What process happens farther up the river to bring the sediments to the delta? A.
volcanic eruptions
B.
erosion
C.
earthquakes
D.
friction

Which of the following is true of photosynthesis? a)carbon dioxide is a reactant b)water is a product c)most reactions within this process are exothermic d)oxygen is a reactant

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above