Physics
Bob Jacobsen's user avatar
Bob Jacobsen's user avatar
Bob Jacobsen's user avatar
Bob Jacobsen
  • Member for 5 years, 9 months
  • Last seen more than 3 years ago
  • Berkeley, California, USA
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167
Why does the same proportion of a radioactive substance decay per time period? (half life)
87
What happens when you put water under intense pressure?
58
Does friction always oppose motion?
56
If the first law of thermodynamics ensures conservation of energy, why does it allow systems to lose energy?
54
Should a soda bottle be stored horizontally or vertically?

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