Science & Mathematics

what does choke ballast mean?

Asked By: Anonymous
what does choke ballast mean?
1 Answer(s) · 14 years ago

_____________ are not segemented. a.) Annelida b. Arthropoda c. Mollusca d. chordata?

Asked By: Anonymous
_____________ are not segemented. a.) Annelida b. Arthropoda c. Mollusca d. chordata?
7 Answer(s) · 16 years ago

Find a and b if lx+2l<5 and a<x-3<b?

Asked By: mastersource2005
Find a and b if lx+2l<5 and a<x-3<b how do you solve this i have no idea? i got the answer which is a=-10,b=0 i do not know how to solve this.
5 Answer(s) · 14 years ago

PHYSICS question! A ranger in a national park is driving at 39 km/h when...?

Asked By: lalala
A ranger in a national park is driving at 39 km/h when a deer jumps onto the road 68 m ahead of the vehicle. After a reaction time of t s, the ranger applies the brakes to produce an acceleration of -2.80 m/s2. What is the maximum reaction time allowed if the ranger is to avoid hitting the deer? I'm not sure what formula to use. Please help!
1 Answer(s) · 14 years ago

Compute the wavelength in air of ultrasound with a frequency of 48 kHz if the speed of sound is 344 m/s.?

Asked By: Anonymous
Compute the wavelength in air of ultrasound with a frequency of 48 kHz if the speed of sound is 344 m/s. m During a thunderstorm, 4.3 s elapses between observing a lightning flash and hearing the resulting thunder. Approximately how far away in km and mi was the lightning flash? km mi
1 Answer(s) · 15 years ago

Where can I find a Solidworks model for a geodesic dome?

Asked By: ee
Is there an open source repository for CAD models? What are the dimensions of the triangles on a geodesic dome? How are they put together?
2 Answer(s) · 16 years ago

Are there any foods which only people with certain genes can taste?

Asked By: bb1059
I know about PTC, but are there any other things like that?
1 Answer(s) · 14 years ago

can I take Vicodin and over the counter sleeping pills at the same time?

Asked By: worldpeace
i take vicodin for severe pain (it is legal and prescribed by my doctor) i'm also having trouble sleeping because i'm traveling with someone who snores, so i'd like to take regular old over-the counter sleeping pills to help me to sleep i just want to make sure that its not dangerous to mix these two drugs (i know that there are things you're not supposed to mix with vicodin, so i just want to play it safe) thanks
4 Answer(s) · 14 years ago

human embryonic stem cell research?

Asked By: samiDEE
do you think it's right or wrong and why?
8 Answer(s) · 14 years ago

what is 7 to the power ?

Asked By: Anonymous
math , need help
4 Answer(s) · 14 years ago