Potential Final Exam Questions

Earth Chemistry

1. The atomic number of (Xenon is 54) and the atomic number of (Silveris 47). Which of these atomshas more electrons? Explain.

2. Suppose an electrically neutral element has an atomic number of(23)and a massnumber of (48). Calculate the number of protons,

neutrons, and electrons.

3. Please fill in the following table:

Electrical Charge / Mass (a.m.u.) / Located in the nucleus(yes or no)
Proton
Neutron
Electron

4. A helium atom has two electrons in its first and only energy level(electron shell). Would you predictthat helium easily forms compounds with other elements? Why or why not?

5. What type of chemical bond, if any, forms between the followingtypes of elements: Metals & Nonmetals, Metals & Metals, and Nonmetals & Nonmetals?

6. Name the families of the Periodic Table and give the name of an element in each family.

Mineral and Rock

7. Name three reasons why color is not a reliable clue to the identity of a mineral. What simple test can beused to determine whether a mineral is gold or pyrite? Explain.

8. Name the six types of nonsilicate minerals and identify the elements that define each type.

9. Explain how a metamorphic rock can change into the other two types of rock through the rock cycle.

10. Explain the difference between an intrusive and extrusive rock. How can you identify each?

11. Name and explain the cause of the two types of metamorphism.

12. Name and describe the two types of igneous, three types of sedimentary, and two types of metamorphic rocks.

Fossils and Geologic Time

13. Explain how three types of mechanical weathering can break down rock material.

14. Explain how three types of chemical weathering can break down rock material.

15. How is erosion different than weathering? Explain the relationship between the twoprocesses.

16. Provide two reasons why seashells are more often preserved than other organisms.

17. Explain three different ways that an entire organism can be preserved.

18. Name the Eras of the Geologic Time Scale and the major life forms for each era.

Last (Water/Atmosphere/Environment) Unit – potential…

19. Explain two reasons why the groundwater of DoorCounty is susceptible to contamination.

20. Explain the difference between a renewable and a nonrenewable resource and give anexample of each.

21. Explain two reasons why the use of alternative energy sources is better than fossil fuel use

22. Draw a diagram and explain how water moves throughout the water cycle.

23. Explain how pressure / temperature systems in the earth’s atmosphere cause surface winds.

24. List the three most abundant gases in the modern atmosphere and their percentages. How does the modern atmosphere differ

from the primitive atmosphere?

Chapter 8Chapter 9

alloy

anioncation|cleavage

atomelement|hardness

moleculecompound|inorganic

atomic numbermass number|luster

chemical propertyphysical property|mineral

covalent bondionic bond|mineralogist

electronneutronproton|nonsilicate mineralsilicate mineral

electron cloudnucleus|pyritequartz

gasliquidsolid|rock-forming mineral

ionisotope|streak

matter

Chapter 10

batholith

cementationcompaction

contact metamorphismregional metamorphism

limestoneobsidian

extrusive igneous rockintrusive igneous rock

felsicmafic

foliated

igneous rockmetamorphic rocksedimentary rock

metamorphism

organic sedimentary rockchemical sedimentary rock clastic sedimentary rock

sediment

stratification

Chapter 11Chapter 12

nonrenewable resource |mechanical weathering

oreplacer depositvein|abrasion

fossil fuel|exfoliation

anthracite bituminous coal lignite |ice wedging

crude oil|organic activity

peat |chemical weathering

renewable resource|acid precipitation

hydroelectric energy|carbonation

solar collector|hydrolysis

geothermal energy|oxidation

nuclear fissionnuclear fusion|plant acids

petrochemicalhydrocarbon |erosion

Chapter 17/18

absolute age relative age

amberfreezingmummificationtar beds

anthropologypaleontology

bedding plane

coprolitegastroliths

evolutiontheory of evolution

geologic column

half-life

invertebratevertebrate

index fossil

law of crosscuttinglaw of superpositionprinciple of uniformitarianism

relationships

petrification

trace fossil

unconformity

angular unconformitydisconformitynonconformity