January 23, 2017

Posts by lance

Total # Posts: 237

1. An object in motion will remain in motion unless acted upon by a net force. 2. Force equals mass multiplied by acceleration. (F=ma) 3. To every action there is an equal and opposite reaction.
October 3, 2007

I understand now, thanks.
October 3, 2007

October 3, 2007

Then what is the correct answer?
October 3, 2007

A shell is fired horizontally and takes .5 seconds to fall. If its initial speed were doubled, the time it would take to fall would be: .25 seconds I know the answer, but I need an explanation if possible.
October 3, 2007

t = (13)(5)
September 27, 2007

Plastids are major organelles found in plants and algae. They can be anything from Chloroplasts to Chromoplasts or other functioning parts inside a plant or algae cell.
September 26, 2007

Protein, Nucleic Acids, Lipids, and Carbohydrates
September 26, 2007

math 1st. grade
Adding Doubles just means adding the same numberr to itself. Like 2+2=4, 3+3=6, So addind doubles to 18 would be 0+0=0, 1+1=2, 2+2=4, and so forth up to 9+9=18. Maybe this will help you solve the problem. I have a work sheet that has Add Doubles to 18 with questions asking how...
May 21, 2007

May 21, 2007

socil studies how many african americans live today.
May 11, 2007

CAN SOMEONE FIND ME A TIME LINE ABOUT AVI? (Avi is a famous writer) THANk YOU!! HAPPY SB07 You should be able to construct a timeline using the dates and Avi's ages by reading this site. Here is an excellent ...
April 10, 2007

The word step is misleading. How many steps are there in translation? I've been searching and so far I have found a site that says that there are 5 steps, one that says 4 steps, and one that only has three steps.
March 21, 2007

Please help (Science) Scroll to photosynthesis and read. Then think about how most plants and algae use chloroplasts to photosynthesise. Cellular examination of a cyanobacterium and a diatom reveals that the diatom has (which structure?) that is absent in ...
March 12, 2007

science thankx kid wat is the ring of fire( volcanoes)
March 1, 2007

We don't just answer questions here. We help. So at least tell us your best thought out answer and why you chose it. Then we'll help. A truck gets stuck under a bridge. Several tow-trucks are unable to pull it ou. At last a little boy walks up and asks the red-faced ...
March 1, 2007

science what is the artic circle? what is the line of cancer and capricorn?
March 1, 2007

February 18, 2007

colonial america
Plymouth colony and Jamestown colony
January 31, 2007

non-volatile means a liquid that won't evaporate at all. It's not a commomly encountered term because there is usually some evaporation (especially as heat is applied). The usual phrase is "very low volatility". Oil at room temperature or colder fits this ...
January 24, 2007

Look at the picture on the immediate left here:'s_magnetic_field Also: HOW IS THE EARTH'S MAGTISM USEFUL thanks it helped me alot!!!!!!!!!!!
December 12, 2006

Moss+ why does life cycle of moss involve alternation of generation?
December 12, 2006

Where can i find drawing of electron dot stuctures for compounds like BR2 and HCN HCN is at the link below. I couldn't find one for Br2 on line but here is how it will look.   .. .. :Br:Br:   .. .. That ...
November 29, 2006

November 20, 2006

There is a lot on this at: Make sure and go all the way to the bottom when you get there. characteristics of living things
November 20, 2006

Math Puzzler For Ken and BobPursley
Below is the original question and emailed response from my friend, Dr Ford, a theoretical physicist at Tufts University in Boston. Question: We have a normal watch. The big hand is 4cm long and the little hand is 3cm long. What's the distance between the tips of the hands...
November 19, 2006

Phase Question: A solid substance has a vapor pressure of 100 mmHg at the melting point (100C). Assuming an atmospheric pressure of 760 mmHg, describe the behavior of this solid as the temperature is raised from room temperature to its ...
November 13, 2006

Give us the figures. Density is equal to mass over volume. D= M --- V To get mass you weigh the object. To get volume you either measure it depending on its shape eg. round, square. etc. or you submerge it in a graduated cylinder and measure the displacement ie. the water ...
November 13, 2006

Please don't do that again or you will be banned from this forum.Your question is pretty vague. What observation table are you using? There are thousands of different types of data tables. Is it in Microsoft Excel? Give more details. Try reposting your question with more ...
November 13, 2006

Chemistry (Need) 7:00
What characterizes the electron configurations of transition metals such as silver and iron? Thanks Alot in Advance.. Fe is in the 3d transition series and Ag is in the 4d series. Thus, the distinguishing electron for the 3d series enters the 3d orbital while those for the 4d ...
November 12, 2006

Science 1 Which relationship ...
November 7, 2006

Distributive property
if its homework skip it cause teachers just look if you have your name
September 20, 2006

scientific method What are the steps of the scientific method? I think this should add a little more to answering your questions. First you have to decide what question(s) you want to answer — what ...
September 2, 2005

life science
By movement I'm guessing you mean dispersal? Otherwise fungi don't move much. Try here: way of learning more about the natural world that provides possible explanations to questioins and involvesusing a ...
September 1, 2005

catalyst: a substance that changes the speed of a chemical reaction without affecting the yield or undergoing permanent chemical change* As you can see NO (nitrogen monoxide) did not undergo a permanent change. * Lance, ...
August 5, 2005

According to Webster's not much. I'd say they were synonyms. Shoal: a large group or number : CROWD <a shoal of fish> School: a large number of fish or aquatic animals of one kind swimming together
July 24, 2005

bobpursley, drwls. ms. sue Writeacher
When a second post is made to a question, the most recent is now at the bottom. Do any of you prefer the way it was, or do you like this better? I prefer to have the answers shown in the order they were posted. The second answer may clarify or add information to the first post...
June 16, 2005

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