Well the moon its located on the right if you use the sun on the left or the opposite it really depends on the perspective of the drawing or picture just remember that it opposite so if the sun is on the right the moon is on the left and if it i on the left the moon is on the right the earth doesn't matter were it is at least in between the sun and the moon in the middle.
Diffusion is a mass transfer that occurs due to the concentration gradient that exists. Examples that exist in our daily lives are:
A perfume difussing into the air which you smell eventually.
<span>Teabag placed in a cup of water
</span><span>A drop of food coloring in water.
</span><span>Stirring sugar in drinks.
</span><span>Smoke diffusing into air.
</span><span>Carbon dioxide in a soda can.
</span><span>Water diffusing into plants.
</span><span>Oxygen produced from plants diffuse into air
</span><span>Food diffuse into the colon
</span><span>oxygen diffuses from blood cells to the muscles.
</span><span>Computers making its way to the world.
</span><span>Migration from one place to the another.
</span><span>Ocean currents diffuse warm water from the tropics to the equator.</span>
Bottom layers of both since they have the same pattern and color