3

1) Stir the cup of soil and water again. What happens to the soil when the water begins to move At first the soil evenly mixed throughout the cup and some soil went to the bottom but most stayed on the top.

2) What happens to the soil when the water slows down? All of the soil moved together and some soil came to the top.

3) Which soil component drops to the bottom of the cup first? The gravle went to the bottom of the cup.

Why do you think that happens? I think it went to the bottom of the cup because it was most dense. (Heavy)

4) Which soil floats on the water? the humus floats on the top.

Why do you think this happens? the humus is less heavy then the others. = Vocabulary: = =River: a fast moving streamthat leads into a swamp or pound.= =Component:component is little rocks or crystels that form the earth.=