The shape of mineral crystals depends most on
A. internal atomic arrangement.
B. chemical composition.
C. bonding and hardness.
D. chemical purity.
Answer: A
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Which set of moraines formed first: the Bloody Canyon moraines or the Sawmill Canyon moraines? How do you know?
Large lateral moraines can be see at the mouth of Bloody Canyon (Walker Lake and Walker Creek are between these moraines; 37°52'28"N, 119°09'53"W). The glacier that left these moraines flowed down Bloody Canyon from near Mono Pass. Sawmill Canyon (just south of Bloody Canyon) consists of two large lateral moraines—these moraines were left by a glacier that at one time also flowed down Bloody Canyon. What will be an ideal response?
If the Sun collapsed to a black hole, the time required for the Earth to orbit the collapsed Sun would
A. increase. B. decrease. C. stay the same.
The Ediacaran fauna represent the first fauna with internal skeletons. Indicate whether the statement is true or false
What is the population in Canada likely to experience soon?
A) Government institution of a population control policy B) Exponential population growth C) More senior citizens D) More single males