What feature distinguishes the two subclasses of bony fish?
A)gill structure
B)skeletal structure
C)fin structure
D)teeth structure
E)scale structure
C
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When we breathe we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. Which likely has more mass, the air that we inhale or the same volume of air we exhale? Does breathing cause you to lose or gain weight?
A) The air we inhale has more mass; breathing causes you to lose weight. B) The air we exhale has more mass; breathing causes you to lose weight. C) The air we inhale has more mass; breathing causes you to gain weight. D) The air we exhale has more mass; breathing causes you to gain weight.
An Earth satellite is simply a projectile freely falling around the Earth
A) True B) False
Hydrolysis is particularly effective in weathering ____
A)limestone B)sandstone C)bauxite D)calcite E)feldspar
Confining pressure is where ________
A) forces are applied equally in all directions B) pressure is applied in a cubic region C) pressure is parallel to the bedding planes D) forces are applied from the top and the bottom equally