3. A. ______ _____- areas where tension forces cause rock above the fault surface to move downward normal faults
4. 1)____________- a block of rock that forms the upper half of the fault 2)____________- a block of rock that forms the lower half of the fault hanging wall footwall
5. B. _______ _____- areas where compression forces cause rock above the fault to move _________ reverse fault upward
6. C. ________________- areas where shearing forces cause plates to move sideways past each other (horizontally) strike-slip fault
20. 7. _____________- describes how much energy is released during an earthquake; for each 1.0, the amplitude of the largest surface wave is 10 times greater; 32 times as much energy is released for each 1.0 increase Richter Scale