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September 2, 2014

Search: PHYSICAL SCIENCE PLEASE HELP REALLY APPRECIATE IT!

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PHYSICAL SCIENCE QUESTION PLEASE I NEED YOUR HELP!
What is common to all light sources, including incandescent, fluorescent, neon, halogen, laser, and sodium-vapor devices? Thank You I really appreciate your help! :3
March 29, 2012 by jEnN

PHYSICAL SCIENCE PLEASE HELP REALLY APPRECIATE IT!
In the reaction between bromine and sodium, a bromine atom gains an electron. What ion is formed? Is the bromine oxidized, or is it reduced? Thank You ^_^
December 14, 2011 by Rachael

Science
Could someone please have a moment to look at my science posts. I really need help on them. I'll appreciate all your help, thanks:-)
May 4, 2010 by Sara

Science
What are the types of position-time graphs? I really do not know the types. I have a problem that has a part that wants me to tell which graph the problem uses. Also, they didn't really talk about the types of graphs in the lesson. Please help, and will really appreciate it.:)
February 25, 2014 by Brady

Science
How can you tell the similarity between displacement and average velocity? I really do not know. Please help, and I will appreciate it. :)
February 27, 2014 by Brady

science
Please check these! Physical or Chemical properties? 1. solubility = physical 2. melting point = physical 3. reacts with water to form a gas = physical
September 12, 2012 by Reed

Physical Science
Based on a data table of their preliminary observations, which is shown below, complete the final column entitled: “Number of Valence Electrons” and then answer the questions that follow. Element Name Symbol Group Number Alkalininium A 1 Earthium E 2 Redonkulinium R 3 ...
November 1, 2011 by Jill

Intro to Physical Science
Define physical science Andrew: I went to www.dictionary.com and typed in physical science. The following is what it returned.I hope this helps. physical science  1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and ...
September 9, 2006 by andrew

Science - Please Help!
How can you tell the similarity between displacement and average velocity? It is for a part of a science problem. The lesson did not tell me how to do this. I have been stuck on that problem for a while. I also had my sister help me, and I looked things up for the problem. I ...
February 27, 2014 by Brady

Physical Science
A=Vf - Vi divided by 29 seconds Can you please help me. This is 9th grade Physical Science homework.
September 13, 2011 by Katelyn

physical science
gimme a side of what physical science is. I know there's no shortcuts but it means alot of ev'rything I gotta know. Sho' me. I have little understanding of what you wrote. When one tries to communicate in non-standard English, the results are unpredictable. Here is a ...
September 3, 2005 by Henry

Algebra 2
Solve and Graph: ( i know that second part would be difficult but can you possibly explain it more) -3©¦x+4©¦-5 ¡Ý 10 Please explain. I would really appreciate it. I'm not in school, i'm homebound and mom will not allow me to attend tutuoring at school for help even though ...
February 7, 2013 by Catilyn

science
Will you please check? Physical or chemical properties 1. bitter taste = physical taste 2. can neutralize a base= physical property 3. boiling point = physical property 4. reacts with a base to form water= physical 5. reacts with acid to form hydrogen = chemical property 6. ...
September 12, 2012 by Reed

Science
I would appreciate some help if poss I am really stuck. I have an equation t = kpxd^2 I have to find the SI units of K SI units of t = s p = kg^-3 x = m d = m k is constant I am really pulling my hair out on this one?
September 15, 2007 by Adam

Punnet Squares
Could some science teacher please have a moment to look at my punnet squares post, I really do need help on it. I will appreciate all the help you could give me, thanks a lot:-)
June 8, 2010 by Sara

English
1. I really appreciate you saying so! 2. I really appreciate your saying so! (Which one is grammatical?)
October 4, 2013 by rfvv

Physical Science
Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration calculation and velocity, time, ...
May 2, 2011 by Pate

Science - Please Check my Answer
My problem: A swimmer travels from the south end to the north end of a 30.0 m pool in 15.0 s and makes the return trip to the starting position in 19.0 s. What is the average velocity for the second half of the swim? My answer: 1.60 m/s to the south Please check! I will really...
February 27, 2014 by Brady

6th Grade Science
How did earthquakes contribute to the destruction of over seventy villages in Tibet? What does a concave scar on a hillside reveal about the formation of the landscape? How can erosion form new land? Please help me. I don't have any answers and I really need help. Thank you. ...
May 4, 2012 by poisoned thorn

Integrated Science.
Hello there experts!Can you help me out with some of my questions?Thank you. My first question is. 1.)List 3 warning symbols in my home...please! 2.)What are some precautious i should take in a lab? and or Give 3 reasons why keen attention is being paid in a lab room? Please ...
September 11, 2007 by Roseana.

physics
1.calculate the commutators a/ [x^2,p^2] b/ [a,a^+n] I don't know how to solve it. Please help. I really appreciate.
March 12, 2010 by bun

Chemistry
My final exam is coming up so I am doing study guides to help me practice. I would really appreciate any help that is given. 1. The hydronium ion concentration for a solution is determined to be 4.5 x 10^-7 M. What is the concentration of the hydroxide ion? 2. When a 5.00 mL ...
November 25, 2012 by Studying

ATTENTION WRITEACHER!
Thanks so much for your help on my english question. I posted a reply with another question down below. You're REALLY smart so can you please check my work that i put donw below! thanks again, i really appreciate it:)
February 26, 2008 by Miley

Mathematics
I have to show that for any (pi)A, Sin(A)squared + Cos(A)squared = 1. I don't really get the question... am I supposed to multiply A by pi? Even if that weren't the case, I still do not comprehend how the squared sine and cosine will cancel out... I'd really appreciate some ...
November 6, 2007 by David

physics
245kg=????ug I do not know how to change this to ug so if anyone could please show me how I would really appreciate it.
November 12, 2007 by nora

phys
show [f(xop), d/dx] = -df/dx please help, can sb gives a hint? I really appreciate.
January 28, 2010 by Bun

science
A hydraulic jack is needed to raise an object with a force of 4000 N to a height of 3 metres above the ground. Will the jack do the job? (Answer after working through the rest of the question. I would really appreciate it if someone would please help me with this question. ...
April 9, 2013 by Cherie

SOCIALS
can anyone please help me:-) check out my earlier posts on page 2 you don't have to help me if you don't want to but I'd really appreciate your help, if you do
September 22, 2009 by sara

math
could you please tell me how you got the answer reguarding the 2" pipe i would really appreciate it. Thanks
June 24, 2012 by jay

Science
I'm so confused please help when the kidneys secrete hydrogen ions, does the pH of the urine drop? and when the kidneys secrete hydrogen ions, it lowers the pH of the blood also? I really appreciate any help you can give Thank you
April 25, 2012 by Shiela

check please
hi ms. sue i was wondering if you had email that i can have to email you if i need help because i need help with accounting with some type of graph but it wont fit here is there anyway you could help me through your email or i can send it to your email and you help me out ...
August 24, 2009 by henry

7th Grade Science
what physical force can cause a change in the state of matter what is the difference between chemical and physical changes what occurs during Bose-Einstein condensation Please help me.
September 4, 2012 by completeidiot

the remainder theorem - Please Help!!
i'm really not sure how to do this question. (3x+2k)^3+(4x-7)^2 has a remainder of 33 when divided by x-3. find k. i tried to expand the expression, but i don't get a polynomial, so how do i apply the remainder theorem? i would really appreciate it if anyone could tell me how ...
January 14, 2008 by hayley

Math
Thanks for helping me alot Steve i really appreciate ur help. My test is in 2 hours and I think im prepared im really thankful of you:) Thanksss sir!!!:D
February 25, 2013 by Kristein

Science
so first of all, not really sure if this is Science =S Okay, could someone please name 4 or 5 animals that are now extinct? and please, more well known ones =D and dont be too general please, ex. dinosaur. Thanks!
January 13, 2009 by John

Science - Please Check This Answer
My problem is: When Christy takes her pet dog for a walk, the dog walks at a very consistent pace of 0.45 m/s. There are 20.1 m between the front of Christy’s house to the nearest dog park. How far will Christy’s dog have walked toward the park after 25 s? My answer is: ...
February 26, 2014 by Brady

Science - Please check my answer
This is my problem: When Christy takes her pet dog for a walk, the dog walks at a very consistent pace of 0.45 m/s. There are 20.1 m between the front of Christy’s house to the nearest dog park. How far will Christy’s dog have walked toward the park after 25s? This is my ...
February 25, 2014 by Brady

Economics
What is kenyas factor of production for their land and labor? Which means what percentage do they use their land for what. For te labor it means what labor occurs their, whether it be physical or mental labor. I need details as well as percentages for both. I would really ...
November 11, 2012 by Anonymous

7th grade math
Horses, pigs and cows is really easy I can do it in my head but, my teacher told me I would have to start showing my work. I really have no clue how to do that I have always done it in my head. Can you pretty please help me I would gladly appreciate it. Thank you. :)
May 14, 2013 by Abby

help
i thought you were a helping site please help i read my lessons but i just coulnd answer some questions. help please i need to pass this test, i would really appreciate it your time. im new to this site
June 16, 2012 by Fred

'opinions please'
I wrote a post earlier, I was hoping a few more people could write their opinion (side) on it. I really appreciate it!
November 2, 2011 by y912f

English
What does it mean when he says don't use any physical examples just expand on the main concept. Also how is Greed related to "war as a social disease" and how is empathy related. We need to explain the main concept with no examples. I'm struggling and I really do appreciate ...
February 3, 2009 by Michele

Cal
Find the volume of the solid formed by rotating the region enclosed by y=(e^(2x))+4,y=0,x-0,x=0.4. I tried doing this but got really confused. Really appreciate it if you guys help.Tnks
July 13, 2011 by tony

physical science
not exactly physical science, but I'm confused about how you tell the charge of elements in the B groups on the periodic table
June 15, 2008 by jowy

science
i need to solve this : 1. we should show the chemical structure of oligosaccharide which contains 2 galactoses and 1 saccharose. 2. compare the difference in physical features og dicarboxylic acids and glucose beta chain 3. determine the calorific value of 5g saccharose please...
March 29, 2011 by nina

Algebra 2/Trig
I've done every other single question besides this one. (There was 12). I'm stumped and would really appreciate some help! I have to simplify this: 5/3sqrt(3-4) I am not sure if you have to conjugate the denominator and multiply it with the top and bottom, then simplify from ...
January 8, 2013 by Raelyn

english
what are the elements of plot, i have to analyze a short story using elements of plot , and when i did my essay i failed it , so can anyone please help me please i will really appreciate it
January 4, 2010 by amanda

Math - help really needed
I'm sorry to double post; I don't want to seem impatient, but I really need help with this. Prove each idenity. 1+1/tan^2x=1/sin^2x 1/cosx-cosx=sinxtanx 1/sin^2x+1/cos^2x=1/sin^2xcos^2x 1/1-cos^2x+/1+cosx=2/sin^2x and (1-cos^2x)(1+1/tan^2x)= 1 I haven't even gotten 'round to ...
December 2, 2008 by Rani

Physical Science in Action
I need help with the scientific method for physical Science in Action and all I have so far is: Scientific methods in a circle and connecting circles with Scientific models , Experiments , observation and calculations and I have one circle left!! Please help ASAP
August 16, 2009 by Patsie

proofread my essay?
If I post my rough draft of an essay on here, can someone proofread it please? I would REALLY appreciate if someone did because I'm doing horrible on it and it would be really helpful if I had someone else's input :) thanks so SO much!!!
November 13, 2008 by Emily

algebra
ur supposed to add straight down, but then i think u have to multiply one equation by the other to get y to cancel out, and then i get up to that step, and then just get really confused, i really do appreciate any help...THANX x+4=-2 x-y=2
July 19, 2008 by maria

precalc. please help:)
(square root y-3)^2=(1-square root 2y-4)^2. how do i do this???? i am clueless, pleaseeee help!!!! i^-7. how do I do this please describe! thanks for your time and help, I really appreciate it:)
September 27, 2009 by kennedy

books
I am having trouble finding the birth date of Lady Montague from Romeo and Juliet. If you can please help me i would really appreciate it!!!!!!!!!!!!!!! Thanks sooooooooooo much, Isabel
March 6, 2012 by Isabel

Physics-please help!!!
A 190 g particle is released from rest at point A inside a smooth hemispherical bowl of radius 25.0 cm. Calculate the gravitational potential energy at A also, how do you find kinetic energy if you aren't given velocity? please help me! i would really appreciate it
November 19, 2009 by Fiona

Physical Science
I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure it out. Please Help Me!! The Latent Heat of Vaporization for water is 540. cal/g. How much heat (in calories) must be added to 10.0 g of water at ...
February 5, 2013 by Jessica

Education
Ms. Sue I really liked the ps2 game Alphabet circus, but it's for ages 2 to 5, and I would like one ages 5 and up, so could you please give me another link to games like alphabet circus. I would really appreciate your help, thanks.
October 12, 2009 by Sheena

To SraMcJin
Sra, I want to thank you for all your help on my English poetry. You really are good at poetry. Thank you very much, I really appreciate it:-)LOL
May 4, 2010 by Sara

Science - Please Check my Answer 2
My problem: One runner in a relay race has a 1.50 s lead and is running at a constant speed of 3.25 m/s. The runner has 30.0 m to run before reaching the end of the track. A second runner moves in the same direction as the leader. What constant speed must the second runner ...
February 27, 2014 by Brady

Algebra
I dont even know where to start with this problem... i'm supposed to simplify it but i dont get how, please help! 12e^x / e^4x I would really appreciate the help, thank you!
April 20, 2011 by Maya

Chemistry
how much silver can you expect to isolate from 10mL of a 0.5 solution of silver nitrate. please help i would really appreciate it
December 7, 2011 by Tabatha

Grd 12 U English
I am the discussion director for my group. I have to grab 4 reallyyy good discussion questions for the book The Kite Runner. I already found one good question, I need the other 3. It has to be from chapter 1-3 PLEASE help me out, i'm so stuck, honestly I really want my group ...
July 8, 2013 by Kristen

Science
I need help please. I'm really clueless of what the answer is. The theory of demographic transition is based on the idea that industrial development causes ________ and ___________ progress that affect population growth rates. [I really have no clue what's the two missing ...
March 19, 2007 by Mack

Math - help really needed
Prove each idenity. 1+1/tan^2x=1/sin^2x 1/cosx-cosx=sinxtanx 1/sin^2x+1/cos^2x=1/sin^2xcos^2x 1/1-cos^2x+/1+cosx=2/sin^2x and (1-cos^2x)(1+1/tan^2x)= 1 I haven't even gotten 'round to sny of the quedtions because the first one is just so hard. I'm not really sure I'm ...
December 2, 2008 by Rani

Statistics
Find each uniform continuous probability and sketch a graph showing it as a shaded area.. If you please show me how you got the answer I would really appreciate. a. P(X < 10) for U (0, 50) b. P(X > 500) for U (0, 1,000) c. P(25< X < 45) for U(15, 65)
September 8, 2010 by Shon

math, Calculus
Need help with these calculus questions, would really appreciate it. Heres a link to the question sheet, http://i45.tinypic.com/28mired.jpg i scanned it and put it on tinypic.com since I'm not sure how to type it up. Would really appreciate the help thank you!!!
June 28, 2010 by Leo

Science. plz help!!
What is the physical and chemical characteristics of the element neon? p.s- a really need help i'm not joking. oh yeah and thank you for your time! I think I answered this last night but it may not have been your question. Anyway, go to www.webelements.com and click on element...
November 13, 2006 by Vicky

Physical Science (repost for drwls)
OK, I've been trying my best and for 3 I got B and for five I got B...? 4 still seems really tricky to me! -MC
May 3, 2009 by mysterychicken

Physics (balancing one chemical equation)
Hi :), Please help me balance this equation I would really appreciate it! :) CS2(g)+ O2(g)----> CO2(g)+ S2O4(aq)+HEAT Thank you in advance! :)
December 7, 2011 by Jill

Business Communications
Which of the following would be classified as an informative or possitive message? A. A request for information B. An announcement of a policy that reduces benefits C. A memo for the file recording actions and rationales D. A letter to an employer announcing you have accepted ...
August 14, 2010 by Rain Misoa

algebra
Hi, can someone please help me with this question? When each of three different numbers is added to the average of two other numbers, the results are 105, 106 and 125. What is the average of the three original numbers? I'm not exactly sure how to go about this problem... I'm ...
November 8, 2007 by Eliana

physical science
in physical science how do you graph a number from 0 to .600
September 7, 2011 by Anonymous

Calculus
Find the integral by substitution ∫ [(16 x3)/(x4 + 5)] dx ∫[ 4 x/(√{x2 + 3})] dx ∫ 8 x2 e4 x3 +7 dx PLEASE help with all three. i'd really appreciate it
December 5, 2010 by Erika

History- Ms. Sue
I want to apologize for being bothersome the other day. I know that you probably became really irritated with me and I'm sorry. I was doing research on the topic and trying to think things through on my own. I was becoming really irriated with the whole assignment. This ...
April 14, 2009 by Kara

History please help
Could someone explain what does it mean to "stabilize international exchange rates"? I would really appreciate it if someone wrote a brief explanation, because I just don't understand
October 25, 2010 by Amy

Research essay
I'm supposed to write a research essay on dark matter. I'm supposed to use in-text citations, but I'm not sure how to. My teacher said that I have to cite anything that's not mine. I know this, but I'm just really confused as to how to write a science research essay as oppsed ...
May 19, 2009 by Sam

sentence correction
I don't see anything wrong with this sentence: It will be greatly appreciated if the bill is paid by check when possible. You're right; there's nothing wrong with this sentence. But you can make it much better by putting it in the active and not passive voice. We would ...
August 3, 2007 by Anonymous

Physical Science
If you can help with this problem, I would so appreciate it. If I can understand, I think I can do the rest of them. Here is the problem and the answer. How do I work through to the answer? A certain radio wave has a frequency of 1.03 MHz. What is the wavelength? Answer 2.91 "...
July 19, 2010 by Sam

maths, physical science , life science , geography
Hi I am in grade 10 , I am doing maths physical science, life science and geography, what jobs can I get into with those subjects
January 19, 2014 by zaakiyah

calculus
i really need some help, i really appreciate all yalls help. Consider the function F(x)=2x^2-5x+5/x-2 Domain Vertical,horizontal,or slant asymptotes x-intercept(s) y-itercept(s) symmetry(respect to x, y-axis or orgin) F’ (x) Critical numbers F” (x) Possible points of inflection
December 6, 2009 by marlyn

Discrete Math
Use mathematical induction to prove the truth of each of the following assertions for all n ≥1. n³ + 5n is divisible by 6 I really do not understand this to much. This is what I have so far: n = 1, 1³ - 5(1) = 6, which is divisible by 6 Then I really don't know how to go...
March 21, 2011 by Francesca

Physical Science
The physical properties of ice are different from the physical properties of dry ice (frozen carbon dioxide). But the physical properties of gaseous water vapor and the physical properties of gaseous carbon dioxide are the same. Why? A.) The valence electrons are more tightly ...
October 17, 2011 by Anonymous

I REALLY NEED HELP IN SCIENCE Plz !!!
If you double the concentrate of yeast in the dough how do you think your results might change ??? Please I really do need help in this thanks
December 13, 2012 by Crystal

science
I really need some help...so please give me an acrostic for the word; "science"
June 11, 2008 by crhris

Biology
Is there any biology websites for teens??? (NOT games! notes and quizzes to practice). The Science of Biology The Chemistry of Life Cell Structure and Function Photosynthesis & Respiration Something REALLY easy to understand(btw I'm going to the 9TH GRADE). please help (having...
July 17, 2013 by Laruen

Intro to physical science
I need a relating topic to physical science that is relating to the reasl world?
May 30, 2009 by Tanisha

Algebra 1
find slope 2x-20y+18=0 I've been braking my head and I just can't find the solution. Can you please help me. I would really appreciate your help. Thank you so very much. I now it's m= something, but I don't know what the answer is. Thanks, again!
January 2, 2011 by Esther

Algebra 1
find slope 2x-20y+18=0 I've been braking my head and I just can't find the solution. Can you please help me. I would really appreciate your help. Thank you so very much. I now it's m= something, but I don't know what the answer is. Thanks, again!
January 2, 2011 by Esther

Algebra 1
find slope 2x-20y+18=0 I've been braking my head and I just can't find the solution. Can you please help me. I would really appreciate your help. Thank you so very much. I now it's m= something, but I don't know what the answer is. Thanks, again!
January 2, 2011 by Esther

chemistry
a copper sample has a mass of 44.65 g and a volume of 5.0cm^3. what is the density of copper, expressed as gram per cubic centimeter? can you please write the formula then show the working? thank you really appreciate it
August 27, 2012 by help3

HELP PLEASE
I'm really, really, really, sorry but I seriously need help. I can't find a TIMELINE of George Vancouver's special journeys and events. PLEASE HELP ME!!! IT WILL MEAN SO MUCH TO ME!
October 14, 2007 by Lily

chemistry, Please help.
Please tell me where I can find the articles ( free) to represent the Setvens rearrangement and Favorskii rearrangement. I have to have them for presentation but I have not taughed about these reaarangenment yet. I hope somebody on Jiskha will help me to find it. I really ...
November 9, 2010 by bun

To DrBob222
I really thank you for helping me with my problems, and not directly giving me the answer but assisting me so I can fully get it, I think your the best helper on here and I really appreciate your help!!!!!!!!!!!!!!!!!!!!!!!!!! Dr Bob is truly super. you've helped me a couple ...
October 16, 2006 by Googly Eyez

science
Teacher gave us homework that I really dont understand. We must write chemical reactions by which we differentiate alcohols, esters, hydrogenic carbon,carboxylic acid and halogen alkanes from each other. We must not write the same reaction for two different compounds and we ...
February 16, 2011 by Nina

year 8 RE - re teachers
Please could someone help me with my re homework. i need to write an essay.this is the question:- Show how religious beliefs and practices may be connected to the needs and concerns of people living at different times and in different situations. Please could you explain what ...
March 16, 2009 by Kerrie

physical science
what is the answer to 3.45 km= ______cm? please
September 10, 2008 by wendy

Science
For the DNA sequence of TACTTCTTCAAGACT, what information is contained in the genetic code for the first and last codon? Please be specific. I appreciate any help I can get.. Thank you!
April 11, 2009 by Symone

science
An area in your state has been flooded due to heavy rains. How might scientists from the three main branches of science interact in their study of the flood, its effects, and how future flooding might be controlled? OK, I will bite: What do you think the three main branches of...
September 17, 2006 by alexa

please i need help accounting
i have a promblem it gives me the information and form i understand the information but cant fill out the form because i dont know how and its 71 points out of the whole exam. is there anyway u can help me out if i give you the information. its about transactions the first i ...
September 28, 2009 by laura

Computer Science
Help me please! I need help with Floating Point Notation when converting biary and regular numbers! Please. I just need some help and would appreciate it greatly. Also instant message me at TRbal10. Thank you
October 14, 2007 by Tiler

Functions
Find the sum of the 50 greatest negative integers. I'm supposed to find a, d, and t(at)n, but I'm not sure which is which. I think it makes sense for n to equal 50, but apart from that, I don't know what else to do. I would really appreciate some sort of explanation on how to ...
December 16, 2008 by Lana

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