Lab Final

Question 1

Which of the following is FALSE regarding the June Solstice?

a. The vertical rays of the Sun strike at 23.5 N latitude
b. The area within the Arctic Circle experiences 24 hours of daylight
c. The North Pole is titled toward the Sun
d. The Tropic of Capricorn experiences more than 12 hours of daylight

Answer 1

d. The Tropic of Capricorn experiences more than 12 hours of daylight

Question 2

From the following choices of sunrise and sunset times for Ashland, Oregon, select the one that is closest to the autumnal equinox.

a. Sunrise at 5:35 am, sunset at 8:51 pm
b. Sunrise 7:36 am, sunset at 4:41 pm
c. Sunrise at 7:02 am, sunset at 7:03 pm
d. Sunrise at 6;23 am, sunset at 8:06 pm

Answer 2

c.Sunrise at 7:02 am, sunset at 7:03 pm

Question 3

Which of the following is NOT an important factor in determining the actual daily insolation at the earth’s surface?

a. Day Length
b. Angle of incidence of incoming radiation
c. Aphelion/Perihelion position
d. Obstruction of the atmosphere

Answer 3

c.Aphelion/Perihelion position

Question 4

The list of factors influencing temperature patterns includes all of the following except?

a. Latitude
b. Land-water contrasts
c. Wind patterns
d. Longitude

Answer 4

d.Longitude

Question 5

The elevation of the top of a hill is usually estimated by

a. subtracting one-half the contour interval from the highest elevation shown
b. Adding one-half the contour interval to the highest elevation contour shown
c. Visiting the hill top and searching for a benchmark
d. Assuming the top is the same elevation as the highest elevation contour shown

Answer 5

b. Adding one-half the contour interval to the highest elevation contour shown

Question 6

USGS topographic maps

a. Never show the U.S Land Survey grid
b. Only show baselines and meridians from the U.S. Public Land Survey grid
c. Usually show the U.S. Public Land Survey grid and section numbers
d. Show the U.S. Public Land Survey grid in all of the fifty states

Answer 6

c. Usually show the U.S. Public Land Survey grid and section numbers

Question 7

In the flow charts used to identify minerals in the Week 5 laboratory, what diagnostic property was used as the first identification?

a. Cleavage
b. Magnetism
c. Luster
d. Hardness

Answer 7

c.Luster

Question 8

You have a collection of four gray/white minerals that consists of quartz, calcite, plagioclase feldspar, and talc. You test each of the four with dilute hydrochloric acid and find that one of the minerals reacts with the acid. This mineral is most likely

a. Talc
b. Plagioclase feldspar
c. Quartz
d. Calcite

Answer 8

d.Calcite

Question 9

Variable mineral color but consistent streak color is a characteristic of the metallic mineral:

a. Magnetite
b. Galena
c. Pyrite
d. Hematite

Answer 9

d.Hematite