THIS OCCURS WHEN EARTHS SHADOWS FALL ON THE MOON

THE AMOUNT OF MATTER IN AN OBJECT

RIGID LAYER OF EARTH ABOUT 100KM THICK, MADE OF THE CRUST AND A PART OF THE UPPER MANTLE

INORGANIC, SOILD MATERIALS FOUND IN NATURE

REMIANS, IMPRINTS, OR TRACES OF PERHISTORIC ORGANISMS

THIS OCCURS WHEN THE SUN IS DIRECTLY ABOVE THE EARTHS EQUATOR

FORCES ALWAYS ACT IN EQUAL BUT OPPOSITE PAIRS

ACCORDING TO THE THEORY OF _______ ______ , EARTH'S CRUST AND PART OF THE UPPER MANTLE ARE BROCKEN INTO SECTIONS.

SOILD MATERIALS THAT HAVE SUCH A PATTERN OF ATOMS

SOMETHING IS ITS AGE IN COMPARISON TO THE AGES OF OTHER THINGS

DEPRESSION LEFT BEHIND BY AN OBJECT STRIKING THE MOON

PARTICALS IN MATTER MOVE BACK AND FORTH AT RIGHT ANGLES TO THE DIRECTION IN WHICH THE WAVE TRAVELS

THIS ENTIRE CYCLE OF HEATING, RISING, COOLING AND SINKING IS CALLED A

THE AGE, IN YEARS, OF A ROCK OR OTHER OBJECT

LONGEST AND FINAL APOLLO MISSION TO THE MOON

THE NUMBER OF WAVE-LENGTHS THAT PASS BY A POINT EACH SECOND

AT A ______-______ ______ ROCKS ON EITHER SIDE FOR THE FAULT ARE MOVING PAST EACH OTHER WITHOUT MUCH UPWARD OR DOWNWARD MOVMENT

A MINERAL IS CALLED THIS IF IT CONTAINS ENOUGH OF A USEFUL SUBSTANCE THAT IT CAN BE SOLD FOR A PROFIT

THE HARD PART MIGHT DECAY OR DISSOLVE, LEAVING BEHIND A CAVITY IN THE ROCK CALLED A

FFDGD

DGF

SEISMIC WAVES FROM EARTHQUAKES ARE MEASURED WITH AN INSTUMENT KNOWN AS A

FORMS WHEN MELTED ROCK MATERIAL FROM INSIDE EARTH COOL

THE REMINDS OF SPECIES THAT EXISTED ON EARTH FOR RELATIVELY SHORT PERIODS OF TIME, WERE ABUNDANT, AND WERE WIDESPREAD GEOGRAPHICALLY