Some fossils, like this trilobite, are considered fossils. This type of fossil is used to help match the relative age of rock layers. In order to do this, the fossil must be found in many different places, during one time period, and have some unique characteristics.
A) C-14
B) Index
C) Trace
D) Stratified

The answer is d the box plots show the data distributions for the number of customers who used a coupon each hour during a two-day sale. which measure of variability can be compared using the box plots? interquartile range standard deviation mean median

How did geographic isolation affect the islands in the australasia ecozobne?

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation