Osmosis Gizmo Answers | Student Exploration

In the simulation, you will see a red square representing a cell, purple particles representing the , and green particles representing the solvent .

: The movement of solvent (water) across a semipermeable membrane from an area of high solvent concentration (low solute) to low solvent concentration (high solute).

A state reached when the concentrations of solutes inside and outside the cell are equal, and the net movement of water becomes zero. student exploration osmosis gizmo answers

| Scenario (Side A → Side B) | Solute Concentration | Water will move… | Prediction (→ / ← / no net) | Gizmo result | Correct? | |----------------------------|----------------------|------------------|-----------------------------|--------------|-----------| | A: pure water, B: 10% salt | A: low solute, B: high solute | Toward higher solute (B) | → B | | | | A: 5% glucose, B: 10% glucose | | | | | | | A: 20% starch, B: 5% starch | | | | | | | A: 0% NaCl, B: 0% NaCl | | | | | | | A: 15% sucrose, B: 15% sucrose | | | | | |

Understanding Osmosis: Effects on Cell Volume ... - CliffsNotes In the simulation, you will see a red

Water moves from low solute concentration (high water conc.) to high solute concentration (low water conc.) across a semipermeable membrane.

When you press "Play," the cell will either expand or shrink depending on the initial settings of the sliders. What is Osmosis? - FutureLearn | Scenario (Side A → Side B) |

Osmosis is the movement of water molecules from a region of high concentration to a region of low concentration through a selectively permeable membrane. This process helps regulate the balance of fluids within cells.

: Solute concentration is lower outside; water flows into the cell, causing it to swell .

Use this table before running experiments in the Gizmo. Fill in the “Prediction” column, then test it in the simulation.

The simulation defines several key biological terms used throughout the exploration: