How can you separate the components gravel and sand

Lay a piece of plastic or tarp on the ground.

Find a heavy-duty wire mesh screen.

Place the screen over several buckets or a makeshift frame to keep the screen off the ground.

Pour the gravel and sand mixture on top of the screen.

Remove the larger pieces of gravel and place them where you want them.

repeat this.

:)

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.