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Science & Mathematics - 16 January 2007

[Selected]: All categories Science & Mathematics

Agriculture · Alternative · Astronomy & Space · Biology · Botany · Chemistry · Earth Sciences & Geology · Engineering · Geography · Mathematics · Medicine · Other - Science · Physics · Weather · Zoology

ive seen a carpet for my sons room, the carpet is 5.21 meters in length and 2.23 meters in width, my sons room is 13ft in length and 8ft in width, will the carpet fit?

2007-01-16 01:59:44 · 6 answers · asked by mummy_of_one 2 in Mathematics

any relation between them?
please do answer in simple words bcoz i am a 7th std student.

2007-01-16 01:58:13 · 1 answers · asked by kishan k 2 in Physics

2007-01-16 01:57:11 · 13 answers · asked by Ritch 3 in Astronomy & Space

2007-01-16 01:57:10 · 5 answers · asked by muskec 1 in Earth Sciences & Geology

we have learned about 2D and 3D pictures, but is there such thing as 4D, 5D and more..... can we as humans see through these dimensions, which is more than 3D.

2007-01-16 01:56:03 · 17 answers · asked by Anonymous in Astronomy & Space

The graph of the equation x(squared) + y(squared) = 9 represents the locus of points at a given distance, d, from the origin. Find the value of d.

2007-01-16 01:54:19 · 5 answers · asked by forgotten_65 1 in Mathematics

2007-01-16 01:53:53 · 9 answers · asked by Anonymous in Geography

I have two lighting switches in the kitchen. One switches Three 240v halogen bulbs, the other six screw-in reflector or standard screw-in bulbs. None of the bulbs last for long. I thought that the halogen would last for a long time, but they don't, this usually results in the 5 amp lighting fuse blowing. Any answers Please?

2007-01-16 01:52:35 · 15 answers · asked by lightninga65 1 in Engineering

I did some research on hybrids and I found that there was a guy who took a DC 10 starter motor and if i remember correctly a 20 horsepower gas motor, put the two into an opel gt along with some batteries way back in 1975!! that's right 1975... and he was getting 75 miles per gallon of gasoline. What happened to the gas milage in the new hybrids? What's the difference with this guys opel vs. new tech? I would think that if back in 1975 one could get 75 mi per gallon, with todays tech we should be in the high 100's. Anyways I feel the future of cars is in solar power untill we hit a major breakthrough with cold fusion...

2007-01-16 01:50:37 · 6 answers · asked by Kozmos 1 in Physics

are hedgehogs colour blind? any thoughts i would love to hear.. any facts on colours an animals would be good if you don't know about hogs.

i dont want to hear, they are as they always get run over on roads as they cant see the colours change on traffic lights..doh lol..

thanks

2007-01-16 01:47:26 · 2 answers · asked by Bramble 2 in Zoology

Addition of fractions solve 4/5+5/8+6/7+2/9=

2007-01-16 01:40:08 · 11 answers · asked by Evelyn D 1 in Mathematics

2007-01-16 01:40:08 · 4 answers · asked by Anonymous in Biology

2007-01-16 01:38:37 · 5 answers · asked by okiron 1 in Chemistry

2007-01-16 01:36:27 · 5 answers · asked by jessica_stay 1 in Biology

quantitative,

2007-01-16 01:35:03 · 2 answers · asked by suresh k 1 in Biology

It's really a project that I have wanted to do for a very long time
and since I dont have college till the summer I thought I would pick one of my many projects that i have long wanted to do and... well... do it. So any helpful links or hints.
10 POINTS FOR THE BEST ANSWER

2007-01-16 01:31:39 · 2 answers · asked by Anonymous in Engineering

i. One of these statements is true.
ii. Two of these statements are true.

iii. Three of these statements are true.
iv. Four of these statements are true.
v. Five of these statements are true.
vi. Six of these statements are true

2007-01-16 01:29:51 · 12 answers · asked by asish_nayak 1 in Mathematics

2007-01-16 01:28:54 · 8 answers · asked by Anonymous in Geography

Who found the planet earth ?
Who named it earth ?
How did they find this planet ?
Wwho found that the sun is in the middle and it is stationery ?

2007-01-16 01:27:13 · 12 answers · asked by ! Prickly Thorn ! 1 in Astronomy & Space

i want the classification of drugs,their mechanisms,their pharmecokinetics and pharmecodynamics and along with their adverse effectsssssssssssss. names of the drugs, the dosage of drugs and their admistration way and time of action also is important

2007-01-16 01:26:10 · 2 answers · asked by vivek n 1 in Medicine

2007-01-16 01:23:16 · 4 answers · asked by rusty a 1 in Mathematics

2007-01-16 01:22:32 · 22 answers · asked by desie d 1 in Geography

hypotonuse=66 1st leg=38 whats the other length?

2007-01-16 01:21:11 · 2 answers · asked by tooth hunter 1 in Mathematics

The voltage drop (v) volts across an inductor of L Henries at time (t)seconds is given by:
v=150e^RT/L
where R = 100ohms and L = 8 x 10^-3 H
a) Find the value of the voltage when t = 80 x 10^-6 s
b) Plot the graph of v against t for t = 0 to t = 400 x 10^-6s.
c) Find the time for the voltage to reach 70V.

2007-01-16 01:20:10 · 1 answers · asked by Anonymous in Engineering

If (k, 4) is a point on the graph of the equation 4x + 2 y = 4, what is the value of k?

2007-01-16 01:18:41 · 5 answers · asked by forgotten_65 1 in Mathematics

2007-01-16 01:11:35 · 5 answers · asked by georgina c 2 in Engineering

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