How would a fast-flowing river be most likely to move sand-sized particles of sediment?
a. it would lift them and carry them downstream.
b. it would dissolve them completely in solution.
c. it would roll or slide them along the streambed.
d. it would deposit them on the streambed.

Match the graph type to its description. 1. uses symbols to describe information pie 2. compares different quantities at the same point in time line 3. compares increases and decreases in a quantity over a period of time bar 4. shows the relationship of parts to each other and to the whole pictograph

What two advantages do the coastal countries of west africa have over the sahel countriesfertile soil and mineral resources temperatures and terrain human resources and natural resources weather patterns and location

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle