petl

joined 4 months ago
[–] petl@feddit.org 20 points 2 weeks ago

No energy is required for regular osmosis as it is a statistical proces involving the random movement of particles: https://www.sainaptic.com/post/what-are-the-differences-between-diffusion-osmosis-and-active-transport

Trees have a vascular system for water transport: https://www.earthdate.org/episodes/how-trees-lift-water

The energy required for a piece of paper to get wet upwards is provided by the reduced surface energy: https://physics.stackexchange.com/questions/2254/when-water-climbs-up-a-piece-of-paper-where-is-the-energy-coming-from