What level of sorting is visible in the above image?
A) Well sorted
B) Moderately sorted
C) Poorly sorted
Answer: A
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Explain why caprylic acid, CH3(CH2)6COOH, dissolves in a 5 percent aqueous solution of sodium hydroxide but caprylaldehyde, CH3(CH2)6CHO, does not
A) With two oxygens, the caprylic acid is about twice as polar the caprylaldehyde. B) The caprylaldehyde is a gas at room temperature. C) The caprylaldehyde behaves as a reducing agent, which neutralizes the sodium hydroxide. D) The caprylic acid reacts to form the water soluble salt.
A dog is an example of a/an
a. ungulate. d. vertebrate. b. invertebrate. e. primate. c. nekton
An elongate bedrock ridge eroded by a glacier parallel to the direction of glacier movement is called a(n)
A) horn. B) arete. C) cirque. D) roche moutonee.
Paleoclimatologists use direct measurements
Indicate whether the statement is true or false