1
2
3
4
5
100

smallest planet, closest to the Sun

MERCURY

100

EARTH'S SISTER PLANET, HOTTEST PLANET, DENSE TOXIC ATMOSPHERE

VENUS

100

OUR HOME, 3RD ROCK FROM SUN, ONLY PLANET WITH LIQUID WATER AND BREATHABLE ATMOSPHERE

EARTH

100

RED PLANET, RUSTY IRON SOIL

MARS

100
LARGEST PLANET, GREAT RED SPOT(MASSIVE STORMS), MANY MOONS

JUPITER

200

STUNNING PROMINENT RINGS, ICE AND ROCK, GAS GIANT

SATURN

200

ICE GIANT, APPEARS PALE BLUE, ROTATES ON ITS SIDE

URANUS

200

FARTHEST PLANET (8), A DEEP BLUE ICE GIANT, FASTEST WIND

NEPTUNE

200

DWARF PLANET, (9), COLDEST PLANET, SMALL ICY BODY IN KUIPER BELT

PLUTO

200

STUDY OF EARTH'S ATMOSPHERE AND PLANETS

ASTRONOMY

300

STUDY OF THE OCEAN

OCEANOGRAPHY

300

EARTH'S SURFACE

GEOSPHERE

300

PERMANENT FROZEN WATER ON EARTH

CRYPSPHERE

300

GALAXY WE LIVE IN

MILKY WAY

300

STUDY OF FORCES OF WEATHER

METEOROLOGY

400

GEO MEANS 

ROCK, EARTH, GROUND OR LAND

400

BLANKET OF GASES OVER EARTH'S SURFACE

ATMOSPHERE

400
CENTER OF OUR SOLAR SYSTEM

SUN

400

ALL ORGANISMS ON EARTH AND WHERE THEY LIVE, THEIR SURROUNDINGS

BIOSPHERE

400

FROZEN WATER IN ATMOSPHERE

CRYOSPHERE

500

THIS NATURAL SATELLITE ORBITS EARTH

THE MOON

500

SPINS OR GOES AROUND

ORBITS

500

STUDY OF ENVIRONMENT, CREATURES (ORGANISMS) AND SURROUNDINGS

ENVIRONMENTAL SCIENCE

500

LANGUAGE HYDROSPHERE, CRYOSPHERE AND ATMOSPHERE ARE FROM

GREEK

500

STUDY OF WHAT MATERIALS MAKE UP A PLANET (EXAMPLE ROCKS)

GEOLOGY

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