5 Written Questions

1. sandstone
2. bedding planes
3. Gravel
4. 5%;75%
5. the edges and corners

5 Matching Questions

1. the daughter product of radioactive decay of the Potassium 40 isotope is
2. coal beds originate in
3. Most energy sources are derived from what kind of rocks
4. Which of the following best describes the conditions of contact metamorphism
5. which one of the following statements concerning mechanical weathering is not true

1. a pressures are fairly low, the rock is in the upper part of the crust, and heat is supplied from a nearby magma body
2. b sedimentary rocks
3. c involves a major change in the mineral composition of the weathered material
4. d Argon 40
5. e freshwater swamps

5 Multiple Choice Questions

1. calcite
   1. which of the following is not a chemical sedimentary rock
   2. which of the following is/are most susceptible to chemical weathering by dissolution
   3. which one of the following statements concerning mechanical weathering is not true
   4. which of the following is not a typical component of soils
2. major biological extinction
   1. (T/F) Many limestones are of biochemical origin
   2. the age of the boundary between the end of the Mesozoic (cretaceous period) and the beginning of the Cenozoic (tertiary period) is ____ million years before present
   3. the daughter product of radioactive decay of the Potassium 40 isotope is
   4. the start or end of most of the named periods of the geologic time scale ( triassic) is identified by major geologic events ( advances of glaciers) and/or by ____ events
3. sand
   1. coal beds originate in
   2. conglomerate
   3. (T/F) chalk and coquina are types of coal
   4. sandstone
4. Quartz Si02
   1. Most energy sources are derived from what kind of rocks
   2. Flint, chert, and jasper are microcrystalline forms of _______
   3. Lithification of sedimentary rocks typically requires _____ and _____
   4. (T/F) chalk and coquina are types of coal
5. breccia clasts (fragments) are angular, conglomerate clasts are rounded
   1. which of the following is an essential characteristic of an index fossil
   2. what is the main difference between a conglomerate and a sedimentary breccia
   3. which of the following describes an unconformity
   4. which of the following is not typically used to classify detrital sedimentary rocks

5 True/False Questions

1. what type of foliation results from the parallel alignment of abundant, coarse-grained, mica flakes in a metamorphic rock → the amazon rainforest

   True        False

2. Foliations in metamorphic rocks are usually attributed to → Differential stress

   True        False

3. _____ is not a common cementing agent for sandstones → slate

   True        False

4. (T/F) Carbon-14 is useful for determining the age of igneous rocks → Fluorite

   True        False

5. chemical weathering is enhanced by physical weathering primarily due to an increase in → the fossil occurs over a short period of geologic time

   True        False