Osmosis and Diffusion Review

Osmosis is the movement of _____ across a membrane.

• food

• energy

• oxygen

• water

The movement of molecules (matter) from an area of greater concentration (how much of something) to an area of lower concentration. Does not require energy.

• Active Transport

• Passive Transport

• Osmosis

• Diffusion

The substance being dissolved in a solution.

• sands
• solute
• solvent
• alloy

What is DIFFUSION?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

Diffusion and Osmosis are examples of...

• Active Transport
• Passive Transport

What does “high concentration area” mean?

• Spread out
• Tightly packed together
• Uncrowded
• Spacious

Tags

NGSS.MS-LS2-1

Semi-permeable means

• some things can pass through, other things can't

• the concentration levels are different

• partially permanent

• all things can pass through

 An animal cell placed in a hypertonic (salty) solution will

• Stay the same
• Shrink- get smaller
• Swell- get bigger

Tags

NGSS.HS-LS1-3

Which way will the water molecules move during osmosis?

• Out of the cell, so the cell shrinks.
• Out of the cell, so the cell swells.
• Into the cell, so the cell shrinks.
• Into the cell, so the cell swells.

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

Tags

NGSS.HS-LS1-3