A sedimentary rock can turn into an igneous rock by
A) compaction and cementation.
B) compaction.
C) melting and cooling.
D) weathering and lithification.
Answer: C
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A small metal sphere is suspended from the conducting cover of a conducting metal ice bucket by a non-conducting thread. The sphere is given a negative charge before the cover is placed on the bucket. The bucket is tilted by means of a non-conducting material so that the charged sphere touches the inside of the bucket. Which statement is correct?
a. The negative charge remains on the metal sphere. b. The negative charge spreads over the outside surface of the bucket and cover. c. The negative charge spreads over the inside surface of the bucket and cover. d. The negative charge spreads equally over the inside and outside surfaces of the bucket and cover. e. The negative charge spreads equally over the sphere and the inside and outside surfaces of the bucket and cover.
In ___________, polymers are heated in the absence of oxygen to temperatures where the LCMs are broken into shorter molecules.
Fill in the blank(s) with the appropriate word(s).
What are extrusive rocks?
What will be an ideal response?
Which of the following best explain what we think happened to outgassed water vapor on Venus?
A) Ultraviolet light split the water molecules, and the hydrogen then escaped to space. B) It turned into carbon dioxide by reacting with nitrogen in Venus's atmosphere. C) Water was removed from the atmosphere by chemical reactions with surface rock. D) It is frozen as water ice in craters near the poles.