The third agricultural revolution had its roots in North America
Indicate whether this statement is true or false
TRUE
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In an aqueous solution that has not reached the saturation point, why won't the ions bond to create mineral crystals?
A) The opposite charges of the ions repel each other. B) The ions are too close together to form a regular internal crystalline structure. C) The motion of the dissolved ions keeps them from joining. D) There are too few ions to make any minerals.
A 10-kg brick and a 1-kg book are dropped in a vacuum. Acceleration of the 10-kg brick is
A. the same as that of the 1-kg book. B. zero. C. 10 times that of the 1-kg book. D. 5 times that of the 1-kg book.
This pressure zone is associated with abundant precipitation and warm temperatures
A) equatorial low B) subtropical high C) subpolar low D) polar high
Earthquake prediction is ________
A) generally good if you live in an area along a plate boundary because we know how fast the plates are moving and can measure the stress accumulation B) possible for short times before some earthquakes based on things like animal behavior, but the U.S. does not make use of this method. C) not possible D) somewhat good for very long term statistical analyses based on ideas like mapping seismic gaps