Multiply Choice 1
How are artificial gems easily identified?
a. less durable
b. too perfect
c. smaller crystals
d. all the above
D. All the above
Why should we be careful when using the results of carbon 14 dating?
a. Can be radioactive
b. Unreliable
c. Don’t need to be
d. Silly
B. Unreliable
Where is earth’s crust the thickest?
Earth’s crust is thickest under the mountain.
What is the most common rock in continental crust?
a. Granite
b. Basalt
c. Marble
A. Granite
What is the most common rock in oceanic crust?
a. Granite
b. Basalt
c. Marble
B. Basalt
Which of the following is a native mineral?
a. Salt
b. Baking soda
c. Mud
d. Copper
D. Copper
What rock is made from the same element as diamonds?
a. Coal
b. Quartz
c. Feldspar
d. Shale
A. Coal
List three tests commonly used to identify minerals.
Tests to identify minerals include color, streak, cleavage, hardness, crystal shape, and luster
What are the holes called that are left in igneous rock?
a. Holes
b. Oxygen
c. Vesicles
C. Vesicles
What rock contains two or more sizes of crystals?
A. Coprolites
B. Breccia
C. Porphyritic
C. Porphyritic
What is a common mineral found in the human body?
a. Gold
b. Calcium
c. Lead
d. Plutonium
B. Calcium
Which of the following is required in order for a plant or animal to fossilize?
a. Millions of years
b. Humans
c. Be covered quickly
d. Rain
C. Be covered quickly
How is Igneous rock formed and give an example of one.
Formed when melted rock cools.
Examples- pumice, basalt, obsidian, granite
What fragmental rock has rounded clasts?
A. Conglomerate
B. Breccia
C. Coprolites
A. Conglomerate
What fragmental rock has angular clasts?
a. Conglomerate
b. Breccia
c. Coprolites
B. Breccia
How many elements are in a native mineral?
a. 1
b. 10
c. 2 or more
d. 3
A. 1
What rock is commonly used for buildings and monuments?
a. Granite
b. Sandstone
c. Limestone
d. Mica
A. Granite
Formed from small bits of broken rock, shells and other materials that are cemented together.
Example- sandstone, mudstone, shale, limestone, dolomite
What is the name for fossilized animal dung?
A. Conglomerate
B. Breccia
C. Coprolites
C. Coprolites
What mineral is only made up of one type of atom?
a. Compound
b. Native element
c. Neither a or b
B. Native element
What is one common characteristic of metamorphic rock?
a. Soft
b. Round
c. Hard
d. Sticky
C. Hard
What percentage of all fossils are fossilized dinosaur bones?
a. 50%
b. Less than 0.0001%
c. 1%
d. 5%
B. Less than 0.0001%
How is Metamorphic rock formed and give an example.
Formed when igneous or sedimentary rocks are changed by pressure and heat over time.
Example- marble, slate, gneiss, quartzite
What mineral is made up of two or more elements?
a. Compound
b. Native element
c. Neither a or b
A. Compound
Smooth stones found inside fossilized animal bodies are called?
a. Coprolites
b. Geologic column
c. Gastroliths
C. Gastroliths