How Many Earths Would It Take To Sustain Your Lifestyle?
“Consumer Consequences” is an online “game” where you enter data about your living, work, travel, energy, and eating patterns, then see how many earths would be needed ... mainly because of the amount of take-out food we order every month.
How Many Energy Bills Does It Take to Change All the Lightbulbs?
It will also change the entire national market for cars and food, as well, with new mandates on ethanol, biofuels, and fuel economy. Over at the Cato Institute's blog, they aren't laughing, calling the just-passed energy bill "a moment of idiocy, of real ...
Camera sensor size: Why does it matter and exactly how big are they?
Why is camera image sensor size important? The size of sensor that a camera has ultimately determines how much light ... to do this because they need to be moved further away from a subject, or use a wider angle (and much faster) lens, to take the same ...
How Many eHam Posters Does it Take?
Aw its going to be on the new license exam for the entry levels. also they will have to assemble a schematic of their circuit, also they will have to do a thesis white paper reading and that will be also a exam on that too. and nosiree not on blue or pink ...
How long does it take sunlight to reach the Earth?
Here's a question… how long does it take sunlight to reach Earth? This sounds like a strange question, but think about it. Sunlight travels at the speed of light. Photons emitted from the surface of the Sun need to travel across the vacuum of space to ...