14 posts tagged with science and energy.
Displaying 1 through 14 of 14. Subscribe:

Making a Rube Goldberg Setup in the Classroom

I want to create a Rube Goldberg machine (or something like it) with my students. I am not the best at teaching hands-on stuff/doing experiments and things that involve design, so I am looking for help and suggestions. [more inside]
posted by gursky on Feb 6, 2014 - 10 answers

How do I compare energy usage between building in different locations?

How do I compare energy usage between building in different locations? [more inside]
posted by btkuhn on Jan 6, 2014 - 7 answers

A Potentially Electric Question

What is "electric potential"? I've dug through the internet, gone to tutoring, asked my teacher, and nothing has helped. [more inside]
posted by runcibleshaw on Oct 3, 2013 - 26 answers

What's the greenest way to boil my tea water?

What is the most environmentally friendly way to boil water for, e.g., tea? [more inside]
posted by acm on Jun 6, 2012 - 23 answers

Sloppy MicroChips: Can a fair comparison be made between biological and silicon entropy?

Was reading about microchips that are designed to allow a few mistakes (known as 'Sloppy Chips'), and pondering equivalent kinds of 'coding' errors and entropy in biological systems. Can a fair comparison be made between the two? [more inside]
posted by 0bvious on Jun 5, 2012 - 4 answers

Weird Science

So has Andrea Rossi achieved cold fusion?
posted by jayCampbell on Oct 28, 2011 - 34 answers

How close could a satellite get to the sun, and how much energy could it harvest?

If some future civilization decided that they should tap solar energy at the source for industrial purposes, how close to the Sun could they site their energy collection facilities without having them burst into flames/die from radiation degradation, and how much energy could they harvest? Just to keep things simple, say they use photovoltaics or some other technology we have access to. [more inside]
posted by AdamCSnider on Sep 4, 2011 - 8 answers

Does a bomb calorimeter give a value of heat energy per gram of material or electricity?

Does a bomb calorimeter give a value of heat energy per gram of material or electricity? [more inside]
posted by sockpim on May 3, 2011 - 13 answers

When using a bomb calorimeter to combust meat, do I need to work out the sulphur content for meat?

Will the amount of sulphur in waste meat greatly affect the amount of energy produced from combusting waste meat? [more inside]
posted by sockpim on Mar 15, 2011 - 2 answers

Dating a hippy?

So, I've hit-it-off with someone and things seem to heading in a certain direction... there's only one catch: she's a big hippy (not-sizeist) and I'm not. [more inside]
posted by anonymous on Apr 29, 2009 - 39 answers

A light conservation.

Does light (like heat) seep and weaken? [more inside]
posted by Pennyblack on Feb 18, 2009 - 5 answers

I would like to know about the future of solar energy

I would like to know about the future of solar energy. [more inside]
posted by heylight on Jul 28, 2008 - 16 answers

Crystal formation is an increase in entropy?

ScienceFilter: Creationists, crystals, and thermodynamics. [more inside]
posted by XMLicious on Feb 6, 2008 - 19 answers

Is magnetism magic or what?

Is magnetism free energy? How exactly does it work? [more inside]
posted by evariste on Aug 25, 2006 - 16 answers

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