Use Figure 11.5 to determine the amount of municipal solid waste that was recycled in 1960, 1970, 1980, 1990, 2000, and 2010.
What will be an ideal response?
Figure 11.5 shows those amounts.
1960 6.5 million tons
1970 8.0
1980 14.5
1990 33.2
2000 69.5
2010 85.0
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A node that breaks a continuous line into separate line segments is called an:
A. overshoot B. undershoot C. dangling node D. pseudo node
Energy output divided by energy input is known as the ____.
A. net energy B. energy returned on investment C. energy quality D. energy density E. subsidy
The most common end product of the chemical weathering of feldspar is
A. calcite B. amphibole C. pyroxene D. clay minerals
Seaweed (large marine algae) grows in shallow coastal regions because ________
A) they require fresh water to reproduce B) the surf is an important part of their mobility C) there is more sunlight reaching the seafloor in those regions D) they feed on the organisms washed into the ocean from nearby land