Rocks minerals - Study guides, Class notes & Summaries
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APSC 151 Midterm Exam Study Guide | 100% Correct | Verified | 2024 Version
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Compared to the age of the Universe of about 14 billion years, the currently accepted age of Earth is 
about ________ years as determined by using radioactivity for dating rocks and minerals. 
A) 4.6 thousand 
B) 4.6 billion 
C) 5.4 million 
D) 13.7 billion - B 
The ________ division of the geologic time scale is an era of the Phanerozoic Eon. 
A) Paleocene 
B) Paleozoic 
C) Permian 
D) Proterozoic - B 
The Earth's core was formed from ________. 
A) a massive nickel iron asteroid that was the n...
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Biology 198 Exam 6 Questions and Answers Already Passed
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Biology 198 Exam 6 Questions and 
 
Answers Already Passed 
 
_____ are formed as a result of mutualistic interactions between fungus and a photosynthetic 
microbe such as a green alga or a cyanobacterium lichens 
 
Lichens form because the mutualistic interactions exists from bother partners _____ from each 
other benefiting 
 
The fungus supplies the green alga or cyanobacterium with carbon_____, minerals, and ______. 
The fungus also protects its partner's photosynthetic mechanisms and provi...
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Earth Science Final Exam Questions with Verified Solutions
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Earth Science Final Exam Questions 
 
with Verified Solutions 
 
How would you define a mineral? 
 A naturally occurring, nonorganic solid with a distinct crystal pattern and specific chemical 
formula. 
 
What is the term for the color of a mineral when it is ground into powder? 
 The color exhibited by a mineral in its powdered state. 
 
How is the reflective quality of a mineral described? 
 The manner in which a mineral reflects light off its surface. 
 
What does cleavage in a mineral refer...
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GACE Middle Grades Science Questions & Correct Answers | Latest Update |Already Graded A+
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tidal hypothesis 
: Theory that the solar system started with a near collision of sun and large star. 
Few astronomers believe this theory. 
condensation hypothesis 
: solar system began with rotating clouds of dust and gas. Condensation happened 
in center to form sun, and smaller parts of clouds formed. More astronomers believe in 
this idea. 
Core 
: Outer core- liquid; inner core- solid. Very dense in center. Believed that core is 
80% iron. Helps heat oceans. 
Mantle 
: Surrounds core. ...
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APSC 151 Final Exam; Questions and Answers 2024 Update 100% Solved
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APSC 151 Final Exam; Questions and Answers 
2024 Update 100% Solved 
Compared to the age of the Universe of about 14 billion years, the currently accepted age of 
Earth is 
about ________ years as determined by using radioactivity for dating rocks and minerals. 
A) 4.6 thousand 
B) 4.6 billion 
C) 5.4 million 
D) 13.7 billion Correct answer B 
The ________ division of the geologic time scale is an era of the Phanerozoic Eon. 
A) Paleocene 
B) Paleozoic 
C) Permian 
D) Proterozoic Correct answe...
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APSC 151 MIDTERM EXAM QUESTIONS AND ANSWERS 100% CORRECT
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APSC 151 MIDTERM EXAM QUESTIONS AND ANSWERS 100% CORRECTAPSC 151 MIDTERM EXAM QUESTIONS AND ANSWERS 100% CORRECTAPSC 151 MIDTERM EXAM QUESTIONS AND ANSWERS 100% CORRECTAPSC 151 MIDTERM EXAM QUESTIONS AND ANSWERS 100% CORRECTThe process of unloading can produce: 
(a) joints 
(b) mud cracks 
(c) pillows 
 (d) cross-bedding 
 (e) leaching - ANSWER-a 
 
An unconformity, like the one in the Kingston area, is best defined as: 
(a) a layer of rocks with very unusual fossils 
(b) a basal conglomerate...
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PECT PreK-4 Module 3 exam 2022/2023 with 100% correct answers
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Use of a circle graph is best when used to answer a question about what concept? 
a. What is the difference between the minimum and maximum value? 
b. Is there a change over time? 
c. What is the relationship between two variables? 
d. How do all the parts related to the whole? 
D 
 
 
 
A kindergarten teacher wants to develop the concept of set and which items belong in a set. What would be an appropriate activity for her to do? 
a. Have students use as many words as they can think of to descri...
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Science Olympiad - Dynamic Planet Latest Update Graded A+
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Science Olympiad - Dynamic Planet 
 
Latest Update Graded A+ 
 
USGS topographic maps detailed record of a land area, giving geographic positions and 
elevations for both natural and man-made features. They show the shape of the land the 
mountains, valleys, and plains by means of brown contour lines 
 
stream order The concept that describes the hierarchy of stream types (see image) 
 
Perennial streams Water flows in the stream at least 90 percent of the time in a well defined 
channel. 
 
Int...
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APSC 151 Final Exam; Questions and Answers 2025/2024 Update 100% Solved
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APSC 151 Final Exam; Questions and Answers 
2025/2024 Update 100% Solved 
Compared to the age of the Universe of about 14 billion years, the currently accepted age of 
Earth is 
about ________ years as determined by using radioactivity for dating rocks and minerals. 
A) 4.6 thousand 
B) 4.6 billion 
C) 5.4 million 
D) 13.7 billion Correct answer B - 4.6 billion 
The ________ division of the geologic time scale is an era of the Phanerozoic Eon. 
A) Paleocene 
B) Paleozoic 
C) Permian 
D) ...
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Midterm (GEOL 1121K) || with 100% Error-free Solutions.
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Metamorphic rock correct answers A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions. 
(Ex: Gneiss, Marble, Quartzite) 
 
Magma correct answers A molten mixture of rock-forming substances, gases, and water from the mantle 
 
Igneous rock correct answers a type of rock that forms from the cooling and hardening of molten rock at or below the surface 
(Ex: Basalt, Granite, Obsidian) 
 
Metamorphic and Igneous rock melts and turns into correct ans...
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