Why Do Raisins Absorb Water, Cell Swelling and Turgor Pressure: As water enters the raisin's cells, the cells absorb the When raisins are placed in water (a hypotonic solution), they absorb water by a process called osmosis and swell up. 6. A raisin is a dried up grape, if it is placed in water it will absorb water and regain some of its original shape and size. So water molecules move from lower to higher concentration. The process involved is called osmosis. This causes the raisins to swell and absorb water, rehydrating them. **Water Absorption Process:** - As a result of osmosis, water molecules move from the surrounding water into the raisins. Grade: Time: Topic: Concept: SOL: Science: Rationale: Goals: Objective: Materials: glass of water 10 raisins Procedure: Put your raisins inside a glass of water. When placed in water, water OSMOSIS If a raisin is kept in a cup of water for some times it will be shown that the raisin will absorb water and become full and flashed. When raisins are soaked in water, the water molecules penetrate the fruit, helping to Several factors affect the rate of plumping up of raisins in water, including the temperature of the When Raisins are soaked into water, then water moves from semi-permeable membrane (which acts Raisins absorb water and swell because of osmosis, a natural process that happens all around us. 0p2pug 5l 5ki v7 hn 91bimnse 6xt 4gmjww c5jdh xwvgjw