BY: ANNA PFEIFER #20

ASTRONOMERS- PEOPLE WHO OBSERVE SCIENTIFIC THINGS

BEDROCK- THE SOLID LAYER OF ROCK BENEATH THE SOIL

CROP ROTATION- A FARMER PLANTS DIFFERENT CROPS IN A FIELD EACH YEAR

DEPOSITION- PROCESS IN WHICH SEDIMENT IS LAID DOWN IN NEW PLACES

EARTH SCIENCE- THE STUDY OF EARTH

FAULT- A BREAK OR CRACK IN EARTHS LITHOSPHERE

GLOBE- A SPHERE THAT REPRESENTS EARTHS ENTIRE SURFACE

HABITAT- THE PLACE WHERE AN ORGANISM LIVES AND SURVIVES

INVERTEBRATE- AN ANIMAL WITHOUT A BACKBONE

JET STREAMS- BANDS OF HIGH-SPEED WINDS

KEY- A LIST OF SYMBOLS ON A MAP

LOCAL WINDS- WINDS THAT BLOW OBER SHORT DISTANCES

MEANDER- A LOOPLIKE BEND IN THE COURSE OF A RIVER

NATURAL RESOURCE- ANYTHING IN THE ENVIRONMENT THAT HUMANS USE

OBSERVATORY- A BUILDING THAT CONTAINS INE OR MORE TELESCOPES

PHASE- ONE OF THE DIFFERENT SHAPES OF THE MOON SEEN FROM EARTH

QUESAR- A LARGE, BRIGHT DISTANT GALAXY WITH A BLACK HOLE IN THE CENTERRR

RILL- A TINY GROOVE KN SOIL CAUSED BY FLOWING WATER

SAND DUNE- A DEPOSIT OF WIND BLOWN SAND

THRUST- ATHE REACTION FORCE THAT PROPELS A ROCKET FORWARD

UNIVERSE- ALL OF SPACE AND EVERYTHING IN IT

VARIABLE- A FACTOR THAT CAN CHANGE AN EXPERIMENT

WASTES- WATER POLITION CAUSED BY HUMANS

X-RAY TELESCOPE- A TELESCOPE THAT SHOWS THOUGH YOUR SKIN TO BONES

YELLOWSTONE NATIONAL PARK- A PARK WITH A GEYSER

ZANG HENG- A SCIENTIST