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Did you know?
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"The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be."
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2383 |
bio_man |
5 years ago |
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12140 |
bio_man |
8 years ago |
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How physics textbooks should teach electricity
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Everything is easily explained with cartoons or a childrens book. That is why we do it for children, but apparently adults need it too, that is why we have comics and video games. I found the analogy portrayed above perfect in explaining how voltage and current relate.
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1 |
8749 |
duddy |
8 years ago |
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15249 |
duddy |
8 years ago |
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8258 |
duddy |
8 years ago |
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21552 |
duddy |
9 years ago |
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1 |
20974 |
duddy |
9 years ago |
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Rockets of the world
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No, we're not referring to the candy. Humanity has done great! Here's a more intricate version of the poster above. It was created by professor Peter Alway and was published in the book Rockets of the World: ...
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13755 |
duddy |
9 years ago |
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One very hot scale
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Here's absolute zero (-273.15°C) to absolute hot (1,420,000,000,000,000,000,000,000,000,000,000°C) and everything in between.
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1 |
17523 |
duddy |
9 years ago |
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How ocean creatures size up to humans
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Here are the most accurate measurements of the ocean's biggest animals. These are confirmed measurements, unlike many found on the internet that state outrageous numbers.
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17918 |
duddy |
9 years ago |
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2 |
13731 |
duddy |
9 years ago |
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1233 |
duddy |
9 years ago |
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9629 |
duddy |
9 years ago |
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6206 |
duddy |
9 years ago |
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5984 |
duddy |
9 years ago |
