Which of the following statements about earth’s cycles is not true?
a. earth’s cycles move matter between abiotic and biotic factors of the environment.

b. the various cycles found on earth are vital to life.

c. some of earth’s cycles are a direct result of human action.

d. earth’s cycles convert nonliving elements into forms usable by organisms.

1. seamount a raised footwall block between normal fault creates this 2. syncline break between rocks where a hanging wall rises relative to a footwall 3. hot spring on rolling hills, this a dip between hills 4. volcanic neck created when a block with hanging walls slips down between normal faults 5. caldera underwater volcano that never reaches above sea level 6. horst natural hot water on earth's surface containing many minerals 7. graben underwater volcano whose top is eroded flat by waves 8. crater less than a mile in diameter; looks like a bowl at the top of a volcano 9. guyot magma that filled the central vent that remains after the volcano has eroded 10. reverse fault over 1 mile in diameter; looks like a bowl over a volcano