Diffusion is the movement of objects from an area of high concentration to an area of low concentration.
Cells use diffusion in order to move materials into and out of the cell membrane.
Diffusion is a type of passive transport which does not require energy.
If you take food coloring and drop it in water it will diffuse into the water.
If you take an egg and soak it in vinegar, and then place it in water, the water will diffuse into the egg causing it to get larger.
Sugar stirred into coffee will diffuse into the coffee.
Watering plants diffuses the water into the plants
When you go into a coffee shop,and smell the coffee smell, the smell of the coffee has diffused throughout the coffee shop.
If you soak a gummy bear in water, the water will diffuse into the gummy bear. and it will get larger.
Osmosis is the diffusion of water across a semi-permeable membrane. The water moves down a concentration gradient and is small enough to pass through the membrane which allows the water to move into and out of the cell..