radius r and is covered by insulation, so that the distance from the center of the cable to the exterior of the insulation is R. The velocity v of an electrical impulse in the cable is v = -C(r/R)^2*ln(r/R) where c is a positive constant. Find the following ...
December 2, 2009

English
Hamlet: I need to look at the passages from Acts IV and V and assess their impact within the context of the whole play. I have already done so and it's giving me these questions using a passage. I need some help, please. :) Passage 1: " Now, whether it be Bestial ...
November 30, 2009

English
I need help with this. “What is Hamlet ‘about’?” and “What are its enduring themes and messages?”. The responses you provide do not have to be governed by the Values and Worldviews (Dialectic) approach. Substantiate your own ideas with evidence ...
November 29, 2009

spanish
It should be abrázame fuerte, which means "hold me tight". The other is toda la noche which means "all night". brasa mi puerta means "grill my door" LOL
November 21, 2009

physics help!!!
wow, my apology. im sorry. i was expecting to get explainations and get the right equations. im very interesting in physics and i found this great website. you all are very helpful! so i thought i could get as much help as i could. AND you said that i can repost some questions...
November 17, 2009

physics help!!!
What is the minimum work needed to push a 900 kg car 460 m up along a 17.5° incline? (a) Ignore friction. (b) Assume the effective coefficient of friction retarding the car is 0.30?
November 17, 2009

8th Grade Science
It slows down the the dissolving process due to the vicosity of the gas;the gas particules are always together which make the particules move slower but they stay stronger
November 17, 2009

Maths
change so x is the subject y=2/x and y=-n/x the minus is for the whole fraction please show your working thanks in advance :)
October 31, 2009

Maths
how would you work out y=2/x and y=-n/x the minus is for the whole fraction please show your working thanks in advance :)
October 31, 2009

Maths
The book states that the answer is one and a third i got the same answer as Rachel
October 30, 2009

Maths
x/2 + x/4 = 1 the answer is 1 1/3 can you show me the method please thanks in advance :)
October 30, 2009

Statistics
For df = 25, determine the value of A that corresponds to each of the following probabilites: a. P(t >- A)= 0.025 b. P(t <- A)= 0.10 c. P(-A <- t <- A)=0.99
October 3, 2009

science
Hi Ali :)
September 23, 2009

english
how does the text "lord of the flies" relate to journeys?
September 10, 2009

us history
In what ways does the Magna Carta still impact law?
June 24, 2009

Physics
You are told that the volume of a sphere is given by V=(sqrt)d^3/4, where V is the volume and d is the diameter of the sphere. Is this equation dimensionally correct?
June 20, 2009

Physics
Roughly how high could a 305 K copper ball lift itself if it could transform all of its thermal energy into work? Copper has a specific heat of 386J/kg * K measured near room temperature (293 K) and atmospheric pressure.
March 20, 2009

chem
Is this a good way to define crystallization: decreasing the temperature or evaporating the solvent can create crystals?
March 11, 2009

chemistry help
45
March 8, 2009

english
The essay has to be 350 words What I learned in Home School Home school is easer than public school. I am able to learn all the same subject at home as I did in public school. I am also able to learn other things that you are not able to do in public school. History taught me...
February 26, 2009

Math-Factoring
Hey I need help factoring 5x^4-180x^2. I'm used to factoring with three numbers, and not two. How would you do just two like this? Thanks
January 19, 2009

pre-algebra
You want to paint a wall that is 8 3/4 feet high and 11 1/4 feet long. You have a can of paint that will cover 200 square feet with one coat. A. find the area of the wall. b. if you want to apply two coats of paint , do you have enough paint? explain
January 7, 2009

science
a device that uses electicity to a force to move things
January 7, 2009

5th grade math
um so number 2 is -1.667? and 3 and 4 is what i dont understand
January 6, 2009

5th grade math
write the fraction or mixed number as a decimal. 1/5 -5/3 3 4/25 8 5/44
January 6, 2009

Math
Solve this Equasion x=2y 4x+y=12 using the substitution method. Please give solution
December 24, 2008

math
to join a gym your friend pays a one-time fee of $75 and $45 per month for the duration of the membership.Your friend has paid a total of $345.How long has your friend been a member of the gym??
December 10, 2008

6 grade
to join a gym your friend pays a one-time fee of $75 and $45 per month for the duration of the membership.Your friend has paid a total of $345.How long has your friend been a member of the gym??
December 10, 2008

algebra with pizzazzi
Need help why are Mr and Mrs number so happy?
December 5, 2008

help plzzz
this is what i do with all my math work
December 3, 2008

calculus
Consider the function f(x)=12x^5+30x^4–160x^3+5 . f(x) has inflection points at (reading from left to right) x=D , E , and F D= E= F=
November 25, 2008

calculus
f(x)=x^3/(x^2-1) find the regions of concavity and inflection points
November 25, 2008

Math
Describe an application for the use of ratios or proportions
November 22, 2008

7th grade
explain the usefulness of algebra in modern mathematics.
November 9, 2008

physics
Consider the 59 N weight held by two cables The left-hand cable is horizontal. What is the tension in the cable slanted at an angle of 51◦? Answer in units of N. What is the tension in the horizontal cable? Answer in units of N.
November 7, 2008

physics
Consider the 59 N weight held by two cables The left-hand cable is horizontal. What is the tension in the cable slanted at an angle of 51◦? Answer in units of N. What is the tension in the horizontal cable? Answer in units of N.
November 7, 2008

Critical Thinking
THE STATED PREMISE MAKES SENSE, BUT THE CONCLUSION IS STILL VAGUE
September 29, 2008

Math
If the area of the base of a cone is 25 pi square units, express the volume of the cone as a function of its height?
September 11, 2008

Accounting
When the net price method of recording purchases is used, the debit to purchases is for:
August 10, 2008

math-116 final is it a timed test?
It is not a timed test
June 22, 2008

physics
Consider the bending of light by the gravitation of the Sun as described by Newtonian physics. Light of frequency f passes at a distance d from the center of the Sun, which has a mass M. Show that the bending angle of the light is proportional to M/d.
May 28, 2008

Applied Math- Gr.11
A farmer wants to enclose three sides of a rectangular pasture unsing 1000 yards of fencing. The fourth side does not require fencing because it borders a river. What dimensions (length and width) should the farmer choose in order to enclose the greatest area? a) Find at least...
May 1, 2008

physics
Okay the second one is the third answer because something like M(a+g) where m is the weight a is the acceleration and g was 9.8 so I got 844.87 the first one I still cant figure it out.
April 30, 2008

Physics
If an airplane is moving at a constant velocity of 400 m/s for 20 s, what is its acceleration during this period? 0 m/s squared 20 m/s squared 40.82 m/s squared need more information wouldnt it be need more information because isnt acceleration ending velocity minus starting ...
April 29, 2008

spanish
Can you please help me with my spanish homework :? ~.~.~.~.~.~. I did most of it,but I'm stuck on a few,so please help :) ~.~.~.~.~.~. You are a contestant on a game show. The host of the show has given you these answers. Write the corresponding questions 3. El primer ...
April 20, 2008

Social studies
What substance was used to stuff the nostrils?
April 6, 2008

social studies
what is the chemical that was used to embalm the organs?
April 6, 2008

social studies
what are the mummy-shaped figures that worked in the afterlife's fields for the mummy
April 6, 2008

Math
What is the probability that the next cyclone to develop in Australian waters will cross the Qld coast (Apply conditional and total probability). Condition is cyclones that cross the Qld coast are only generated in the south pacific. Cyclones generated in Australian waters is ...
April 4, 2008

chemistry
temperature - as you increase the temperature, the particles speed up... KE = 1/2 mv^2 so an increase in velocity will in turn increase KE.
March 5, 2008

calculator question.. please answer ASAP
you just input the number in the parenthesis, then square the result.
March 5, 2008

PHYSICS!!!
c) w = 110 rev/min a = (alpha)r What equation do I use for getting alpha? Is the angular acceleration constant as well. Do I use the angular acceleration I get for (a) and just multiply it by the radius? How do I get angular acceleration?
March 5, 2008

PHYSICS!!!
The flywheel of a steam engine runs with a constant angular velocity of 220 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.7 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel ...
March 5, 2008

physics
The flywheel of a steam engine runs with a constant angular velocity of 220 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.7 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel ...
March 5, 2008

PHYSICS
Thanks!
March 1, 2008

PHYSICS
Fig. 6-48 shows a conical pendulum, in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps out a cone as the bob rotates.) The bob has a mass of 0.038 kg, the string has length L = 1.2 m and negligible ...
March 1, 2008

Long Division of Polynomials
5x^2-17x+3 over x-4
February 11, 2008

can someone proofread this ASAP! Please!
soley...spelled wrong in the decision making...no hyphen Best of themselves in a relationship...no s tiding...spelled wrong
January 14, 2008

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