The delivered equipment cost for a fixed-bed carbon adsorption

system with a capacity of 5000 acfm was $100,000 in 1994. estimate

the installed cost of a similar system with a capacity of 7500 acfm

in 2000.

Which of the following is true about fossils? a. the relative age of fossils cannot be determined from their position in sedimentary layers. b. fossils found in lower layers of sedimentary rock are as old as fossils found in upper layers of sedimentary rock. c. fossils found in upper layers of sedimentary rock are older than fossils found in lower layers of sedimentary rock. d. fossils found in lower layers of sedimentary rock are older than fossils found in upper layers of sedimentary rock.

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

Lines of longitude are like stripes from the top of the globe down to the bottom virtually slicing the earth like an orange