Number of results: 94,747
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
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
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
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
I forgot to add this question into my other Physical Science Posts..sorry What is the difference between mass and weight? Mass is what an object contains inside. Weight is a measure of how strongly gravity pulls on that matter. [I got this from the internet but still need to ...
March 18, 2009 by mysterychicken
year 7 science
Chemical and physical changes. please could someone help me i need to say whether the following are chemical or physical changes and explain why. I`ve looked myself but i can`t find anything that helps. grateful for any help .thanks Frying an egg , burning paper , mixing a ...
April 29, 2008 by choccy
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
Below i copied the assignment but, I only need help finding a peer reviewed article about the effects of optimism on physical help. Can someone PLEASE help me fast? Here is the assignment.... Find a peer reviewed article which discusses the effects of optimism on physical and ...
July 15, 2010 by QueenP
Ok I need some help of course. Please help me! What are the kinds of Eletromagnetic waves? How many are there? Ultra violet, gamma rays, x rays... What are the rest of them.. Thank you!
April 21, 2009 by sjsjfs
If the absolute temperature of a gas is 600K, the temperature in degrees Celsius is? C= K-273 327 C what is the first step to designing an experiment what is a mole in measurement like mole mass. please help me get info. explain the relationship between velocity and ...
June 16, 2005 by Julio Paz
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
Need to confirm if the verbs in the sentences are physical or mental actions: 1. However he won only 2 medals --Physical 2. Spitz also teamed with three other Americans in 3 relay races - Physical 3. In total, Spitz won s7 gold medals in a single Olympics---physical 4. That ...
March 17, 2014 by cee
Will you please give me an article discusses the effects of optimism on physical and psychological health.(you may need to find two articles in order to cover both the physical and the psychological areas).
July 9, 2008 by BaBa
Hello! I need help with this science questions. Thank You! 2. One of the reasons E=mc^2 is important to us is because it explains how our sun produces huge amounts of energy through nuclear fusion of hydrogen atoms. Use this example to describe the relationship between the ...
March 25, 2009 by Amy
I have to da a 10 page paper on Integration of health and physical education in curriculum. I need help finding 10 journal articles that are peer-reviewed, current trends and political background. Help please???
February 12, 2014 by LaTarial Williams
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
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
physical fitness or sports
Name 10 career options in the fields of physial fitness or sport. I have come of with these: -physical trainer -player -coach -refree I need help. Can someone help me to come up with the other 6. And also please check if I am corect. Thanks for help!!!
January 19, 2009 by jess
Superfly, mass of only 1 gram, but capable of flying 840 million km/hr. meets a locomotive with a mass of 20,000 kg, traveling 40 km/hr. Who has the greater momentum? I know I need to convert mass to kg and covert momentum in Kg-Km/hr. I just don't know how. Please help.
September 22, 2014 by Macy
language arts -
Need to confirm if the verbs in the sentences are physical or mental actions: 1. Other Americans in the Olympics challenged their opponents, too. --physics 2. Wilma dazzled the crowds in the track & field competition. --physical 3. Al Oerter, an American discus thrower, ...
March 17, 2014 by cee
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
Introductory physical science
We needed to find the sensitivity of our equal arm balance and the question I need help with is....What are 2 reasons why you need to know the sensitivity of your balance?
October 14, 2010 by Erin
What happens when a candle is alight (on one side we had to show physical change and on other side the chemical change). The question sheet says 'Explained both changes using the Big Idea of Energy.' The physical changes are what you can see, and what you can measure. Include ...
October 21, 2006 by liverpool
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
Science project ideas for science fair. I need to prepare a model for science fair. But I need some ideas about the major problems facing today's world. So that I can get idea for improvement in any area and to show this in science fair. Please get me know about the ...
October 21, 2014 by Edd
Please prepare 0.5L of 1.2M HCl in 50% (v/v) aqueous methanol. The details of HCl are as follows: Hydrochloric acid: Purity : 36%-38% Density : 1.18g/mL Physical state : liquid Molecular weight : 36.42 g/mol Describe the procedures and apparatus you need to use for the ...
November 22, 2014 by elvy
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
I need a little assistance. Can you help? The question which seems to be simple enough is What is a physical change? My son answered - A physical change is any change that alters the form or appearance of matter into a different substance. I do not agree. He is missing ...
September 17, 2012 by From a Mom
I NEED HELP!!! this is urgent!!! Human-Environmental Interactions: how did the people in Khartoum modify the environment? how is the people in khartoum being influence by the physical landscape/environment? sorry my grammar sucks i have other questions but i really extremely ...
November 18, 2010 by NEED HELP URGENT!!!
Drug Abuse (URGENT)
What are some non physical effects of marijuana use? I've found lots of physical but I can't seem to find any non physical effects. Can someone help me please. Thanks very much.
October 12, 2009 by John
Can anyone please answer my science question???? PLEASE!! if nobody on here is answering, try doing a little research on other websites i need some help on my homework
February 22, 2007 by jk1115
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
Mathematics, physical, science agricultural science, life science english
What it means to be a grade 12 learner?
February 18, 2011 by Anonymous
i have 25 examination quesions i need answered. can you help me? We can help you with some of them if you post them individually and show your own work or thoughts. We don't do exams for you here.
March 9, 2007 by cynthia
I need some help. I have tried working this problem and can't get it. What is the mass of the Sun, in kilograms, based on the revolution period and distance from Venus?
April 8, 2012 by mel
See i took this practice test and i got a lot wrong i need help its on nature of matter and i need help so my mom can get of my back help me please I'm desperate for help please i beg
January 25, 2010 by Brianna
Physical science a 2.0g metal ball that carries a charge of 10 uC is placed into an electric field. the ball at rest at point A is accelerated to point B with a speed of 1.0 m/s. what is the electric potential difference between point A and point B?
November 25, 2012 by ann
Science 8A Check Answers
Will someone please check my answers as I need lots of help in science. 1. Which of the following is an example of matter? A. leaves B. shadow C. light from the sun* D. sound 2. Which of the following is an example of a chemical property of matter? A. ability to melt B. ...
November 17, 2014 by Haley
Science ~CHECK MY WORK PLEASE~
Both carbon dioxide and water are pure substances. How are they similar to each other? A.) both substances have a set ratio of atoms that cannot be separated by physical means. B.) both substances have a set ratio of atoms that can be separated by physical means. C.) both ...
January 28, 2014 by Wendy
What are two chemical and two physical properties of water? Please help me. Thank you. physical properties: boiling point, freezing point,density, color, electrical conductivity chemical properties: reactivity with sodium. Reactivity and decomposition with electrictiy.
June 10, 2007 by Jj
HELP WITH THESE PLEASE! If you ride your bike at an average speed of 4km/h and nee to travel a total distance of 28 km, how long will it take you to reach your destination? A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg ...
August 7, 2013 by Audriana
I need help answering a few questions? What is intertia? How is it involved in the first law of motion? Two children who are fighting over a toy pull on it from opposite sides. The result is a stand off. Explain this in terms of the net force. These questions are for my study ...
March 2, 2009 by sfsfsfs
Changes in Matter
Which of the following are examples of a physical change? a)change in physical state b)change in size or shape c)change in properties d)change in texture e)change in physical quantities f)change in substances Answer: a, b, and d Please correct me if I'm wrong, thanks
March 22, 2010 by Sara
I have 2 questions that I need help with please. 1.What are the three parts of the law of conservation of mass/matter? Do not need the definition but the 3 laws please. 2. How are velocity, speed, and acceleration related? I know how they are different only. Thank you
November 29, 2012 by QUICK PLEASE HELP
Is distillation a chemical or physical change? My answer is a physical change. Is this Correct? My Mom wrote to ask you guys to check her checking my answers. Who is right?
September 17, 2012 by Reed
Need help on this one as well: How can you predict whether an object will float or sink in a fluid if you don't know the force of its weight or the buoyant force? Thanks! -MC
March 28, 2009 by mysterychicken
I need help answering these two questions, can someone please help? 1.How does energy transfer by waves differ from energy transer my moving objects? 2.Define amplitude and frequency as they relate to a wave. [I know amplitude is the height of a wave and frequency is how many ...
May 4, 2009 by mysterychicken
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
This is a question to everybody: I was just wondering if anyone had any science related questions or things they wonder about that may require experiments. If you have any ideas please mention them. I need this for a science for a science fair project and have at most a 6 ...
September 6, 2012 by Samantha
Physical Science- Balance Equations
Hi! Can someone please balance these equations, please?! I'm having major trouble! Thank you! HCl (aq) + NaHCO3 (aq) Ā® HBr (aq) + NH3 (aq) Ā® LiHCO3 (aq) + HI (aq) Ā®
February 18, 2013 by Hallie
My science post is almost at the bottom and I need it to be checked urgently. I see science helpers on this site as of right now.--Can you please have a moment to look at my Science post. Thank you very much in advance:-)
April 6, 2010 by Sara
Objects accelerated to relativistic speeds....live shorter or grow bigger? Please note that we don't do students' homework for them. Once YOU have attempted to come up with a response to YOUR questions, please re-post and let us know what you think. Then someone here will be ...
March 29, 2007 by Gina
Science: Plate Techtonics (giving out medals)
Hey there! I need help with some answers 1. Why do earthquakes occur along the San Andreas fault line? 2. Which of the following causes Earth's plates to move continuously? 3. Which of the following physical features are not caused by plate tectonics? PLEASE HELP! giving out ...
October 9, 2014 by PandaLurve21
Can no one help me? I posted a question earlier I don't need answer I need to understand what I did wrong my thinking is that if I have a 2:1 ratio And my total is 99 that if I divide by 3 then I can get the amounts 33x2 is 66, then 33x1 is 33 so it would be 66:33. I used this...
October 18, 2012 by Maria
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? Life science, Earth science, and physical scicence.
August 21, 2010 by Jenny
please help me i am in 4th grade and i need help on my science project. my science project is, is smiling contagious and i have no idea what to do for research and data
November 25, 2012 by kaylee