September 24, 2016

Search: Physical Science-Sould you please check my explana

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Physical Science-Sould you please check my explana
If I put my finger in a glass of water or a glass of oil, which would make my finger look bigger and why? I think it would be oil because of the why the light is refracted-a thicker medium would bend the light more than the water
February 23, 2011 by Ray S.

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

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

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
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

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

Which discovery tool would be especially appropriate to use against a plaintiff claiming physical injuries that the defendant believes are being faked please check my answer thanks :) a request for physical examination
November 14, 2007 by Anonymous

Micro Economics
Assume that the market for annual physical check-ups is in equilibrium, and not everyone gets an annual physical check-up. What is the effect on price and quantity if a government regulation fixes prices at the current level and requires everyone to get an annual physical ...
September 21, 2008 by Will Jr.

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

A couple of assignment questions: Assume that the market for annual physical check-ups is in equilibrium, and not everyone gets an annual physical check-up. What is the effect on price and quantity if a government regulation fixes prices at the current level and requires ...
September 22, 2008 by Will Jr.

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

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

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 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

Health please check my answer
Please check my answer thank you :) Dr Hannah places a stethoscope to a seven - year old child's chest. The lungs reveal basilar rales. Which method is Dr Hannah using to perform the physical exam? A. Auscultation B. Palpation C. Percussion D. Visualization My answer is C
March 19, 2008 by Kaleigh-Anne

Will you please check a few more? Physical change, chemical change or both kinds of change? 1. Sodium hydroxide dissolves in water (both) 2. Hydrochloric acid reacts with sodium hydroxide to produce a salt, water and heat (chemical) 3. A pellet of sodium is sliced in two (...
September 12, 2012 by Reed

Science Please check my answer!
Which physical properties are characteristic of nonmetal solids? Choose all that apply. A) brittle B) little luster C) malleable D) ductile E) good conductors of heat A row of elements on the periodic table is called a(n) A) group. B) period. C) valence. D) orbital. My answers...
January 12, 2014 by Mileena

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

Health info
please check my answer thanks :) Mr. Jones, angry at Dr. Bob , throws a punch at him but misses. Dr Bob sues for battery. why will Dr Bob lose? 1.There was no physical contact 2. Dr Bob was not harmed I picked #1 no physical contact
November 14, 2007 by Anonymous

Are the following physical or chemical: a. dew is dried by the sun a dark cloth is faded by the sunlight c. grape juice is converted to wine d. soap is dissolved in water a.physical b.physical c.chemical d.chemical Physical changes are those in which the substance is not ...
September 9, 2006 by Joe

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

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

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

Could you please check these sentences, too? I tried to rephrase the first lines again. 1) Hamlet wonders whether it is better (for him) to endure the assaults of shameless fortune ("the slings and arrows of an outrageous fortune") or to fight against his mass of troubles. 2) ...
November 20, 2011 by Henry1

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

Physical Science
A small fish in the pacific ocean watches a shark swim by a large rock a few meters away. Which of the following is a reference point in this scenario? A. shark ** B. large rock C. water D. pacific ocean I think the answer is A, please check!
February 11, 2016 by Laci

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

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

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

Please check my work 3M solution of NaOH (1 liter worth) molecular weight: 39.99 3 x 39.99= 119.97 grams dilute to 1000mL 3 M solution of HCl (1 L) c1v1=c2v2 (12M)(?)= (3M)(1000mL) ?= 250 mL please check thank you
October 13, 2008 by ag

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

1) 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 Cindy

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

Ms. Sue this is Ava will you please check my science answers that i posted
September 10, 2012 by Ava

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

Science Check
Can someone please have a moment to look at my other science posts, thanks :-)
February 16, 2010 by Sara

Why are the Southern Colonies economy almost based completely on Farming? Is the question written right or sould it be re worded.
February 13, 2011 by Told

Can someone please have a moment to look at my other previous science posts, thanks :-)
February 16, 2010 by Sara

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

Physical Science
A friend tell you that a refrigerator door beneath it's layer of white painted plastic, is made of aluminum. How could you check to see if this is true withoutscraping away the plastic?
March 22, 2008 by Rachel

What is the final temperature and physical state if water when 47.50 kJ of energy is added to 15.0 g of ice at -10.0 C? Helpful information: Cs (ice) = 2.1 J/g C Heat of fusion (water) = 6.02 kJ/mol Cs (water) = 4.184 J/g C Heat of vaporization (water) = 40.7 kJ/mol Cs (steam...
March 12, 2016 by Nevaeh

language art CHECK
Will somebody please check this for me and see if i used the words correctly please? Having spent many years as political opponents, the two senators have developed a(n)MUTUAL respect for each other. Please check if it is correct. thank you
January 17, 2012 by saranghae12

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

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

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

what sould be the angular speed with which the earth have to rotate on its axis so that a person on the equator would weight 3/5th as much as present..??
February 5, 2011 by partha

child care management
According to leeds,at snack time,children sould be given _ of each food foreach yea of theie lives.
June 15, 2012 by shelby

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

To: DrBob222
Can you please check my previous science post. As of right now, you are the only science teacher on this site--which is why I am pleading you to. Thank you very much:-)
April 8, 2010 by Sara

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

Earth Science - Please Check My Answer
Please help with the following: How does sleet differ from snow? A. It is not a form of precipitation. B. It is liquid and not ice. C. It starts as rain and freezes in the air. D. It starts as water vapor and changes to a solid. I know that answer is not D because I got it ...
February 27, 2015 by Brady

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

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

So the question is write down three examples of science in your everyday life. This was my answer: sound- compression wave, Baked goods- chemical reaction, Looking at mountains or ocean- earth science Please check my answer and see if this is good thank you
September 29, 2014 by Mariam

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

Please help check physical science!
Please help check my answers I really want to make a 100%! 1. A mechanical wave moves through a medium, which can be (1 point) A. a liquid. B. a solid. C. a gas. D. all of the above <-- This one 2. Which type of kind of wave causes the medium to vibrate only in a direction ...
March 6, 2013 by Matthew

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

Can someone please check my other answer from Saturday June 5 @ 10:29 please thank you ?!
June 5, 2016 by kizzi

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
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
Water boils at _______ 01 Kelvin. I put 373.15 but I dont know if it is right. Could someone please help me?
December 12, 2011 by Brooke

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

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 Education
I have 3 questions and 3 of my answers. Each question needs 2 answers. Please review them all. Thank you. I will post 3 more questions with 3 of my answers later this day, and the answers will just be made up along the way. I changed some of my actual answers I written down, ...
October 23, 2015 by anon

physical science
What physical law states: When an object nears a massive celestial object in space, it is attracted to its gravity
December 31, 2010 by anonymous

Physical Science
When sodium metal combines with chlorine gas, solid sodium chloride forms. is this a physical or chemical change?
May 11, 2016 by Larissa

physical Science
I'm having a lot of trouble writing my lab report it's on Density of common Solids and I'm so confused. PLEASE HELP!
September 28, 2008 by alexandra

Physical Science
17. Why can't carbon-14 be used to determine the age of fossils that are several hundred thousand years old? Please and thank you!
November 12, 2013 by CJ

Physical Science- Balance Equations
Hi! Can someone please balance these equations, please?! I'm having major trouble! Thank you! HCl (aq) + NaHCO3 (aq) HBr (aq) + NH3 (aq) LiHCO3 (aq) + HI (aq)
February 18, 2013 by Hallie

What is anything that has mass and takes up space? 1) Weight 2) Volume 3) Density 4) Matter When you measure the boiling point of mercury, you are investigating a ____. 1) Chemical change 2) Chemical property 3) Physical change 4) Physical property Ab object weighing 90 N has ...
April 6, 2016 by Lulu

Is melting ice a physical or chemical change? I think it is a physical change. Am I correct?
December 8, 2011 by Bob

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 ...
February 21, 2015 by Oscar

Physical Science
If we changed our speed limit to metric, what would probably replace 10.mi/h? (please round to th enearest 1km/h.)
January 13, 2011 by Tori

Physical science
Why is it necessary to use four different colours to represent each of the incident rays? Please help because lm not sure about my answer
September 1, 2015 by Thandi faith mapili

Physical Science
Objects accelerated to relativistic 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

PsyDAG, could you please check my post on that science experiment thing, if you have time. I posted it yesterday on here, but you were never on. Thanks:-)
March 25, 2010 by Sara

physical science
we have a whole list and I am confused and can someone help me with the first 2 as a reference to use. substance O substance O2 **these are both seperate lines** name = under the rest we check appropriate box element compound symbol formula atom molecule
November 3, 2007 by liz

Science: Please check answer
2. Once your rocket reaches space, the captain adjusts the speed. Your captain goes from 24,000 km/hr to 17,000 km/hr over 90 seconds. What is your acceleration? Beginning speed= 17,000km/hr Ending speed= 24,000 km/hr Time it took= 90/sec 17000-24000= -7000/90= -77.778km/hr ...
May 12, 2014 by Cassie

Geography nd physical
Can i tyk geography nd physical science if i wnt 2 become a pathologist
December 3, 2013 by Thando

physical science
A disturbance sends ripples across water in a tub. These ripples are an example of a? rarefaction longitude wave compression surface wave (my choice) Sound is an example of what kind of wave? transverse wave longitude wave surface wave wavelength (my choice) Waves carry -- ...
April 12, 2012 by kevin

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
20. Why is ethanol added to gasoline? Can't find this answer in my book, and I've gone back and checked for it like three times. Please and thank you!
October 25, 2013 by CJ

Physical Science
13. Why can convex mirrors only produce virtual images? Sadly, I can't find this answer in my book. :( Any help would be appreciated, please and thank you!
April 6, 2014 by Alex

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

Comprehensive Science
When an electric current is passed through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183C and the other has a boiling point of -253C. Has a physical change or a chemical change occurred? Explain. My answer: I would say ...
March 25, 2015 by Karen

Math 157
Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
December 8, 2010 by Rena

Health care please check my answer
Please check my answer thank you A 15 year- old female patient has experienced daily nausea for the past two months. The patient states that she feels like " I've eaten something that has upset my stomach" The patient has noticed a weight gain of 10 lb with in this two- month ...
March 19, 2008 by Kaleigh-Anne

Physical Science
Please complete the sentence. A compound can be made from two or more elements or other _________ joined together in a fixed composition.
January 26, 2008 by Austin

physical science
Help please. Aisha drops an antacid tablet in water and times how long it takes to dissolve. Which of the following will decrease the reaction rate?
March 22, 2013 by Brittany

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