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Showing results 1 to 25 of 402
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Search: Posts Made By: dreamerofeternity
Forum: Cells, Tissues, Organs, And Systems 01-29-2007, 01:18 PM
Replies: 2
Views: 20,979
Posted By dreamerofeternity
Those cells in the onion roots are undergoing...

Those cells in the onion roots are undergoing mitosis, because it's constantly growing. The cells behind the onion root tip has already undergone mitosis and is already specialized (no longer...
Forum: Biology (Grade 6-8) 01-29-2007, 01:14 PM
Replies: 1
Views: 12,532
Posted By dreamerofeternity
This maze idea won't work unless the plants can...

This maze idea won't work unless the plants can at least SENSE the sunlight. (Plant's growth towards the sun is called phototropism, and is caused by plant hormones called auxins). Unless the plants...
Forum: Chemistry (Grades 6-8) 01-27-2007, 05:34 PM
Replies: 10
Views: 50,918
Posted By dreamerofeternity
Ice melts in water because water is at a higher...

Ice melts in water because water is at a higher temperature than ice (think about it. the refrigerature is cold, water turns cold-->turns into ice). When the warmth transfers from the water to the...
Forum: Chemistry (Grades 6-8) 01-27-2007, 05:32 PM
Replies: 10
Views: 50,918
Posted By dreamerofeternity
Hold on a sec: 1) IT DOESN'T MATTER HOW YOU...

Hold on a sec:

1) IT DOESN'T MATTER HOW YOU MELT IT! NO MATTER WHAT, IT'LL MELT!
Okay, you put all your ice cubes in water, and they melt, and you observe, and compare which shape melts faster....
Forum: Chemistry (Grades 6-8) 01-27-2007, 05:29 PM
Replies: 2
Views: 8,103
Posted By dreamerofeternity
This is where to start :...

This is where to start : http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/electrol.html

If you don't know where to start, READ about your topic.

Since electrolysis is dependent on ions, I...
Forum: Chemistry (Grades 9-12) 01-27-2007, 05:24 PM
Replies: 4
Views: 13,009
Posted By dreamerofeternity
Gosh, I'm sorry. Right now, I'd suggest you...

Gosh, I'm sorry.

Right now, I'd suggest you keep with the light refraction. Find different liquids, or different concentrations of dyed liquids. For example, 25% blue dye, 50% blue dye, 100% blue...
Forum: Chemistry (Grades 9-12) 01-27-2007, 05:21 PM
Replies: 1
Views: 9,986
Posted By dreamerofeternity
Just an idea: you can burn various organic...

Just an idea: you can burn various organic chemicals, and check out which ones are more efficient. For example, methane vs. butane, or compare these to regular gasoline (which is a mixture). Since...
Forum: Chemistry (Grades 9-12) 01-27-2007, 05:18 PM
Replies: 1
Views: 10,794
Posted By dreamerofeternity
Have you ever done calculator based experiments?...

Have you ever done calculator based experiments? Because there are specific probes (like pressure probes, temperature probes) that you link to your computer and then you can use them to monitor...
Forum: Chemistry (Grades 9-12) 01-27-2007, 05:14 PM
Replies: 5
Views: 8,322
Posted By dreamerofeternity
Sorry I got here too late. Sodium...

Sorry I got here too late.

Sodium Bicarbonate is basic. Vinegar is acidic (it's scientific name is acetic acid). They form water and a salt.

And I'm guessing, sodium bicarbonate would form...
Forum: Biology (Grades 9-12) 01-27-2007, 05:11 PM
Replies: 3
Views: 9,349
Posted By dreamerofeternity
If you're interested in biology, you can explore...

If you're interested in biology, you can explore sugar/carbohydrates, proteins, and lipids, their differences and similarities.
Forum: Biology (Grades 9-12) 01-27-2007, 05:09 PM
Replies: 7
Views: 9,112
Posted By dreamerofeternity
This is a page to a lot of professional text on...

This is a page to a lot of professional text on fruitfly olfactory (scent).
...
Forum: Biology (Grades 9-12) 01-27-2007, 05:06 PM
Replies: 2
Views: 7,092
Posted By dreamerofeternity
To add on to Razor, you need to identify your...

To add on to Razor, you need to identify your independent and dependent variables. Specify what you want to graph, so we can help you further. (Independent variables= x axis, dependnet=y axis.)
Forum: Biology (Grades 9-12) 10-29-2006, 06:40 AM
Replies: 5
Views: 4,762
Posted By dreamerofeternity
I like Razor's idea, but I'm not sure if it would...

I like Razor's idea, but I'm not sure if it would work with dollar bills or not. But I think it would work with coins. How about this? You take a bunch of coins, and mix it up with some water...
Forum: Biology (Grades 9-12) 10-26-2006, 03:18 PM
Replies: 11
Views: 8,711
Posted By dreamerofeternity
Nice suggestions, Razor! I have some things to...

Nice suggestions, Razor! I have some things to add:


1. Determinethe sugar composition of various brand name apple juice, genarick apple juice and juice blends.

I like this one the best. Test...
Forum: Biology (Grades 9-12) 10-26-2006, 03:14 PM
Replies: 2
Views: 4,210
Posted By dreamerofeternity
you'll have to do the research yourself, but...

you'll have to do the research yourself, but start looking at chlorophyll (two different types of chlorophyll too!), then at the others (xanophyll, etc.).

1) Identify their colors
2) Identify the...
Forum: Chemistry (Grades 9-12) 10-14-2006, 05:52 PM
Replies: 7
Views: 13,917
Posted By dreamerofeternity
there are many types of alcohol. Rubbing alcohol...

there are many types of alcohol. Rubbing alcohol is called ethanol. They're all common because they have an OH group attached to them, and they're all organic (contain carbon).
Forum: Biology (Grades 9-12) 10-10-2006, 02:41 PM
Replies: 9
Views: 7,121
Posted By dreamerofeternity
yes, this is what I mean. But you're lacking a...

yes, this is what I mean. But you're lacking a control. I mean, what IS your variable? Grades? Do you think different grades will have different stress levels? Gender? Or you can do the survey first,...
Forum: Biology (Grades 9-12) 10-08-2006, 03:05 PM
Replies: 0
Views: 3,924
Posted By dreamerofeternity
Technical Biology Help: ask Dreamerofeternity

I ususally wouldn't open a thread like this, but it's just a lot easier for me if everything's on one page. Also, since I tend to follow up on topics, it's a lot easier for me to find the topics I...
Forum: Biology (Grades 9-12) 10-08-2006, 03:01 PM
Replies: 5
Views: 8,734
Posted By dreamerofeternity
Well, to be a bit more specific, I was thinking,...

Well, to be a bit more specific, I was thinking, one of those small wires attached to a cork. You can burn it in an ethanol fuse, and wait for a second for it to cool (metal is easy to cool), then...
Forum: Biology (Grades 9-12) 10-08-2006, 02:58 PM
Replies: 1
Views: 4,766
Posted By dreamerofeternity
well, all you need to do is take a swab of your...

well, all you need to do is take a swab of your mouth, and then use an agar plate (rich medium for bacteria to grow on) and wipe that swab on the plate, then see if bacteria grows or not, and how...
Forum: Biology (Grades 9-12) 10-08-2006, 02:57 PM
Replies: 1
Views: 4,765
Posted By dreamerofeternity
google it, or you can do a certain experiment...

google it, or you can do a certain experiment pertaining to the sensory activities of the sowbug. For example, shinning lights of different intensities, and recording reactions,etc.
Forum: Biology (Grades 9-12) 10-08-2006, 02:55 PM
Replies: 5
Views: 5,469
Posted By dreamerofeternity
Another thing I remembered. Fruit flies are...

Another thing I remembered. Fruit flies are repelled or attracted to certain herbs, like clives, etc. If you put fruit flies in a U-shaped tube, and place certain scents at one end of the tube, you...
Forum: Biology (Grades 9-12) 10-08-2006, 02:54 PM
Replies: 5
Views: 8,734
Posted By dreamerofeternity
First of all, I suggest the bacteria lab. You can...

First of all, I suggest the bacteria lab. You can buy petri dishes (agar plates) from your school (your school can order them for you). You can take bacteria from the air, and select a colony of...
Forum: Biology (Grade 6-8) 10-08-2006, 02:37 PM
Replies: 2
Views: 6,066
Posted By dreamerofeternity
you coud leave one inside and one outside....

you coud leave one inside and one outside. There's also the refridgerator.
Forum: Biology (Grades 9-12) 10-08-2006, 02:36 PM
Replies: 9
Views: 7,121
Posted By dreamerofeternity
You have to think of a CONTROLLED experiment....

You have to think of a CONTROLLED experiment. What is your variable? Is it home/school? Is it different grades at school? Different times in school? Different subjects in school? You're on your way....
Showing results 1 to 25 of 402

 
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