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About eerrasmus

Member Since November 11, 2007

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A:

Why is the angular dimension of the moon so close ...

It looks more like a coincidence to me. A theory about it would start like this: if A orbits B and B orbits C, would A and C appear to be of similar size when viewed from B?. I can not see a ...
Submitted by eerrasmus 2 years ago
0 comments


A:

Why hydrgen and oxgen make water instead of gas?

Good question: at room temperature hydrogen and oxygen are gas, yet water is liquid. The two hydrogen atoms are rather tiny and light compared to one atom of oxygen, so it is indeed surprising that ...
Submitted by eerrasmus 2 years ago
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A:

Physical science

Nuclear radiation damages the molecular structure of the DNA, causing tissue to grow into tumors and cancers, rather than just replacing dead cells as usual. Critical mass is needed so that a ...
Submitted by eerrasmus 2 years ago
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Q:

How does a leg hair monitor its own length?

How does a hair on a human leg "know" it has reached the right length, and stop growing?. What mechanism differentiates it from ...
Submitted by Mike_H   2 years ago.
  • 2 answers
  • viewed 2682 times
Last answer posted 2 years ago by galc


Q:

Why is the angular dimension of the moon so close ...

Why is the angular dimension of the moon so close to the angular dimension of the sun (the moon covers almost perfectly the sun ...
Submitted by huro   2 years ago.
  • 4 answers
  • viewed 1057 times
Last answer posted 1 year ago by Mensan


Q:

Water pressure on an object

Dragging a 2 sq. inch item through the water behind a boat, what would the psi be on that item at each of 10 mph increment from 10 ...
Submitted by captainchris   2 years ago.
  • 1 answer
  • viewed 520 times
Last answer posted 2 years ago by eerrasmus

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