March 30, 2017

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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

Intro to Physical Science
Define physical science Andrew: I went to 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

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

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

physical science
I need help on a problem that i asked about 3 hrs ago..please help!!
July 19, 2011 by king

Physical Science Need Help Please!
A light beam has a frequency of 5 x 1015 Hz. What is its wavelength?
November 13, 2012 by Jana

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

Physical Science
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
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

Physical Science
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

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
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

physical science
Two 3.4 kg physical science textbooks on a bookshelf are 0.25 m apart. What is the magnitude of the gravitational attraction between the books?
September 19, 2014 by mary

Physical Science,Maths, L.O,Life Science
What Subject do i need to study at FET Level if i want to become a Social Worker one day
September 11, 2015 by Inathi Melaphi

Physical Science
Who discovered Respiration?..Ever single time i google it, it comes up as cellular respiration..i need breathing respiration..please help me!!!!! ~;D~
February 1, 2011 by Sabrina

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

language arts
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

physical science
Memo of physical science question 7 November 2014 grade 11
November 12, 2015 by Anonymous

Physical Education
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

Physical Science
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

Health & Physical Education
Hello, I REALLLYYY need help with my Health and physical ed quiz. I have ONE question that i need help answering. please and thank you. 1) Your doctor tells you that you and your twin sister have the same basal metabolism rate (BMR). You live independent lives and do your own ...
February 20, 2017 by Ms. Lonely

physical science
the need for gaps in railway lines
February 10, 2013 by boitumelo lipheko

physical science
i need to draw an example of a combined pulley
March 26, 2010 by carrie smith

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

physical science
What mass of NaCl do you need to make 71g of Cl2?
November 15, 2009 by savannah

If mecury is 13.54 g/cm3, and you need 40 gm of mercury. What volume of mercury do you need?
December 7, 2007 by TASHA

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

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

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

Physical Science
Most abundant halogen. I need a word eight letters long.
June 24, 2008 by Tony Leal

Honors Physical science
Lesson 13 force and motion unit test. I need 1-62
February 10, 2017 by Cjsocool

Physical Science
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

Health And Physical Education
according to psychologist Abraham Maslow, a person must have his or her physical needs, the need to feel safe the need to belong and the need for esteem met in order to reach. 1 point 1).Self concept 2).Self actualization 3).Self esteem 4).Self awareness
October 21, 2016 by OREO COOKIE DOUGH

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

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

What is an example of physical science? I know it is movement but can you give an example in a sentance and explain please?
September 15, 2015 by Nicole

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

physical science
Please help.How can the IMA of a screwdriver be increased?
October 20, 2009 by zack

Physical Science
Need to know how to measure mass on a balance ruler printed on worksheet. It's getting late... HELP :(
October 1, 2007 by Meg

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

physical science
What physical quantities are governed by the quantum numbers of an atomic electron?.
March 22, 2013 by Dee

physical chemistry
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

Physical Science
A sample of copper can be drawn into thin wire. Is this chemical or physical property?
September 9, 2008 by Mari

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

Health and physical education
I really need help on the connexus academy health and physical education grade 6 semester b unit 6 lesson 6 human body systems test. Please someone help me! If I don't finish this test today I will be in a lot of trouble and I don't have time to study!
March 24, 2017 by Please help me

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

Physical Science 9
when an electric current is passed through water 2 gasses are formed is this a chemical or physical change
March 16, 2014 by Steve

physical sciene
Two 2.2 kg physical science textbooks on a bookshelf are 0.15 m apart. What is the magnitude of the gravitational attraction between the books?
February 14, 2013 by Brandy

Physical Science
The entire physical universe is called__________?
August 27, 2008 by Mickey

Science Fair Project
Please help any tutors around, i really need help on what topic to choose, and my science fair is in February 16, 2015!!!!!! I just want to get a really good mark so i get an A in Science again this year in my report card. From a Student in need!!!Wimbika
February 3, 2015 by Wimbika

physical science
suppose one of your test tubes ha a capacity of 23 mL. you need to use about 5 mL. of a liquid. describe how you could estimate 5 mL
September 8, 2010 by CAMILA

Physical Science
Drwls, would please explain more? I'm not getting this. Thanks
November 2, 2007 by Sarah

physical science
please could you help me to draw the structural formula of C_5 H_12
June 16, 2010 by bindiya farswani

true or False in a physical change some of the physical properties of substance may be altered and the chemical composition remains the same
January 22, 2015 by M

please help me i am looking for word problems involving potential and kinetic energy i need for my homework in science PLEASE HELP!
December 9, 2009 by iya

Science Fair Project
Please help anyone!!!!!!!!!!!!!!!!!!!!!!! I need a science project that can be done in 2-5 days but also that can give me a very good mark!!!!!!!!!!!!!!! please reply A.S.A.P.!!!!!!!!!!!!!!!!!! -From a Science Fair Project in need of a project which can be done in 2-5days.B.T....
February 11, 2015 by Wimbika

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

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!!!

Science (Chemistry)
"Calculate the amount of heat (kcal) released when 18.0 g (grams) of steam are condensed at 100.0 C and the resulting water is frozen and cooled to 25.0 C." The only problem that I'm having is the amount of physical and temperature changes that there are. I'm new and still ...
October 10, 2016 by Sebastian

Science (Chemistry)
"Calculate the amount of heat (kcal) released when 18.0 g (grams) of steam are condensed at 100.0 C and the resulting water is frozen and cooled to 25.0 C." The only problem that I'm having is the amount of physical and temperature changes that there are. I'm new and still ...
October 10, 2016 by Sebastian

Physical science
I need help on how to set up a formula for 27c and 750 mm hg,a sample of hydrogen occupies 5.00 l how much space will it occupy at stp
October 2, 2012 by Glenda

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

Science help please
Hello i need some help with this science project please. How long would it take to get to mars if i'm travel 600 miles per hour. Thanks :)
February 5, 2016 by Meah

Geography,maths lit,life science,physical science,xhosa,life orientation and english
Will i be able to do law with the following subject maths lit,geography,life science,physical science and english
March 29, 2016 by Amanda mnyaka

Science (Asap)
You learned that a tree can be cut down and shaped into a bat.This is a physical change.What are some of the physical changes we find in nature?
May 2, 2011 by Frances

good day! can you please give me the wave explanation for colors? i need it for my report tomorrow. i need an immediate answer please!
July 4, 2010 by Kareen

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

i need help on my science project i have a science fair on march somethin please give me any ideas possible u know plz thanks. (0.o)
January 23, 2008 by jonah

Science (Cont.)
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 and click on element...
November 13, 2006 by Vicky

November 28, 2012 by justin

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

language arts -
Need to confirm if the verbs in the sentences are physical or mental actions: 1..Owens strong performance angered Adolf Hitler - Physical
March 17, 2014 by cee

physical science
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

Physical Science
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

Physical Science
Water boils at _______ 01 Kelvin. I put 373.15 but I don't know if it is right. Could someone please help me?
December 12, 2011 by Brooke

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

Mathematics, physical, science agricultural science, life science english
What it means to be a grade 12 learner?
February 18, 2011 by Anonymous

Physical Science
22. Why does a heat pump need an external source of energy (such as electrical energy)?
March 8, 2014 by Alex

Physical science
Is a chemical reaction the same as a chemical change i need to know so that i can plug it in to answer a question
January 18, 2015 by Sonnie

Physical Science
Im not sure about the answer i need u to help me get the answer
September 3, 2011 by Anonymous

Social Studies
In what way is geography an integrative science? a. Geography is an integrative science because it examines Earth in both physical and human terms.*** b. Geography is an integrative science because it borrows from physical sciences such as chemistry, biology, meterology, and ...
February 4, 2016 by Kaai97

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

Physical Science
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

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

Physical science
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

6th Grade Science Help PLEASE!
Hi, so I did the coin drop experiment. I finished project, wrote my hypothesis, my data, my observations, and my conclusion. What I need help is that in this experiment I don't know which on is the independent and dependent variable. That's all I need. Can someone please help ...
April 15, 2015 by MusicLover14

Physical Science
How does the study of heat relate to the kinetic theory of matter? (Answer in a simplified terms please)
April 27, 2010 by Sue

Physical Science Help!
Can someone please help me balance these equations? Thank you for your time!! 1. NO + O2 ¨ NO2 2. NH4Cl + Ca(OH)2 ¨ CaCl2 + NH3 + H2O
February 11, 2013 by Ella

Physical Science
X-rays can take pictures of your bones but visible light cannot. Explain why. Homework question, please and thank you!
March 13, 2014 by Adam

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

Physical Science
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

Physical Science
plz i need help If the density of ice is 0.92 g/cm^3, what percent of an ice cube’s (or iceberg’s) mass is above water.
April 15, 2009 by Albert Kim

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