The figure above shows that sedimentary rocks are changed to sediment by
a.
compaction
c.
cementation
b.
weathering and erosion
d.
heat and pressure

[a is incorrect]

Which are practical examples of how people in the developed world could make a big difference in how much water they use check all that apply a. use lightbulbs that use less electricity b. consider using a composting toilet that does not use water c. avoid using your telephone during peak hours d. do not read books