Which type of rock is abundant in older rock formations but more rare in newer formations, may contain oil or gas, and is formed by a reaction with a previous sedimentary rock?
A) anthracite
B) bituminous coal
C) chert
D) dolostone
Answer: D
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Science
a. is a study of the history of the natural world b. attempts to discover order in nature to interpret the past c. is best described as a random collection of facts d. is supported by small amounts of evidence e. is an endeavor to discover how nature works
The study described above is best categorized as
a. field research b. laboratory research c. computer modeling d. a combination of all three types of research e. a combination of laboratory and field research, but no computer modeling
Explain how analysis of glacial and polar ice cores provides important clues about past climate.
What will be an ideal response?
________ is the theory that describes the motion of Earth's lithosphere
A) Metamorphism B) Pangaea C) Plate tectonics D) Sea floor spreading