Science & Mathematics - 16 November 2006

2006-11-16 07:17:36 · 10 answers · asked by dawnie j 1 in Astronomy & Space

2006-11-16 07:16:42 · 5 answers · asked by zee 1 in Earth Sciences & Geology

2006-11-16 07:16:24 · 1 answers · asked by Lisa D 1 in Geography

please help!! i just need the answer and the workings please. everything i've done just doesnt seem to work, where am i going wrong!!!

2006-11-16 07:14:35 · 11 answers · asked by im_a_mouldy_cheesecake 1 in Mathematics

2006-11-16 07:13:37 · 6 answers · asked by ♥ kellycakes ♥ 1 in Mathematics

is this a good one, its a 6" newtonion Reflector telescope 1400mm

2006-11-16 07:11:25 · 4 answers · asked by Anonymous in Astronomy & Space

I saw this formula for making hydrogen and it was mention water gas , never hear abbout it.. how I can make it?

2006-11-16 07:11:00 · 5 answers · asked by Spacekid 2 in Chemistry

some possible products are Na2CO3, C, CO, O2,and H2

2006-11-16 07:09:33 · 3 answers · asked by freda d 1 in Chemistry

how much water should you put on plants a week

2006-11-16 07:08:39 · 2 answers · asked by jlmrcriin 1 in Botany

does any one out there know about enzyme activity?... like the lock and key theory along with the induced - fit theory??

2006-11-16 07:08:13 · 1 answers · asked by Anonymous in Chemistry

if so can u please tell me the products obtained...

2006-11-16 07:06:45 · 2 answers · asked by meelu 2 in Chemistry

2006-11-16 07:02:13 · 6 answers · asked by wumi 1 in Other - Science

2006-11-16 07:01:57 · 3 answers · asked by k-bear77 1 in Engineering

Aaaaaah! Run away from the butterflies! They suck your BLOOD

2006-11-16 07:01:36 · 11 answers · asked by Anonymous in Zoology

please, if you think you know tell me!!!!

2006-11-16 07:01:24 · 2 answers · asked by bunny 1 in Earth Sciences & Geology

Please fill in the gaps!

2006-11-16 06:59:16 · 5 answers · asked by S O 3 in Chemistry

The Sub didn't explain todays math very well =(.. Could anyone help me? Please explain the work..

1. A cost-of-living increase was reported as 2.3%. If the number was determined by an increase of $17 on $750, was it correctly reported?
A. Yes
B. No
C. Both
D. Neither

2. Mary bought highschool pens at 65 cents each, then resold them for 80 cents. What percent profit did she make on the money she spent for the pens?
A. 31.0%
B. 14.5%
C. 27.3%
D. 23.1%

3. In two years the weekly salary increased from $45 to $88. What percent of increase was this to the nearest tenth?
A. 95.6%
B. 90%
C. 88%
D. 93.4%

4. There were 160 boys in the city. The next year there was a 5% increase in the number of boys. Find the new number of boys.
A. 145
B. 168
C. 177
D. 150

2006-11-16 06:57:46 · 8 answers · asked by Anonymous in Mathematics

Do they all mean the same thing?

2006-11-16 06:56:17 · 14 answers · asked by cragoogle 1 in Engineering

2006-11-16 06:55:11 · 2 answers · asked by . 1 in Medicine

...which bridge is stronger? why?

i think its the smaller one but im not sure at all

2006-11-16 06:55:10 · 15 answers · asked by szx 2 in Engineering

Ok, this is my example. The mathematical definition of a diagonal is "Two adjacent lines that bisect from a polygon." Why are they making this sentence so complex!?!? Why can they not say "A line at an angle."

2006-11-16 06:51:14 · 7 answers · asked by Albert J 1 in Mathematics

telescope photo or video of Apollo space craft circling the moon, might have been Apollo 8, that that was show on TV real quick? I saw it of course live when i was a kid. You could hardly see the space craft but it was exciting! Might have been 1968, or 1969 or 70. I think they did not land on the moon yet.

2006-11-16 06:51:13 · 2 answers · asked by Wallkill747 1 in Astronomy & Space

the alkali metals cesium (Cs) and rubidium (Rb) were discovered based on their characteristic flame colors. Cesium is named after the sky and rubidium after the gem color. what colors of light do you think these metals give off when heated in a flame?

2006-11-16 06:50:58 · 3 answers · asked by Anonymous in Chemistry

The women in my family on my mothers side always and only dream when there is a full moon. Why does this happen?

2006-11-16 06:49:24 · 7 answers · asked by Anonymous in Astronomy & Space

1. Has to spin on its axis

2. Has to have liquid (not neccesarily H2O water)

3. Has to have a magnetic field to protect from radiation

4. Has to have geological features (Volcanoes, mountains, valleys ect.)

5 Has to have weather (Tornadoes,Hurricanes,earthquakes,seasons)

6. Has vegatation

7. Has some kind of internal plumbing

8. Size of planet is irrelavent.



Good criteria? Or did I exclude something from this list? And why or why not is this a good list to accurately know what a planet is?

2006-11-16 06:48:33 · 3 answers · asked by Maurice H 6 in Astronomy & Space

2006-11-16 06:48:22 · 9 answers · asked by Curious G 1 in Mathematics

2006-11-16 06:48:10 · 9 answers · asked by shanace1 1 in Weather

2006-11-16 06:47:49 · 22 answers · asked by sweetnsimplestuff1991 1 in Zoology

2006-11-16 06:47:13 · 1 answers · asked by Vartika J 1 in Chemistry

If ;
P = ( sin 4∏/3 cos∏2 /3 + cos ∏4 / 3 sin 2∏ /3 ) / (cos 5∏/4cos(-3∏/4) + sin5∏/4 sin(-3∏/4) , What is P ?

Please if you can not help , no need to answer . Thank You

2006-11-16 06:44:28 · 4 answers · asked by Asker 1 in Mathematics